HD Style CN Units

HDA-B Units

Select An Efficiency:

81%80%

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDA150-B-CNF	PDF	150	122	10 to 1	3750	0.44	100	1125	0.02	21.04	30.61	44.21	18.19	210	4	2.5
HDA200-B-CNF	PDF	200	162	10 to 1	5000	0.78	100	1500	0.06	21.04	30.61	44.21	18.19	220	4	2.5
HDA250-B-CNF	PDF	250	202	5 to 1	6250	0.79	100	1875	0.07	24.29	30.61	44.21	18.19	250	4	2.5
HDA250-B-CNF (6)	PDF	250	202	10 to 1	6250	0.56	100	1875	0.05	27.54	30.61	44.21	18.19	264	4	2.5
HDA300-B-CNF	PDF	300	243	10 to 1	7500	0.8	100	2250	0.07	27.54	30.61	44.21	18.19	264	4	2.5
HDA350-B-CNF	PDF	350	284	5 to 1	8750	0.81	100	2625	0.08	30.79	30.61	44.21	18.19	370	4	2.5
HDA350-B-CNF (8)	PDF	350	284	10 to 1	8750	0.67	100	2625	0.06	34.04	30.61	44.21	18.19	417	4	2.5
HDA400-B-CNF	PDF	400	324	10 to 1	10000	0.88	100	3000	0.08	34.04	30.61	44.21	18.19	417	4	2.5
HDA500-B-CNF	PDF	500	405	10 to 1	12500	0.96	100	3750	0.09	40.54	30.61	44.21	18.19	456	5	N/a
HDA600-B-CNF	PDF	600	486	10 to 1	15000	1.02	100	4500	0.1	47.04	30.61	44.21	18.19	496	5	N/a
HDA150-B-CNF-X2	PDF	300	243	10 to 1	3750	0.87	200	1125	0.03	21.04	61.1	44.21	18.19	463	8	5
HDA200-B-CNF-X2	PDF	400	324	20 to 1	5000	1.55	200	1500	0.12	21.04	61.1	44.21	18.19	463	8	5
HDA250-B-CNF-X2	PDF	500	405	10 to 1	6250	1.57	200	1875	0.13	24.29	61.1	44.21	18.19	536	8	5
HDA250-B-CNF-X2 (6)	PDF	500	405	20 to 1	6250	1.11	200	1875	0.11	27.54	61.1	44.21	18.19	556	8	5
HDA300-B-CNF-X2	PDF	600	486	20 to 1	7500	1.59	200	2250	0.15	27.54	61.1	44.21	18.19	556	8	5
HDA350-B-CNF-X2	PDF	700	567	10 to 1	8750	1.61	200	2625	0.15	30.79	61.1	44.21	18.19	635	8	5
HDA350-B-CNF-X2 (8)	PDF	700	567	20 to 1	8750	1.34	200	2625	0.12	34.04	61.1	44.21	18.19	877	8	5
HDA400-B-CNF-X2	PDF	800	648	20 to 1	10000	1.75	200	3000	0.16	34.04	61.1	44.21	18.19	877	8	5
HDA500-B-CNF-X2	PDF	1000	810	20 to 1	12500	1.91	200	3750	0.18	40.54	61.1	44.21	18.19	960	10	N/a
HDA600-B-CNF-X2	PDF	1200	972	20 to 1	15000	2.05	200	4500	0.19	47.04	61.1	44.21	18.19	1032	10	N/a

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDA150-B-CNT	PDF	150	122	10 to 1	3750	0.44	100	1125	0.02	21.04	30.61	44.21	18.19	210	4	2.5
HDA200-B-CNT	PDF	200	162	10 to 1	5000	0.78	100	1500	0.06	21.04	30.61	44.21	18.19	220	4	2.5
HDA250-B-CNT	PDF	250	202	5 to 1	6250	0.79	100	1875	0.07	24.29	30.61	44.21	18.19	250	4	2.5
HDA250-B-CNT (6)	PDF	250	202	10 to 1	6250	0.56	100	1875	0.05	27.54	30.61	44.21	18.19	264	4	2.5
HDA300-B-CNT	PDF	300	243	10 to 1	7500	0.8	100	2250	0.07	27.54	30.61	44.21	18.19	264	4	2.5
HDA350-B-CNT	PDF	350	284	5 to 1	8750	0.81	100	2625	0.08	30.79	30.61	44.21	18.19	370	4	2.5
HDA350-B-CNT (8)	PDF	350	284	10 to 1	8750	0.67	100	2625	0.06	34.04	30.61	44.21	18.19	417	4	2.5
HDA400-B-CNT	PDF	400	324	10 to 1	10000	0.88	100	3000	0.08	34.04	30.61	44.21	18.19	417	4	2.5
HDA500-B-CNT	PDF	500	405	10 to 1	12500	0.96	100	3750	0.09	40.54	30.61	44.21	18.19	456	5	N/a
HDA600-B-CNT	PDF	600	486	10 to 1	15000	1.02	100	4500	0.1	47.04	30.61	44.21	18.19	496	5	N/a
HDA150-B-CNT-X2	PDF	300	243	10 to 1	3750	0.87	200	1125	0.03	21.04	61.1	44.21	18.19	463	8	5
HDA200-B-CNT-X2	PDF	400	324	20 to 1	5000	1.55	200	1500	0.12	21.04	61.1	44.21	18.19	463	8	5
HDA250-B-CNT-X2	PDF	500	405	10 to 1	6250	1.57	200	1875	0.13	24.29	61.1	44.21	18.19	536	8	5
HDA250-B-CNT-X2 (6)	PDF	500	405	20 to 1	6250	1.11	200	1875	0.11	27.54	61.1	44.21	18.19	556	8	5
HDA300-B-CNT-X2	PDF	600	486	20 to 1	7500	1.59	200	2250	0.15	27.54	61.1	44.21	18.19	556	8	5
HDA350-B-CNT-X2	PDF	700	567	10 to 1	8750	1.61	200	2625	0.15	30.79	61.1	44.21	18.19	635	8	5
HDA350-B-CNT-X2 (8)	PDF	700	567	20 to 1	8750	1.34	200	2625	0.12	34.04	61.1	44.21	18.19	877	8	5
HDA400-B-CNT-X2	PDF	800	648	20 to 1	10000	1.75	200	3000	0.16	34.04	61.1	44.21	18.19	877	8	5
HDA500-B-CNT-X2	PDF	1000	810	20 to 1	12500	1.91	200	3750	0.18	40.54	61.1	44.21	18.19	960	10	N/a
HDA600-B-CNT-X2	PDF	1200	972	20 to 1	15000	2.05	200	4500	0.19	47.04	61.1	44.21	18.19	1032	10	N/a

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDA150-B-CNT	PDF	150	120	10 to 1	5556	0.39	100	1111	0.02	21.98	31.83	45.77	19.18	210	4	2.5
HDA200-B-CNT	PDF	200	160	10 to 1	7407	0.67	100	1481	0.03	21.98	31.83	45.77	19.18	220	4	2.5
HDA250-B-CNT	PDF	250	200	5 to 1	9259	0.83	100	1852	0.04	25.23	31.83	45.77	19.18	250	4	2.5
HDA250-B-CNT (6)	PDF	250	200	10 to 1	9259	0.69	100	1852	0.03	25.23	31.83	45.77	19.18	264	4	2.5
HDA300-B-CNT	PDF	300	240	10 to 1	11111	0.96	100	2222	0.05	28.48	31.83	45.77	19.18	264	4	2.5
HDA350-B-CNT	PDF	350	280	5 to 1	12963	1.09	100	2593	0.06	31.73	31.83	45.77	19.18	370	4	2.5
HDA350-B-CNT (8)	PDF	350	280	10 to 1	12963	0.93	100	2593	0.05	31.73	31.83	45.77	19.18	417	4	2.5
HDA400-B-CNT	PDF	400	320	10 to 1	14815	1.2	100	2963	0.06	34.98	31.83	45.77	19.18	417	4	2.5
HDA500-B-CNT	PDF	500	400	10 to 1	18519	1.38	100	3704	0.07	42	31.83	45.77	19.12	456	5	N/a
HDA600-B-CNT	PDF	600	480	10 to 1	22222	1.52	100	4444	0.08	48	31.83	45.77	19.12	496	5	N/a
HDA150-B-CNT-X2	PDF	300	240	10 to 1	5556	0.78	200	1111	0.04	21.98	61.81	45.77	19.18	463	8	5
HDA200-B-CNT-X2	PDF	400	320	20 to 1	7407	1.34	200	1481	0.06	21.98	61.81	45.77	19.18	463	8	5
HDA250-B-CNT-X2	PDF	500	400	10 to 1	9259	1.66	200	1852	0.08	25.23	61.81	45.77	19.18	536	8	5
HDA250-B-CNT-X2 (6)	PDF	500	400	20 to 1	9259	1.38	200	1852	0.06	25.23	61.81	45.77	19.18	556	8	5
HDA300-B-CNT-X2	PDF	600	480	20 to 1	11111	1.93	200	2222	0.1	28.48	63.66	45.77	19.18	556	8	5
HDA350-B-CNT-X2	PDF	700	560	10 to 1	12963	2.17	200	2593	0.11	31.73	63.66	45.77	19.18	635	8	5
HDA350-B-CNT-X2 (8)	PDF	700	560	20 to 1	12963	1.86	200	2593	0.09	31.73	61.81	45.77	19.18	877	8	5
HDA400-B-CNT-X2	PDF	800	640	20 to 1	14815	2.39	200	2963	0.12	34.98	63.66	45.77	19.18	877	8	5
HDA500-B-CNT-X2	PDF	1000	800	20 to 1	18519	2.75	200	3704	0.14	42	63.66	45.77	19.12	1032	10	N/a
HDA600-B-CNT-X2	PDF	1200	960	20 to 1	22222	3.04	200	4444	0.16	48	63.66	45.77	19.12	1032	10	N/a

