HDA Units | Heatco

Configurations with 20-100°F Temp Rise

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

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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 - 10:1/6:1 Mod (MB) (NA/LP)	A B C D E F G P Q	150	120	10:1/6:1 (NA/LP)	5556	0.39	100	1111	0.02	19	28.45	46	14	149	4	2.5
HDA150 - 5:1/3:1 Mod (WA) (NA/LP)	A B C D E F G P Q	150	120	5:1/3:1 Mod (WA) (NA/LP)	5556	0.39	100	1111	0.02	19	28.45	46	14	149	4	2.5
HDA150 - 10:1/6:1 Mod (WB) (NA/LP)	A B C D E F G P Q	150	120	10:1/6:1 Mod (WB) (NA/LP)	5556	0.39	100	1111	0.02	19	28.45	46	14	149	4	2.5
HDA150 - One Stage	A B C D E F G P Q	150	120	1 to 1	5556	0.39	100	1111	0.02	19	28.45	46	14	149	4	2.5
HDA150 - Two Stage (TN)	A B C D E F G P Q	150	120	2 to 1	5556	0.39	100	1111	0.02	19	28.45	46	14	149	4	2.5
HDA150 - Two Stage (TS)	A B C D E F G P Q	150	120	2 to 1	5556	0.39	100	1111	0.02	19	28.45	46	14	149	4	2.5
HDA200 - 10:1/6:1 Mod (MB) (NA/LP)	A B C D E F G P Q	200	160	10:1/6:1 (NA/LP)	7407	0.67	100	1481	0.03	19	28.45	46	14	149	4	2.5
HDA200 - 5:1/3:1 Mod (WA) (NA/LP)	A B C D E F G P Q	200	160	5:1/3:1 Mod (WA) (NA/LP)	7407	0.67	100	1481	0.03	19	28.45	46	14	149	4	2.5
HDA200 - 10:1/6:1 Mod (WB) (NA/LP)	A B C D E F G P Q	200	160	10:1/6:1 Mod (WB) (NA/LP)	7407	0.67	100	1481	0.03	19	28.45	46	14	149	4	2.5
HDA200 - One Stage	A B C D E F G P Q	200	160	1 to 1	7407	0.67	100	1481	0.03	19	28.45	46	14	149	4	2.5
HDA200 - Two Stage (TN)	A B C D E F G P Q	200	160	2 to 1	7407	0.67	100	1481	0.03	19	28.45	46	14	149	4	2.5
HDA200 - Two Stage (TS)	A B C D E F G P Q	200	160	2 to 1	7407	0.67	100	1481	0.03	19	28.45	46	14	149	4	2.5
HDA250 - 10:1/6:1 Mod (MB) (NA/LP)	A B C D E F G P Q	250	200	10:1/6:1 (NA/LP)	9259	0.83	100	1852	0.04	25.57	28.45	46	14	170	4	2.5
HDA250 - 5:1/3:1 Mod (WA) (NA/LP)	A B C D E F G P Q	250	200	5:1/3:1 Mod (WA) (NA/LP)	9259	0.83	100	1852	0.04	25.57	28.45	46	14	170	4	2.5
HDA250 - 10:1/6:1 Mod (WB) (NA/LP)	A B C D E F G P Q	250	200	10:1/6:1 Mod (WB) (NA/LP)	9259	0.83	100	1852	0.04	25.57	28.45	46	14	170	4	2.5
HDA250 - One Stage	A B C D E F G P Q	250	200	1 to 1	9259	0.83	100	1852	0.04	25.57	28.45	46	14	170	4	2.5
HDA250 - Two Stage (TN)	A B C D E F G P Q	250	200	2 to 1	9259	0.83	100	1852	0.04	25.57	28.45	46	14	170	4	2.5
HDA250 - Two Stage (TS)	A B C D E F G P Q	250	200	2 to 1	9259	0.83	100	1852	0.04	25.57	28.45	46	14	170	4	2.5
HDA300 - 10:1/6:1 Mod (MB) (NA/LP)	A B C D E F G P Q	300	240	10:1/6:1 (NA/LP)	11111	0.96	100	2222	0.05	25.5	28.45	46	14	182	4	2.5
HDA300 - 5:1/3:1 Mod (WA) (NA/LP)	A B C D E F G P Q	300	240	5:1/3:1 Mod (WA) (NA/LP)	11111	0.96	100	2222	0.05	25.5	28.45	46	14	182	4	2.5
HDA300 - 10:1/6:1 Mod (WB) (NA/LP)	A B C D E F G P Q	300	240	10:1/6:1 Mod (WB) (NA/LP)	11111	0.96	100	2222	0.05	25.5	28.45	46	14	182	4	2.5
HDA300 - One Stage	A B C D E F G P Q	300	240	1 to 1	11111	0.96	100	2222	0.05	25.5	28.45	46	14	182	4	2.5
HDA300 - Two Stage (TN)	A B C D E F G P Q	300	240	2 to 1	11111	0.96	100	2222	0.05	25.5	28.45	46	14	182	4	2.5