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDA150-B-CNF	PDF	150	120	10 to 1	5556	0.39	100	1111	0.02	21.98	31.83	45.77	19.18	210	4	2.5
HDA200-B-CNF	PDF	200	160	10 to 1	7407	0.67	100	1481	0.03	21.98	31.83	45.77	19.18	220	4	2.5
HDA250-B-CNF	PDF	250	200	5 to 1	9259	0.83	100	1852	0.04	25.23	31.83	45.77	19.18	250	4	2.5
HDA250-B-CNF (6)	PDF	250	200	10 to 1	9259	0.69	100	1852	0.03	25.23	31.83	45.77	19.18	264	4	2.5
HDA300-B-CNF	PDF	300	240	10 to 1	11111	0.96	100	2222	0.05	28.48	31.83	45.77	19.18	264	4	2.5
HDA350-B-CNF	PDF	350	280	5 to 1	12963	1.09	100	2593	0.06	31.73	31.83	45.77	19.18	370	4	2.5
HDA350-B-CNF (8)	PDF	350	280	10 to 1	12963	0.93	100	2593	0.05	31.73	31.83	45.77	19.18	417	4	2.5
HDA400-B-CNF	PDF	400	320	10 to 1	14815	1.2	100	2963	0.06	34.98	31.83	45.77	19.18	417	4	2.5
HDA500-B-CNF	PDF	500	400	10 to 1	18519	1.38	100	3704	0.07	42	31.83	45.77	19.12	456	5	N/a
HDA600-B-CNF	PDF	600	480	10 to 1	22222	1.52	100	4444	0.08	48	31.83	45.77	19.12	496	5	N/a
HDA150-B-CNF-X2	PDF	300	240	10 to 1	5556	0.78	200	1111	0.04	21.98	61.81	45.77	19.18	463	8	5
HDA200-B-CNF-X2	PDF	400	320	20 to 1	7407	1.34	200	1481	0.06	21.98	61.81	45.77	19.18	463	8	5
HDA250-B-CNF-X2	PDF	500	400	10 to 1	9259	1.66	200	1852	0.08	25.23	61.81	45.77	19.18	536	8	5
HDA250-B-CNF-X2 (6)	PDF	500	400	20 to 1	9259	1.38	200	1852	0.06	25.23	61.81	45.77	19.18	556	8	5
HDA300-B-CNF-X2	PDF	600	480	20 to 1	11111	1.93	200	2222	0.1	28.48	63.66	45.77	19.18	556	8	5
HDA350-B-CNF-X2	PDF	700	560	10 to 1	12963	2.17	200	2593	0.11	31.73	63.66	45.77	19.18	635	8	5
HDA350-B-CNF-X2 (8)	PDF	700	560	20 to 1	12963	1.86	200	2593	0.09	31.73	61.81	45.77	19.18	877	8	5
HDA400-B-CNF-X2	PDF	800	640	20 to 1	14815	2.39	200	2963	0.12	34.98	63.66	45.77	19.18	877	8	5
HDA500-B-CNF-X2	PDF	1000	800	20 to 1	18519	2.75	200	3704	0.14	42	63.66	45.77	19.12	1032	10	N/a
HDA600-B-CNF-X2	PDF	1200	960	20 to 1	22222	3.04	200	4444	0.16	48	63.66	45.77	19.12	1032	10	N/a

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

HDA-F Units

Select An Efficiency:

80%81% (Coming Soon)

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDA150-F-CNT	PDF	150	120	10 to 1	5556	0.39	100	1111	0.02	21.98	31.83	45.77	19.18	210	4	2.5
HDA200-F-CNT	PDF	200	160	10 to 1	7407	0.67	100	1481	0.03	22.67	32.32	45.75	19.16	220	4	2.5
HDA250-F-CNT	PDF	250	200	5 to 1	9259	0.83	100	1852	0.04	25.92	32.32	45.75	19.16	250	4	2.5
HDA250-F-CNT (6)	PDF	250	200	10 to 1	9259	0.69	100	1852	0.03	29.17	32.32	45.78	19.19	264	4	2.5
HDA300-F-CNT	PDF	300	240	10 to 1	11111	0.96	100	2222	0.05	29.17	32.32	45.75	19.16	264	4	2.5
HDA350-F-CNT	PDF	350	280	5 to 1	12963	1.09	100	2593	0.06	32.42	32.32	45.75	19.16	370	4	2.5
HDA350-F-CNT (8)	PDF	350	280	10 to 1	12963	0.93	100	2593	0.05	35.67	32.32	45.78	19.19	417	4	2.5
HDA400-F-CNT	PDF	400	320	10 to 1	14815	1.2	100	2963	0.06	35.67	32.32	45.75	19.16	417	4	2.5
HDA500-F-CNT	PDF	500	400	10 to 1	18519	1.38	100	3704	0.07	42.17	32.32	45.81	19.1	456	5	N/a
HDA600-F-CNT	PDF	600	480	10 to 1	22222	1.52	100	4444	0.08	48.67	32.32	45.81	19.1	496	5	N/a
HDA150-F-CNT-X2	PDF	300	240	10 to 1	11112	0.78	200	2222	0.04	43.49	31.39	45.77	19.18	463	8	5
HDA200-F-CNT-X2	PDF	400	320	20 to 1	14814	1.34	200	2962	0.06	43.49	31.39	45.77	19.18	463	8	5
HDA250-F-CNT-X2	PDF	500	400	10 to 1	18518	1.66	200	3704	0.08	49.99	31.39	45.77	19.18	536	8	5
HDA250-F-CNT-X2 (6)	PDF	500	400	20 to 1	18518	1.38	200	3704	0.06	56.49	31.39	45.77	19.18	556	8	5
HDA300-F-CNT-X2	PDF	600	480	20 to 1	22222	1.93	200	4444	0.1	56.49	31.39	45.77	19.18	556	8	5
HDA350-F-CNT-X2	PDF	700	560	10 to 1	25926	2.17	200	5186	0.11	62.99	31.39	45.77	19.18	635	8	5
HDA350-F-CNT-X2 (8)	PDF	700	560	20 to 1	25926	1.86	200	5186	0.09	69.49	31.39	45.77	19.18	877	8	5
HDA400-F-CNT-X2	PDF	800	640	20 to 1	29630	2.39	200	5926	0.12	69.49	31.39	45.77	19.18	877	8	5
HDA500-F-CNT-X2	PDF	1000	800	20 to 1	37038	2.75	200	7408	0.14	82.49	31.39	45.81	19.12	1032	10	N/a
HDA600-F-CNT-X2	PDF	1200	960	20 to 1	44444	3.04	200	8888	0.16	95.49	31.39	45.81	19.12	1032	10	N/a

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDA150-F-CNF-X2	PDF	300	240	10 to 1	11112	0.78	200	2222	0.04	43.49	41.49	45.77	19.18	463	8	5
HDA200-F-CNF-X2	PDF	400	320	20 to 1	14814	1.34	200	2962	0.06	43.49	41.49	45.77	19.18	463	8	5
HDA250-F-CNF-X2	PDF	500	400	10 to 1	18518	1.66	200	3704	0.08	49.99	41.49	45.77	19.18	536	8	5
HDA250-F-CNF-X2 (6)	PDF	500	400	20 to 1	18518	1.38	200	3704	0.06	56.49	41.49	45.77	19.18	556	8	5
HDA300-F-CNF-X2	PDF	600	480	20 to 1	22222	1.93	200	4444	0.1	56.49	41.49	45.77	19.18	556	8	5
HDA350-F-CNF-X2	PDF	700	560	10 to 1	25926	2.17	200	5186	0.11	62.99	41.49	45.77	19.18	635	8	5
HDA350-F-CNF-X2 (8)	PDF	700	560	20 to 1	25926	1.86	200	5186	0.09	69.49	41.49	45.77	19.18	877	8	5
HDA400-F-CNF-X2	PDF	800	640	20 to 1	29630	2.39	200	5926	0.12	69.49	41.49	45.77	19.18	877	8	5
HDA500-F-CNF-X2	PDF	1000	800	20 to 1	37038	2.75	200	7408	0.14	82.49	41.49	45.77	19.12	1032	10	N/a
HDA600-F-CNF-X2	PDF	1200	960	20 to 1	44444	3.04	200	8888	0.16	95.49	41.49	45.77	19.12	1032	10	N/a

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

HDA-M Units

Select An Efficiency:

81%80%

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDA150-M-CNT	PDF	150	122	10 to 1	3750	0.02	80	1406	0.004	30.42	21.23	44.03	18.19	210	4	2.5
HDA200-M-CNT	PDF	200	162	10 to 1	5000	0.04	80	1875	0.006	30.42	21.23	44.03	18.19	220	4	2.5
HDA250-M-CNT	PDF	250	202	5 to 1	6250	0.08	80	2344	0.01	30.42	24.48	44.03	18.19	250	4	2.5
HDA250-M-CNT (6)	PDF	250	202	10 to 1	6250	0.1	80	2344	0.01	30.42	27.73	44.03	18.19	264	4	2.5
HDA300-M-CNT	PDF	300	243	10 to 1	7500	0.14	80	2813	0.02	30.42	27.73	44.03	18.19	264	4	2.5
HDA350-M-CNT	PDF	350	284	5 to 1	8750	0.22	80	3281	0.03	30.42	30.98	44.03	18.19	370	4	2.5
HDA350-M-CNT (8)	PDF	350	284	10 to 1	8750	0.27	80	3281	0.04	30.42	34.23	44.03	18.19	417	4	2.5
HDA400-M-CNT	PDF	400	324	10 to 1	10000	0.35	80	3750	0.05	30.42	34.23	44.03	18.19	417	4	2.5
HDA500-M-CNT	PDF	500	405	10 to 1	12500	0.65	80	4688	0.1	30.42	40.73	44.03	18.19	456	5	N/a
HDA600-M-CNT	PDF	600	486	10 to 1	15000	1.18	80	5625	0.17	30.42	47.23	44.03	18.19	496	5	N/a

Note: For Propane gas, turndown is 60% of stated natural gas turndown.

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDA150-M-CNT	PDF	150	120	10 to 1	5556	0.02	60	1852	0.01	31.83	21.98	45.77	19.18	210	4	2.5
HDA200-M-CNT	PDF	200	160	10 to 1	7407	0.03	60	2469	0.01	32.32	22.67	45.78	19.13	220	4	2.5
HDA250-M-CNT	PDF	250	200	5 to 1	9259	0.06	60	3086	0.01	32.32	24.18	45.75	19.16	250	4	2.5
HDA250-M-CNT (6)	PDF	250	200	10 to 1	9259	0.08	60	3086	0.01	32.32	24.18	45.75	19.16	264	4	2.5
HDA300-M-CNT	PDF	300	240	10 to 1	11111	0.11	60	3704	0.01	32.32	27.43	45.75	19.16	264	4	2.5
HDA350-M-CNT	PDF	350	280	5 to 1	12963	0.17	60	4321	0.02	32.32	32.42	45.75	19.16	370	4	2.5
HDA350-M-CNT (8)	PDF	350	280	10 to 1	12963	0.19	60	4321	0.03	32.32	32.42	45.75	19.16	417	4	2.5
HDA400-M-CNT	PDF	400	320	10 to 1	14815	0.25	60	4938	0.03	32.32	35.67	45.75	19.16	417	4	2.5
HDA500-M-CNT	PDF	500	400	10 to 1	18519	0.47	60	6173	0.06	32.32	42.17	45.81	19.1	456	5	N/a
HDA600-M-CNT	PDF	600	480	10 to 1	22222	0.79	60	7407	0.1	32.32	48.67	45.81	19.1	496	5	N/a
HDA150-M-CNT-X2	PDF	300	240	10 to 1	5556	0.04	120	1852	0.02	31.39	43.49	45.77	19.18	463	8	5
HDA200-M-CNT-X2	PDF	400	320	20 to 1	7407	0.06	120	2469	0.02	31.39	43.49	45.77	19.18	463	8	5
HDA250-M-CNT-X2	PDF	500	400	10 to 1	9259	0.12	120	3086	0.02	31.39	49.99	45.77	19.18	536	8	5
HDA250-M-CNT-X2 (6)	PDF	500	400	20 to 1	9259	0.16	120	3086	0.02	31.39	56.49	45.77	19.18	556	8	5
HDA300-M-CNT-X2	PDF	600	480	20 to 1	11111	0.22	120	3704	0.02	31.39	56.49	45.77	19.18	556	8	5
HDA350-M-CNT-X2	PDF	700	560	10 to 1	12963	0.34	120	4321	0.04	31.39	62.99	45.77	19.18	635	8	5
HDA350-M-CNT-X2 (8)	PDF	700	560	20 to 1	12963	0.38	120	4321	0.06	31.39	69.49	45.77	19.18	877	8	5
HDA400-M-CNT-X2	PDF	800	640	20 to 1	14815	0.5	120	4938	0.06	31.39	69.49	45.77	19.18	877	8	5
HDA500-M-CNT-X2	PDF	1000	800	20 to 1	18519	0.94	120	6173	0.12	31.39	82.49	45.77	19.12	1032	10	N/a
HDA600-M-CNT-X2	PDF	1200	960	20 to 1	22222	1.58	120	7407	0.2	31.39	95.49	45.77	19.12	1032	10	N/a

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDA150-M-CNF-X2	PDF	300	240	10 to 1	5556	0.04	120	1852	0.02	41.49	43.49	45.77	19.18	463	8	5
HDA200-M-CNF-X2	PDF	400	320	20 to 1	7407	0.06	120	2469	0.02	41.49	43.49	45.77	19.18	463	8	5
HDA250-M-CNF-X2	PDF	500	400	10 to 1	9259	0.12	120	3086	0.02	41.49	49.99	45.77	19.18	536	8	5
HDA250-M-CNF-X2 (6)	PDF	500	400	20 to 1	9259	0.16	120	3086	0.02	41.49	56.49	45.77	19.18	556	8	5
HDA300-M-CNF-X2	PDF	600	480	20 to 1	11111	0.22	120	3704	0.02	41.49	56.49	45.77	19.18	556	8	5
HDA350-M-CNF-X2	PDF	700	560	10 to 1	12963	0.34	120	4321	0.04	41.49	62.99	45.77	19.18	635	8	5
HDA350-M-CNF-X2 (8)	PDF	700	560	20 to 1	12963	0.38	120	4321	0.06	41.49	69.49	45.77	19.18	877	8	5
HDA400-M-CNF-X2	PDF	800	640	20 to 1	14815	0.5	120	4938	0.06	41.49	69.49	45.77	19.18	877	8	5
HDA500-M-CNF-X2	PDF	1000	800	20 to 1	18519	0.94	120	6173	0.12	41.49	82.49	45.77	19.12	1032	10	N/a
HDA600-M-CNF-X2	PDF	1200	960	20 to 1	22222	1.58	120	7407	0.2	41.49	95.49	45.77	19.12	1032	10	N/a

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

HDA-I Units

Select An Efficiency:

80%81% (Coming Soon)

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDA150-I-CNT	PDF	150	120	10 to 1	5556	0.02	60	1852	0.01	31.83	21.98	45.77	19.18	210	4	2.5
HDA200-I-CNT	PDF	200	160	10 to 1	7407	0.03	60	2469	0.01	30.08	21.98	45.77	19.18	220	4	2.5
HDA250-I-CNT	PDF	250	200	5 to 1	9259	0.06	60	3086	0.01	30.08	25.23	45.77	19.18	250	4	2.5
HDA250-I-CNT (6)	PDF	250	200	10 to 1	9259	0.08	60	3086	0.01	31.83	29.42	45.78	19.19	264	4	2.5
HDA300-I-CNT	PDF	300	240	10 to 1	11111	0.11	60	3704	0.01	30.08	28.48	45.77	19.18	264	4	2.5
HDA350-I-CNT	PDF	350	280	5 to 1	12963	0.17	60	4321	0.02	30.08	31.73	45.77	19.18	370	4	2.5
HDA350-I-CNT (8)	PDF	350	280	10 to 1	12963	0.19	60	4321	0.03	31.83	35.92	45.78	19.19	417	4	2.5
HDA400-I-CNT	PDF	400	320	10 to 1	14815	0.25	60	4938	0.03	30.08	34.98	45.77	19.18	417	4	2.5
HDA500-I-CNT	PDF	500	400	10 to 1	18519	0.47	60	6173	0.06	30.08	40	45.77	19.12	456	5	N/a
HDA600-I-CNT	PDF	600	480	10 to 1	22222	0.79	60	7407	0.1	30.08	46	45.77	19.12	496	5	N/a
HDA150-I-CNT-X2	PDF	300	240	10 to 1	11112	0.04	120	3704	0.02	61.81	21.99	45.77	19.18	463	8	5
HDA200-I-CNT-X2	PDF	400	320	20 to 1	14814	0.06	120	4938	0.02	61.81	21.99	45.77	19.18	463	8	5
HDA250-I-CNT-X2	PDF	500	400	10 to 1	18518	0.12	120	6172	0.02	61.81	25.24	45.77	19.18	536	8	5
HDA250-I-CNT-X2 (6)	PDF	500	400	20 to 1	18518	0.16	120	6172	0.02	61.81	28.49	45.77	19.18	556	8	5
HDA300-I-CNT-X2	PDF	600	480	20 to 1	22222	0.22	120	7408	0.02	61.81	28.49	45.77	19.18	556	8	5
HDA350-I-CNT-X2	PDF	700	560	10 to 1	25926	0.34	120	8642	0.04	61.81	31.74	45.77	19.18	635	8	5
HDA350-I-CNT-X2 (8)	PDF	700	560	20 to 1	25926	0.38	120	8642	0.06	61.81	34.99	45.77	19.18	877	8	5
HDA400-I-CNT-X2	PDF	800	640	20 to 1	29630	0.5	120	9876	0.06	61.81	34.99	45.77	19.18	877	8	5
HDA500-I-CNT-X2	PDF	1000	800	20 to 1	37038	0.94	120	12346	0.12	61.81	41.49	45.81	19.12	1032	10	N/a
HDA600-I-CNT-X2	PDF	1200	960	20 to 1	44444	1.58	120	14814	0.2	61.81	47.99	45.81	19.12	1032	10	N/a