HDA300 - Two Stage (TS)	A B C D E F G P Q	300	240	2 to 1	11111	0.96	100	2222	0.05	25.5	28.45	46	14	182	4	2.5
HDA350 - 10:1/6:1 Mod (MB) (NA/LP)	A B C D E F G P Q	350	280	10:1/6:1 (NA/LP)	12963	1.09	100	2593	0.06	32.07	28.45	46	14	213	4	2.5
HDA350 - 5:1/3:1 Mod (WA) (NA/LP)	A B C D E F G P Q	350	280	5:1/3:1 Mod (WA) (NA/LP)	12963	1.09	100	2593	0.06	32.07	28.45	46	14	213	4	2.5
HDA350 - 10:1/6:1 Mod (WB) (NA/LP)	A B C D E F G P Q	350	280	10:1/6:1 Mod (WB) (NA/LP)	12963	1.09	100	2593	0.06	32.07	28.45	46	14	213	4	2.5
HDA350 - One Stage	A B C D E F G P Q	350	280	1 to 1	12963	1.09	100	2593	0.06	32.07	28.45	46	14	213	4	2.5
HDA350 - Two Stage (TN)	A B C D E F G P Q	350	280	2 to 1	12963	1.09	100	2593	0.06	32.07	28.45	46	14	213	4	2.5
HDA350 - Two Stage (TS)	A B C D E F G P Q	350	280	2 to 1	12963	1.09	100	2593	0.06	32.07	28.45	46	14	213	4	2.5
HDA400 - 10:1/6:1 Mod (MB) (NA/LP)	A B C D E F G P Q	400	320	10:1/6:1 (NA/LP)	14815	1.2	100	2963	0.06	32.07	28.45	46	14	238	4	2.5
HDA400 - 5:1/3:1 Mod (WA) (NA/LP)	A B C D E F G P Q	400	320	5:1/3:1 Mod (WA) (NA/LP)	14815	1.2	100	2963	0.06	32.07	28.45	46	14	238	4	2.5
HDA400 - 10:1/6:1 Mod (WB) (NA/LP)	A B C D E F G P Q	400	320	10:1/6:1 Mod (WB) (NA/LP)	14815	1.2	100	2963	0.06	32.07	28.45	46	14	238	4	2.5
HDA400 - One Stage	A B C D E F G P Q	400	320	1 to 1	14815	1.2	100	2963	0.06	32.07	28.45	46	14	238	4	2.5
HDA400 - Two Stage (TN)	A B C D E F G P Q	400	320	2 to 1	14815	1.2	100	2963	0.06	32.07	28.45	46	14	238	4	2.5
HDA400 - Two Stage (TS)	A B C D E F G P Q	400	320	2 to 1	14815	1.2	100	2963	0.06	32.07	28.45	46	14	238	4	2.5
HDA500 - 10:1/6:1 Mod (MB) (NA/LP)	A B C D E F G P Q	500	400	10:1/6:1 (NA/LP)	18519	1.38	100	3704	0.07	38.57	28.45	44.07	16	235	5	N/a
HDA500 - 5:1/3:1 Mod (WA) (NA/LP)	A B C D E F G P Q	500	400	5:1/3:1 Mod (WA) (NA/LP)	18519	1.38	100	3704	0.07	38.57	28.45	44.07	16	235	5	N/a
HDA500 - 10:1/6:1 Mod (WB) (NA/LP)	A B C D E F G P Q	500	400	10:1/6:1 Mod (WB) (NA/LP)	18519	1.38	100	3704	0.07	38.57	28.45	44.07	16	235	5	N/a
HDA500 - Two Stage (TS)	A B C D E F G P Q	500	400	2 to 1	18519	1.38	100	3704	0.07	38.57	28.45	44.07	16	235	5	N/a
HDA600 - 10:1/6:1 Mod (MB) (NA/LP)	A B C D E F G P Q	600	480	10:1/6:1 (NA/LP)	22222	1.52	100	4444	0.08	44.97	28.35	44.07	16	255	5	N/a
HDA600 - 5:1/3:1 Mod (WA) (NA/LP)	A B C D E F G P Q	600	480	5:1/3:1 Mod (WA) (NA/LP)	22222	1.52	100	4444	0.08	44.97	28.35	44.07	16	255	5	N/a
HDA600 - 10:1/6:1 Mod (WB) (NA/LP)	A B C D E F G P Q	600	480	10:1/6:1 Mod (WB) (NA/LP)	22222	1.52	100	4444	0.08	44.97	28.35	44.07	16	255	5	N/a
HDA600 - Two Stage (TS)	A B C D E F G P Q	600	480	2 to 1	22222	1.52	100	4444	0.08	44.97	28.35	44.07	16	255	5	N/a

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
HDA150-B-MA-CX-X2	PDF	300	240	10 to 1	5556	0.78	200	1111	0.04	19.12	56.8	46	16	298	8	5
HDA150-B-MB-CX-X2	PDF	300	240	20:1/12:1 (NA/LP)	5556	0.78	200	1111	0.04	19.12	56.8	46	16	298	8	5
HDA150-Q-MA-CX-X2	PDF	300	240	10 to 1	5556	0.78	200	1111	0.04	19.12	56.8	46	16	298	8	5
HDA150-Q-MB-CX-X2	PDF	300	240	20:1/12:1 (NA/LP)	5556	0.78	200	1111	0.04	19.12	56.8	46	16	298