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDA150-I-CNF-X2	PDF	300	240	10 to 1	11112	0.04	120	3704	0.02	61.81	21.99	45.77	19.18	463	8	5
HDA200-I-CNF-X2	PDF	400	320	20 to 1	14814	0.06	120	4938	0.02	61.81	21.99	45.77	19.18	463	8	5
HDA250-I-CNF-X2	PDF	500	400	10 to 1	18518	0.12	120	6172	0.02	61.81	25.24	45.77	19.18	536	8	5
HDA250-I-CNF-X2 (6)	PDF	500	400	20 to 1	18518	0.16	120	6172	0.02	61.81	28.49	45.77	19.18	556	8	5
HDA300-I-CNF-X2	PDF	600	480	20 to 1	22222	0.22	120	7408	0.02	61.81	28.49	45.77	19.18	556	8	5
HDA350-I-CNF-X2	PDF	700	560	10 to 1	25926	0.34	120	8642	0.04	61.81	31.74	45.77	19.18	635	8	5
HDA350-I-CNF-X2 (8)	PDF	700	560	20 to 1	25926	0.38	120	8642	0.06	61.81	34.99	45.77	19.18	877	8	5
HDA400-I-CNF-X2	PDF	800	640	20 to 1	29630	0.5	120	9876	0.06	61.81	34.99	45.77	19.18	877	8	5
HDA500-I-CNF-X2	PDF	1000	800	20 to 1	37038	0.94	120	12346	0.12	61.81	41.49	45.77	19.12	1032	10	N/a
HDA600-I-CNF-X2	PDF	1200	960	20 to 1	44444	1.58	120	14814	0.2	61.81	47.99	45.77	19.12	1032	10	N/a

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

HDB-B Units

Select An Efficiency:

81%80%

Images coming soon!

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDB180-B-CNF	PDF	180	146	10 to 1	4500	0.11	90	1500	0.01	28.94	21.78	77.74	18.19	165	4	2.5
HDB200-B-CNF	PDF	200	162	10 to 1	5000	0.13	90	1667	0.02	28.94	21.78	77.74	18.19	165	4	2.5
HDB225-B-CNF	PDF	225	182	5 to 1	5625	0.16	90	1875	0.02	28.94	21.78	77.74	18.19	205	4	2.5
HDB250-B-CNF	PDF	250	202	5 to 1	6250	0.15	90	2083	0.02	28.94	21.78	77.74	18.19	205	4	2.5
HDB270-B-CNF	PDF	270	219	10 to 1	6750	0.13	90	2250	0.02	28.94	21.78	77.74	18.19	265	4	2.5
HDB300-B-CNF	PDF	300	243	10 to 1	7500	0.16	90	2500	0.02	28.94	21.78	77.74	18.19	265	4	2.5
HDB315-B-CNF	PDF	315	255	5 to 1	7875	0.15	90	2625	0.02	32.19	21.78	77.74	18.19	325	4	2.5
HDB350-B-CNF	PDF	350	284	5 to 1	8750	0.18	90	2917	0.02	32.19	21.78	77.74	18.19	325	4	2.5
HDB360-B-CNF	PDF	360	292	10 to 1	9000	0.16	90	3000	0.02	35.44	21.78	77.74	18.19	385	4	2.5
HDB375-B-CNF	PDF	375	304	10 to 1	9375	0.18	90	3125	0.02	35.44	21.78	77.74	18.19	385	4	2.5
HDB400-B-CNF	PDF	400	324	10 to 1	10000	0.2	90	3333	0.02	35.44	21.78	77.74	18.19	385	4	2.5
HDB500-B-CNF	PDF	500	405	10 to 1	12500	0.21	90	4167	0.02	41.94	24.28	77.74	18.19	460	5
HDB600-B-CNF	PDF	600	486	10 to 1	15000	0.23	90	5000	0.03	48.44	24.28	77.74	18.19	490	5

Note: For Propane gas, turndown is 60% of stated natural gas turndown.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDB180-B-CNT	PDF	180	146	10 to 1	4500	0.11	90	1500	0.01	28.94	21.78	77.74	18.19	165	4	2.5
HDB200-B-CNT	PDF	200	162	10 to 1	5000	0.13	90	1667	0.02	28.94	21.78	77.74	18.19	165	4	2.5
HDB225-B-CNT	PDF	225	182	5 to 1	5625	0.16	90	1875	0.02	28.94	21.78	77.74	18.19	205	4	2.5
HDB250-B-CNT	PDF	250	202	5 to 1	6250	0.15	90	2083	0.02	28.94	21.78	77.74	18.19	205	4	2.5
HDB270-B-CNT	PDF	270	219	10 to 1	6750	0.13	90	2250	0.02	28.94	21.78	77.74	18.19	265	4	2.5
HDB300-B-CNT	PDF	300	243	10 to 1	7500	0.16	90	2500	0.02	28.94	21.78	77.74	18.19	265	4	2.5
HDB315-B-CNT	PDF	315	255	5 to 1	7875	0.15	90	2625	0.02	32.19	21.78	77.74	18.19	325	4	2.5
HDB350-B-CNT	PDF	350	284	5 to 1	8750	0.18	90	2917	0.02	32.19	21.78	77.74	18.19	325	4	2.5
HDB360-B-CNT	PDF	360	292	10 to 1	9000	0.16	90	3000	0.02	35.44	21.78	77.74	18.19	385	4	2.5
HDB375-B-CNT	PDF	375	304	10 to 1	9375	0.18	90	3125	0.02	35.44	21.78	77.74	18.19	385	4	2.5
HDB400-B-CNT	PDF	400	324	10 to 1	10000	0.2	90	3333	0.02	35.44	21.78	77.74	18.19	385	4	2.5
HDB500-B-CNT	PDF	500	405	10 to 1	12500	0.21	90	4167	0.02	41.94	24.28	77.74	18.19	460	5
HDB600-B-CNT	PDF	600	486	10 to 1	15000	0.23	90	5000	0.03	48.44	24.28	77.74	18.19	490	5

Note: For Propane gas, turndown is 60% of stated natural gas turndown.

Images coming soon!

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDB200-B-CNT	PDF	200	160	10 to 1	7407	0.34	90	1646	0.02	30.01	20.98	76.04	19.18	165	4	2.5
HDB250-B-CNT	PDF	250	200	5 to 1	9259	0.39	90	2058	0.02	30.01	20.98	76.04	19.18	205	4	2.5
HDB270-B-CNT		270	216	10 to 1	10000	0.36	90	2222	0.02	30.01	20.98	76.04	19.18	265	4	2.5
HDB300-B-CNT	PDF	300	240	10 to 1	11111	0.44	90	2469	0.03	30.01	20.98	76.04	19.18	265	4	2.5
HDB350-B-CNT	PDF	350	280	5 to 1	12963	0.48	90	2881	0.03	36.51	20.98	76.04	19.18	325	4	2.5
HDB360-B-CNT		360	288	10 to 1	13333	0.42	90	2963	0.03	36.51	20.98	76.04	19.18	385	4	2.5
HDB400-B-CNT	PDF	400	320	10 to 1	14815	0.52	90	3292	0.03	36.51	20.98	76.04	19.18	385	4	2.5
HDB500-B-CNT	PDF	500	400	10 to 1	18519	0.57	75	4938	0.05	43.01	25.61	76.04	19.18	460	5
HDB600-B-CNT	PDF	600	480	10 to 1	22222	0.61	75	5926	0.05	49.51	25.61	76.04	19.18	490	5
HDB180-B-CNT-X2	PDF	360	288	20 to 1	6667	0.56	180	1481	0.04	30.01	40.11	76.04	19.18	351	8	5
HDB200-B-CNT-X2	PDF	400	320	20 to 1	7407	0.68	180	1646	0.04	30.01	40.11	76.04	19.18	351	8	5
HDB250-B-CNT-X2	PDF	500	400	10 to 1	9259	0.79	180	2058	0.05	30.01	40.11	76.04	19.18	436	8	5
HDB270-B-CNT-X2		540	432	20 to 1	10000	0.73	180	2222	0.05	30.01	40.11	76.04	19.18	563	8	5
HDB300-B-CNT-X2	PDF	600	480	20 to 1	11111	0.88	180	2469	0.06	30.01	40.11	76.04	19.18	563	8	5
HDB350-B-CNT-X2	PDF	700	560	10 to 1	12963	0.96	180	2881	0.06	36.51	40.11	76.04	19.18	691	8	5
HDB360-B-CNT-X2		720	576	20 to 1	13333	0.85	180	2963	0.05	36.51	40.11	76.04	19.18	822	8	5
HDB400-B-CNT-X2	PDF	800	640	20 to 1	14815	1.04	180	3292	0.06	36.51	40.11	76.04	19.18	822	8	5
HDB500-B-CNT-X2	PDF	1000	800	20 to 1	18519	1.13	150	4938	0.1	43.01	49.37	76.04	19.18	1007	10
HDB600-B-CNT-X2	PDF	1200	960	20 to 1	22222	1.22	150	5926	0.11	49.51	49.37	76.04	19.18	1042	10

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDB180-B-CNF-X2	PDF	360	288	20 to 1	6667	0.56	180	1481	0.04	30.01	40.11	76.04	19.18	351	8	5
HDB200-B-CNF-X2	PDF	400	320	20 to 1	7407	0.68	180	1646	0.04	30.01	40.11	76.04	19.18	351	8	5
HDB250-B-CNF-X2	PDF	500	400	10 to 1	9259	0.79	180	2058	0.05	30.01	40.11	76.04	19.18	436	8	5
HDB270-B-CNF-X2		540	432	20 to 1	10000	0.73	180	2222	0.05	30.01	40.11	76.04	19.18	563	8	5
HDB300-B-CNF-X2	PDF	600	480	20 to 1	11111	0.88	180	2469	0.06	30.01	40.11	76.04	19.18	563	8	5
HDB350-B-CNF-X2	PDF	700	560	10 to 1	12963	0.96	180	2881	0.06	36.51	40.11	76.04	19.18	691	8	5
HDB360-B-CNF-X2		720	576	20 to 1	13333	0.85	180	2963	0.05	36.51	40.11	76.04	19.18	822	8	5
HDB400-B-CNF-X2	PDF	800	640	20 to 1	14815	1.04	180	3292	0.06	36.51	40.11	76.04	19.18	822	8	5
HDB500-B-CNF-X2	PDF	1000	800	20 to 1	18519	1.13	150	4938	0.1	43.01	49.37	76.04	19.18	1007	10
HDB600-B-CNF-X2	PDF	1200	960	20 to 1	22222	1.22	150	5926	0.11	49.51	49.37	76.04	19.18	1042	10

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

HDB-F Units

Select An Efficiency:

80%81% (Coming Soon)

Images coming soon!

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDB200-F-CNT	PDF	200	160	10 to 1	7407	0.34	90	1646	0.02	22.3	35.02	76.01	19.19	165	4	2.5
HDB250-F-CNT	PDF	250	200	5 to 1	9259	0.39	90	2058	0.02	25.58	35.02	76.01	19.19	205	4	2.5
HDB270-F-CNT		270	216	10 to 1	10000	0.36	90	2222	0.02	30.58	35.95	76.07	19.19	265	4	2.5
HDB300-F-CNT	PDF	300	240	10 to 1	11111	0.44	90	2469	0.03	28.83	35.02	76.01	19.19	265	4	2.5
HDB350-F-CNT	PDF	350	280	5 to 1	12963	0.48	90	2881	0.03	32.08	35.02	76.01	19.19	325	4	2.5
HDB360-F-CNT		360	288	10 to 1	13333	0.42	90	2963	0.03	37.08	35.95	76.01	19.19	385	4	2.5
HDB400-F-CNT	PDF	400	320	10 to 1	14815	0.52	90	3292	0.03	35.33	35.02	76.01	19.19	385	4	2.5
HDB500-F-CNT	PDF	500	400	10 to 1	18400	0.57	75	4907	0.05	41.83	43.02	76.01	19.19	460	5
HDB600-F-CNT	PDF	600	480	10 to 1	22080	0.61	75	5888	0.05	48.33	43.02	76.01	19.19	490	5
HDB180-F-CNT-X2	PDF	360	288	20 to 1	13334	0.56	180	2962	0.04	46.3	35.95	76	19.19	351	8	5
HDB200-F-CNT-X2	PDF	400	320	20 to 1	14814	0.68	180	3292	0.04	46.3	35.95	76	19.19	351	8	5
HDB250-F-CNT-X2	PDF	500	400	10 to 1	18518	0.79	180	4116	0.05	52.8	35.95	76.01	19.19	436	8	5
HDB270-F-CNT-X2		540	432	20 to 1	20000	0.73	180	4444	0.05	59.3	35.95	76.01	19.19	563	8	5
HDB300-F-CNT-X2	PDF	600	480	20 to 1	22222	0.88	180	4938	0.06	59.3	35.95	76.01	19.19	563	8	5
HDB350-F-CNT-X2	PDF	700	560	10 to 1	25926	0.96	180	5762	0.06	65.8	35.95	76.01	19.19	691	8	5
HDB360-F-CNT-X2		720	576	20 to 1	26666	0.85	180	5926	0.05	72.3	35.95	76.01	19.19	822	8	5
HDB400-F-CNT-X2	PDF	800	640	20 to 1	29630	1.04	180	6584	0.06	72.3	35.95	76.01	19.19	822	8	5
HDB500-F-CNT-X2	PDF	1000	800	20 to 1	37037	1.13	150	9876	0.1	85.3	43.95		19.19	1007	10
HDB600-F-CNT-X2	PDF	1200	960	20 to 1	44444	1.22	150	11852	0.11	98.3	43.95	76.01	19.19	1042	10

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDB180-F-CNF-X2	PDF	360	288	20 to 1	13334	0.56	180	2962	0.04	46.3	35.95	76	19.19	351	8	5
HDB200-F-CNF-X2	PDF	400	320	20 to 1	14814	0.68	180	3292	0.04	46.3	35.95	76	19.19	351	8	5
HDB250-F-CNF-X2	PDF	500	400	10 to 1	18518	0.79	180	4116	0.05	52.8	35.95	76.01	19.19	436	8	5
HDB270-F-CNF-X2		540	432	20 to 1	20000	0.73	180	4444	0.05	59.3	35.95	76.01	19.19	563	8	5
HDB300-F-CNF-X2	PDF	600	480	20 to 1	22222	0.88	180	4938	0.06	59.3	35.95	76.01	19.19	563	8	5
HDB350-F-CNF-X2	PDF	700	560	10 to 1	25926	0.96	180	5762	0.06	65.8	35.95	76.01	19.19	691	8	5
HDB360-F-CNF-X2		720	576	20 to 1	26666	0.85	180	5926	0.05	72.3	35.95	76.01	19.19	822	8	5
HDB400-F-CNF-X2	PDF	800	640	20 to 1	29630	1.04	180	6584	0.06	72.3	35.95	76.01	19.19	822	8	5
HDB500-F-CNF-X2	PDF	1000	800	20 to 1	37037	1.13	150	9876	0.1	85.3	43.95		19.19	1007	10
HDB600-F-CNF-X2	PDF	1200	960	20 to 1	44444	1.22	150	11852	0.11	98.3	43.95	76.01	19.19	1042	10

Notes:
- Max Discharge Temp is 160°F
- (#) notation denotes # of tubes in unit
- For Propane gas, turndown is 60% of stated natural gas turndown.

HDG-B Units

Select An Efficiency:

81%80%

Images coming soon!

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDG050-B-CNT	PDF	50	40	5 to 1	1250	0.12	90	417	0.01	23.82	22.14	27.9	18.19	76	2	1.5
HDG075-B-CNT	PDF	75	61	5 to 1	1875	0.26	90	625	0.03	23.82	22.14	27.9	18.19	76	2	1.5
HDG100-B-CNT	PDF	100	81	10 to 1	2500	0.34	90	833	0.04	23.82	22.14	27.9	18.19	110	2	1.5
HDG125-B-CNT	PDF	125	101	5 to 1	3125	0.39	90	1042	0.05	23.82	22.14	27.9	18.19	140	2	1.5
HDG150-B-CNT	PDF	150	122	10 to 1	3750	0.47	90	1250	0.05	23.82	22.14	27.9	18.19	157	2	1.5
HDG175-B-CNT	PDF	175	142	5 to 1	4375	0.51	90	1458	0.06	26.57	22.14	27.9	18.19	168	2	1.5
HDG200-B-CNT	PDF	200	162	10 to 1	5000	0.53	90	1667	0.06	29.32	22.14	27.9	18.19	188	4	2.5
HDG250-B-CNT	PDF	250	202	10 to 1	6250	0.58	90	2083	0.07	34.82	22.14	27.9	18.19	240	4	2.5
HDG300-B-CNT	PDF	300	243	10 to 1	7500	0.66	90	2500	0.08	40.32	22.14	27.9	18.19	279	4	2.5
HDG350-B-CNT	PDF	350	284	10 to 1	8750	0.74	90	2917	0.08	45.82	22.14	27.9	18.19	312	4	2.5
HDG400-B-CNT	PDF	400	324	10 to 1	10000	0.8	90	3333	0.09	48.57	22.14	27.9	18.19	320	4	2.5

Note: For Propane gas, turndown is 60% of stated natural gas turndown.

Images coming soon!

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDG050-B-CNT	PDF	50	40	5 to 1	1852	0.37	80	463	0.03	24.78	21.59	28.03	19.2	76	2	1.5
HDG075-B-CNT	PDF	75	60	5 to 1	2778	0.79	80	694	0.06	25.71	21.59	28.03	19.2	76	2	1.5
HDG100-B-CNT	PDF	100	80	10 to 1	3704	0.9	80	926	0.07	24.78	21.59	28.03	19.2	110	2	1.5
HDG125-B-CNT	PDF	125	100	5 to 1	4630	0.98	80	1157	0.08	24.78	23.33	28.03	19.2	140	2	1.5
HDG150-B-CNT	PDF	150	120	10 to 1	5556	1.04	80	1389	0.08	24.78	21.59	28.03	19.2	157	2	1.5
HDG175-B-CNT	PDF	175	140	5 to 1	6481	1.08	80	1620	0.08	27.53	21.59	28.03	19.2	168	2	1.5
HDG200-B-CNT	PDF	200	160	10 to 1	7407	1.11	80	1852	0.09	30.28	21.59	28.03	19.2	188	4	2.5
HDG250-B-CNT	PDF	250	200	10 to 1	9259	0.92	80	2315	0.07	35.78	21.59	28.03	19.2	240	4	2.5
HDG300-B-CNT	PDF	300	240	10 to 1	11111	0.98	80	2778	0.07	41.28	21.59	28.03	19.2	279	4	2.5
HDG350-B-CNT	PDF	350	280	10 to 1	12963	1.03	80	3241	0.08	46.78	21.59	28.03	19.2	312	4	2.5
HDG400-B-CNT	PDF	400	320	10 to 1	14815	1.18	80	3704	0.09	49.53	21.59	28.03	19.2	320	4	2.5
HDG050-B-CNT-X2	PDF	100	80	10 to 1	1852	0.75	160	463	0.06	24.78	44.81	28.03	19.2	110	5	3
HDG075-B-CNT-X2	PDF	150	120	10 to 1	2778	1.58	160	694	0.12	24.78	44.81	28.03	19.2	152	5	3
HDG100-B-CNT-X2	PDF	200	160	20 to 1	3704	1.8	160	926	0.14	24.78	44.81	28.03	19.2	220	8	5
HDG125-B-CNT-X2	PDF	250	200	10 to 1	4630	1.96	160	1157	0.15	24.78	44.81	28.03	19.2	280	8	5
HDG150-B-CNT-X2	PDF	300	240	20 to 1	5556	2.07	160	1389	0.16	24.78	44.81	28.03	19.2	314	8	5
HDG175-B-CNT-X2	PDF	350	280	10 to 1	6481	2.16	160	1620	0.17	27.53	44.81	28.03	19.19	336	8	5
HDG200-B-CNT-X2	PDF	400	320	20 to 1	7407	2.23	160	1852	0.17	30.28	44.81	28.03	19.19	376	8	5
HDG250-B-CNT-X2	PDF	500	400	20 to 1	9259	1.83	160	2315	0.14	35.78	44.81	28.03	19.2	480	8	5
HDG300-B-CNT-X2	PDF	600	480	20 to 1	11111	1.96	160	2778	0.15	41.28	44.81	28.03	19.2	558	8	5
HDG350-B-CNT-X2	PDF	700	560	20 to 1	12963	2.05	160	3241	0.16	46.78	44.81	28.03	19.12	624	8	5
HDG400-B-CNT-X2	PDF	800	640	20 to 1	14815	2.36	160	3704	0.18	49.53	44.81	28.03	19.2	640	8	5
HDG500-B-CNT-X2	PDF	1000	800	20 to 1	18519	2.66	160	4630	0.21	58.71	56.81	28.03	19.2	N/a	10
HDG600-B-CNT-X2	PDF	1200	960	20 to 1	22222	2.7	160	5556	0.21	69.71	56.81	28.03	19.2	N/a	10

Notes:
- Max Discharge Temp is 160°F
- For Propane gas, turndown is 60% of stated natural gas turndown.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDG050-B-CNF-X2	PDF	100	80	10 to 1	1852	0.75	160	463	0.06	25.71	44.81	28.03	19.2	110	5	3
HDG075-B-CNF-X2	PDF	150	120	10 to 1	2778	1.58	160	694	0.12	25.71	44.81	28.03	19.2	152	5	3
HDG100-B-CNF-X2	PDF	200	160	20 to 1	3704	1.8	160	926	0.14	25.71	44.81	28.03	19.2	220	8	5
HDG125-B-CNF-X2	PDF	250	200	10 to 1	4630	1.96	160	1157	0.15	25.71	44.81	28.03	19.2	280	8	5
HDG150-B-CNF-X2	PDF	300	240	20 to 1	5556	2.07	160	1389	0.16	25.71	44.81	28.03	19.2	314	8	5
HDG175-B-CNF-X2	PDF	350	280	10 to 1	6481	2.16	160	1620	0.17	28.46	44.81	28.03	19.19	336	8	5
HDG200-B-CNF-X2	PDF	400	320	20 to 1	7407	2.23	160	1852	0.17	31.21	44.81	28.03	19.19	376	8	5
HDG250-B-CNF-X2	PDF	500	400	20 to 1	9259	1.83	160	2315	0.14	36.71	44.81	28.03	19.2	480	8	5
HDG300-B-CNF-X2	PDF	600	480	20 to 1	11111	1.96	160	2778	0.15	42.21	44.81	28.03	19.2	558	8	5
HDG350-B-CNF-X2	PDF	700	560	20 to 1	12963	2.05	160	3241	0.16	47.71	44.81	28.03	19.12	624	8	5
HDG400-B-CNF-X2	PDF	800	640	20 to 1	14815	2.36	160	3704	0.18	50.46	44.81	28.03	19.2	640	8	5
HDG500-B-CNF-X2	PDF	1000	800	20 to 1	18519	2.66	160	4630	0.21	58.71	56.81	28.03	19.2	N/a	10
HDG600-B-CNF-X2	PDF	1200	960	20 to 1	22222	2.7	160	5556	0.21	69.71	56.81	28.03	19.2	N/a	10

Notes:
- Max Discharge Temp is 160°F
- For Propane gas, turndown is 60% of stated natural gas turndown.

HDG-F Units

Select An Efficiency:

80%81% (Coming Soon)

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDG050-F-CNT	PDF	50	40	5 to 1	1852	0.37	80	463	0.03	15.18	22.92	28.03	19.2	76	2	1.5
HDG075-F-CNT	PDF	75	60	5 to 1	2778	0.79	80	694	0.06	15.18	22.92	28.03	19.2	76	2	1.5
HDG100-F-CNT	PDF	100	80	10 to 1	3704	0.9	80	926	0.07	17.93	22.92	28.03	19.2	110	2	1.5
HDG125-F-CNT	PDF	125	100	5 to 1	4630	0.98	80	1157	0.08	20.68	22.92	28.03	19.2	140	2	1.5
HDG150-F-CNT	PDF	150	120	10 to 1	5556	1.04	80	1389	0.08	23.43	22.92	28.03	19.2	157	2	1.5
HDG175-F-CNT	PDF	175	140	5 to 1	6481	1.08	80	1620	0.08	26.18	22.92	28.03	19.2	168	2	1.5
HDG200-F-CNT	PDF	200	160	10 to 1	7407	1.11	80	1852	0.09	28.93	22.92	28.03	19.2	188	4	2.5
HDG250-F-CNT	PDF	250	200	10 to 1	9259	0.92	80	2315	0.07	34.43	22.92	28.03	19.2	240	4	2.5
HDG300-F-CNT	PDF	300	240	10 to 1	11111	0.98	80	2778	0.07	39.93	22.92	28.03	19.2	279	4	2.5
HDG350-F-CNT	PDF	350	280	10 to 1	12963	1.03	80	3241	0.08	45.43	22.92	28.03	19.2	312	4	2.5
HDG400-F-CNT	PDF	400	320	10 to 1	14815	1.18	80	3704	0.09	48.18	22.92	28.03	19.2	320	4	2.5
HDG050-F-CNT-X2	PDF	100	80	10 to 1	3704	0.75	160	926	0.06	31.99	23.85	28.03	19.2	152	5	3
HDG075-F-CNT-X2	PDF	150	120	10 to 1	5556	1.58	160	1388	0.12	31.99	23.85	28.03	19.2	152	5	3
HDG100-F-CNT-X2	PDF	200	160	20 to 1	7408	1.8	160	1852	0.14	37.49	23.85	28.03	19.2	220	5	3
HDG125-F-CNT-X2	PDF	250	200	10 to 1	9260	1.96	160	2314	0.15	42.99	23.85	28.03	19.2	280	5	3
HDG150-F-CNT-X2	PDF	300	240	20 to 1	11112	2.07	160	2778	0.16	48.49	23.85	28.03	19.2	314	5	3
HDG175-F-CNT-X2	PDF	350	280	10 to 1	12962	2.16	160	3240	0.17	53.99	23.85	28.03	19.2	336	5	3
HDG200-F-CNT-X2	PDF	400	320	20 to 1	14814	2.23	160	3704	0.17	59.49	23.85	28.03	19.2	376	8	5
HDG250-F-CNT-X2	PDF	500	400	20 to 1	18518	1.83	160	4630	0.14	70.49	23.85	28.03	19.2	480	8	5
HDG300-F-CNT-X2	PDF	600	480	20 to 1	22222	1.96	160	5556	0.15	81.49	23.85	28.03	19.2	558	8	5
HDG350-F-CNT-X2	PDF	700	560	20 to 1	25926	2.05	160	6482	0.16	92.49	23.85	28.03	19.2	624	8	5
HDG400-F-CNT-X2	PDF	800	640	20 to 1	29630	2.36	160	7408	0.18	97.99	23.85	28.03	19.2	640	8	5
HDG500-F-CNT-X2	PDF	1000	800	20 to 1	37038	2.66	160	9260	0.21					N/a	10	6.4
HDG600-F-CNT-X2	PDF	1200	960	20 to 1	44444	2.7	160	11112	0.21					N/a	10	6.4

Notes:
- Max Discharge Temp is 160°F
- For Propane gas, turndown is 60% of stated natural gas turndown.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDG050-F-CNF-X2	PDF	100	80	10 to 1	3704	0.75	160	926	0.06	31.99	35.85	28.03	19.2	152	5	3
HDG075-F-CNF-X2	PDF	150	120	10 to 1	5556	1.58	160	1388	0.12	31.99	35.85	28.03	19.2	152	5	3
HDG100-F-CNF-X2	PDF	200	160	20 to 1	7408	1.8	160	1852	0.14	37.49	35.85	28.03	19.2	220	5	3
HDG125-F-CNF-X2	PDF	250	200	10 to 1	9260	1.96	160	2314	0.15	42.99	35.85	28.03	19.2	280	5	3
HDG150-F-CNF-X2	PDF	300	240	20 to 1	11112	2.07	160	2778	0.16	48.49	35.85	28.03	19.2	314	5	3
HDG175-F-CNF-X2	PDF	350	280	10 to 1	12962	2.16	160	3240	0.17	53.99	35.85	28.03	19.2	336	5	3
HDG200-F-CNF-X2	PDF	400	320	20 to 1	14814	2.23	160	3704	0.17	59.49	35.85	28.03	19.2	376	8	5
HDG250-F-CNF-X2	PDF	500	400	20 to 1	18518	1.83	160	4630	0.14	70.49	35.85	28.03	19.2	480	8	5
HDG300-F-CNF-X2	PDF	600	480	20 to 1	22222	1.96	160	5556	0.15	81.49	35.85	28.03	19.2	558	8	5
HDG350-F-CNF-X2	PDF	700	560	20 to 1	25926	2.05	160	6482	0.16	92.49	35.85	28.03	19.2	624	8	5
HDG400-F-CNF-X2	PDF	800	640	20 to 1	29630	2.36	160	7408	0.18	97.99	35.85	28.03	19.2	640	8	5
HDG500-F-CNF-X2	PDF	1000	800	20 to 1	37038	2.66	160	9260	0.21					N/a	10	6.4
HDG600-F-CNF-X2	PDF	1200	960	20 to 1	44444	2.7	160	11112	0.21					N/a	10	6.4

Notes:
- Max Discharge Temp is 160°F
- For Propane gas, turndown is 60% of stated natural gas turndown.

HDG-M Units

Select An Efficiency:

80%81% (Coming Soon)

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDG050-M-CNT	PDF	50	40	5 to 1	1852	0.01	60	617	0.01	22.92	15.18	28.03	19.2	76	2	1.5
HDG075-M-CNT	PDF	75	60	5 to 1	2778	0.02	60	926	0.01	22.92	15.18	28.03	19.2	76	2	1.5
HDG100-M-CNT	PDF	100	80	10 to 1	3704	0.05	60	1235	0.01	22.92	17.93	28.03	19.2	110	2	1.5
HDG125-M-CNT	PDF	125	100	5 to 1	4630	0.09	60	1543	0.01	22.92	20.68	28.03	19.2	140	2	1.5
HDG150-M-CNT	PDF	150	120	10 to 1	5556	0.14	60	1852	0.02	22.92	23.43	28.03	19.2	157	2	1.5
HDG175-M-CNT	PDF	175	140	5 to 1	6481	0.23	60	2160	0.03	22.92	26.18	28.03	19.2	168	2	1.5
HDG200-M-CNT	PDF	200	160	10 to 1	7407	0.33	60	2469	0.04	22.92	28.93	28.03	19.2	188	4	2.5
HDG250-M-CNT	PDF	250	200	10 to 1	9259	0.54	60	3086	0.07	22.92	34.43	28.03	19.2	240	4	2.5
HDG300-M-CNT	PDF	300	240	10 to 1	11111	0.91	60	3704	0.12	22.92	39.93	28.03	19.2	279	4	2.5
HDG350-M-CNT	PDF	350	280	10 to 1	12963	1.42	60	4321	0.19	22.92	45.43	28.03	19.2	312	4	2.5
HDG400-M-CNT	PDF	400	320	10 to 1	14815	1.95	60	4938	0.25	22.92	48.18	28.03	19.2	320	4	2.5
HDG050-M-CNT-X2	PDF	100	80	10 to 1	1852	0.02	120	617	0.01	23.85	31.99	28.03	19.2	152	5	3
HDG075-M-CNT-X2	PDF	150	120	10 to 1	2778	0.04	120	926	0.01	23.85	31.99	28.03	19.2	152	5	3
HDG100-M-CNT-X2	PDF	200	160	20 to 1	3704	0.09	120	1235	0.01	23.85	37.49	28.03	19.2	220	5	3
HDG125-M-CNT-X2	PDF	250	200	10 to 1	4630	0.17	120	1543	0.02	23.85	42.99	28.03	19.2	280	5	3
HDG150-M-CNT-X2	PDF	300	240	20 to 1	5556	0.29	120	1852	0.04	23.85	48.49	28.03	19.2	314	5	3
HDG175-M-CNT-X2	PDF	350	280	10 to 1	6481	0.45	120	2160	0.06	23.85	53.99	28.03	19.2	336	5	3
HDG200-M-CNT-X2	PDF	400	320	20 to 1	7407	0.66	120	2469	0.09	23.85	59.49	28.03	19.2	376	8	5
HDG250-M-CNT-X2	PDF	500	400	20 to 1	9259	1.09	120	3086	0.14	23.85	70.49	28.03	19.2	480	8	5
HDG300-M-CNT-X2	PDF	600	480	20 to 1	11111	1.83	120	3704	0.24	23.85	81.49	28.03	19.2	558	8	5
HDG350-M-CNT-X2	PDF	700	560	20 to 1	12963	2.84	120	4321	0.37	23.85	92.49	28.03	19.2	624	8	5
HDG400-M-CNT-X2	PDF	800	640	20 to 1	14815	3.89	120	4938	0.51	23.85	97.99	28.03	19.2	640	8	5
HDG500-M-CNT-X2	PDF	1000	800	20 to 1	18519	8.08	120	6173	1.06						10	6.4
HDG600-M-CNT-X2	PDF	1200	960	20 to 1	22222	13.78	120	7407	1.81						10	6.4

Notes:
- Max Discharge Temp is 160°F
- For Propane gas, turndown is 60% of stated natural gas turndown.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDG050-M-CNF-X2	PDF	100	80	10 to 1	1852	0.02	120	617	0.01	35.85	31.99	28.03	19.2	152	5	3
HDG075-M-CNF-X2	PDF	150	120	10 to 1	2778	0.04	120	926	0.01	35.85	31.99	28.03	19.2	152	5	3
HDG100-M-CNF-X2	PDF	200	160	20 to 1	3704	0.09	120	1235	0.01	35.85	37.49	28.03	19.2	220	5	3
HDG125-M-CNF-X2	PDF	250	200	10 to 1	4630	0.17	120	1543	0.02	35.85	42.99	28.03	19.2	280	5	3
HDG150-M-CNF-X2	PDF	300	240	20 to 1	5556	0.29	120	1852	0.04	35.85	48.49	28.03	19.2	314	5	3
HDG175-M-CNF-X2	PDF	350	280	10 to 1	6481	0.45	120	2160	0.06	35.85	53.99	28.03	19.2	336	5	3
HDG200-M-CNF-X2	PDF	400	320	20 to 1	7407	0.66	120	2469	0.09	35.85	59.49	28.03	19.2	376	8	5
HDG250-M-CNF-X2	PDF	500	400	20 to 1	9259	1.09	120	3086	0.14	35.85	70.49	28.03	19.2	480	8	5
HDG300-M-CNF-X2	PDF	600	480	20 to 1	11111	1.83	120	3704	0.24	35.85	81.49	28.03	19.2	558	8	5
HDG350-M-CNF-X2	PDF	700	560	20 to 1	12963	2.84	120	4321	0.37	35.85	92.49	28.03	19.2	624	8	5
HDG400-M-CNF-X2	PDF	800	640	20 to 1	14815	3.89	120	4938	0.51	35.85	97.99	28.03	19.2	640	8	5
HDG500-M-CNF-X2	PDF	1000	800	20 to 1	18519	8.08	120	6173	1.06						10	6.4
HDG600-M-CNF-X2	PDF	1200	960	20 to 1	22222	13.78	120	7407	1.81						10	6.4

Notes:
- Max Discharge Temp is 160°F
- For Propane gas, turndown is 60% of stated natural gas turndown.

HDG-I Units

Select An Efficiency:

80%81% (Coming Soon)

Images coming soon!

Application Guidelines Product Specification Product Manual OEM Instructions Submittal / Order Information

Note: You must be logged in to view CAD files. Authorized access is required for STEP files.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDG050-I-CNT	PDF	50	40	5 to 1	1852	0.01	60	617	0.01	21.59	24.78	28.06	19.2	76	2	1.5
HDG075-I-CNT	PDF	75	60	5 to 1	2778	0.02	60	926	0.01	21.59	24.78	28.06	19.2	76	2	1.5
HDG100-I-CNT	PDF	100	80	10 to 1	3704	0.05	60	1235	0.01	21.59	24.78	28.06	19.2	110	2	1.5
HDG125-I-CNT	PDF	125	100	5 to 1	4630	0.09	60	1543	0.01	21.59	24.78	28.06	19.2	140	2	1.5
HDG150-I-CNT	PDF	150	120	10 to 1	5556	0.14	60	1852	0.02	21.59	24.78	28.06	19.2	157	2	1.5
HDG175-I-CNT	PDF	175	140	5 to 1	6481	0.23	60	2160	0.03	21.59	27.53	28.06	19.2	168	2	1.5
HDG200-I-CNT	PDF	200	160	10 to 1	7407	0.33	60	2469	0.04	21.59	30.28	28.06	19.2	188	4	2.5
HDG250-I-CNT	PDF	250	200	10 to 1	9259	0.54	60	3086	0.07	21.59	35.78	28.06	19.2	240	4	2.5
HDG300-I-CNT	PDF	300	240	10 to 1	11111	0.91	60	3704	0.12	21.59	41.28	28.06	19.2	279	4	2.5
HDG350-I-CNT	PDF	350	280	10 to 1	12963	1.42	60	4321	0.19	21.59	46.78	28.06	19.2	312	4	2.5
HDG400-I-CNT	PDF	400	320	10 to 1	14815	1.95	60	4938	0.25	21.59	49.53	28.06	19.2	320	4	2.5
HDG050-I-CNT-X2	PDF	100	80	10 to 1	3704	0.02	120	1234	0.01	44.81	25.71	28.06	19.2	152	5	3
HDG075-I-CNT-X2	PDF	150	120	10 to 1	5556	0.04	120	1852	0.01	44.81	25.71	28.06	19.2	152	5	3
HDG100-I-CNT-X2	PDF	200	160	10 to 1	7408	0.09	120	2470	0.01	44.81	25.71	28.06	19.2	220	5	3
HDG125-I-CNT-X2	PDF	250	200	10 to 1	9260	0.17	120	3086	0.02	44.81	25.71	28.06	19.2	280	5	3
HDG150-I-CNT-X2	PDF	300	240	20 to 1	11112	0.29	120	3704	0.04	44.81	25.71	28.06	19.2	314	5	3
HDG175-I-CNT-X2	PDF	350	280	10 to 1	12962	0.45	120	4320	0.06	44.81	27.53	28.06	19.2	336	5	3
HDG200-I-CNT-X2	PDF	400	320	20 to 1	14814	0.66	120	4938	0.09	44.81	31.21	28.06	19.2	376	8	5
HDG250-I-CNT-X2	PDF	500	400	20 to 1	18518	1.09	120	6172	0.14	44.81	36.71	28.06	19.2	480	8	5
HDG300-I-CNT-X2	PDF	600	480	20 to 1	22222	1.83	120	7408	0.24	44.81	42.21	28.06	19.2	558	8	5
HDG350-I-CNT-X2	PDF	700	560	20 to 1	25926	2.84	120	8642	0.37	44.81	47.71	28.06	19.2	624	8	5
HDG400-I-CNT-X2	PDF	800	640	20 to 1	29630	3.89	120	9876	0.51	44.81	49.53	28.06	19.2	640	8	5
HDG500-I-CNT-X2	PDF	1000	800	20 to 1	37038	8.08	120	12346	1.06						10	6.4
HDG600-I-CNT-X2	PDF	1200	960	20 to 1	44444	13.78	120	14814	1.81						10	6.4

Notes:
- Max Discharge Temp is 160°F
- For Propane gas, turndown is 60% of stated natural gas turndown.

Model Number	PDF	Max Input MBH	Max Output MBH	Max Avail. Turndown (Nat)	Max CFM	Max APD @ Min Rise	Max Temp Rise	Min CFM	Min APD @ Max Rise	Dim A	Dim B	Dim C	Dim D	Weight (Lbs.)	Total Amps 120V	Total Amps 208V 230V
HDG050-I-CNF-X2	PDF	100	80	10 to 1	3704	0.02	120	1234	0.01	44.81	25.71	28.06	19.2	152	5	3
HDG075-I-CNF-X2	PDF	150	120	10 to 1	5556	0.04	120	1852	0.01	44.81	25.71	28.06	19.2	152	5	3
HDG100-I-CNF-X2	PDF	200	160	10 to 1	7408	0.09	120	2470	0.01	44.81	25.71	28.06	19.2	220	5	3
HDG125-I-CNF-X2	PDF	250	200	10 to 1	9260	0.17	120	3086	0.02	44.81	25.71	28.06	19.2	280	5	3
HDG150-I-CNF-X2	PDF	300	240	20 to 1	11112	0.29	120	3704	0.04	44.81	25.71	28.06	19.2	314	5	3
HDG175-I-CNF-X2	PDF	350	280	10 to 1	12962	0.45	120	4320	0.06	44.81	27.53	28.06	19.2	336	5	3
HDG200-I-CNF-X2	PDF	400	320	20 to 1	14814	0.66	120	4938	0.09	44.81	31.21	28.06	19.2	376	8	5
HDG250-I-CNF-X2	PDF	500	400	20 to 1	18518	1.09	120	6172	0.14	44.81	36.71	28.06	19.2	480	8	5
HDG300-I-CNF-X2	PDF	600	480	20 to 1	22222	1.83	120	7408	0.24	44.81	42.21	28.06	19.2	558	8	5
HDG350-I-CNF-X2	PDF	700	560	20 to 1	25926	2.84	120	8642	0.37	44.81	47.71	28.06	19.2	624	8	5
HDG400-I-CNF-X2	PDF	800	640	20 to 1	29630	3.89	120	9876	0.51	44.81	49.53	28.06	19.2	640	8	5
HDG500-I-CNF-X2	PDF	1000	800	20 to 1	37038	8.08	120	12346	1.06						10	6.4
HDG600-I-CNF-X2	PDF	1200	960	20 to 1	44444	13.78	120	14814	1.81						10	6.4

Notes:
- Max Discharge Temp is 160°F
- For Propane gas, turndown is 60% of stated natural gas turndown.

HD Style CN Units

Jump to:

HDA-B Units

Select An Efficiency:

HDA-F Units

Select An Efficiency:

HDA-M Units

Select An Efficiency:

HDA-I Units

Select An Efficiency:

HDB-B Units

Select An Efficiency:

HDB-F Units

Select An Efficiency:

HDG-B Units

Select An Efficiency:

HDG-F Units

Select An Efficiency:

HDG-M Units

Select An Efficiency:

HDG-I Units

Select An Efficiency: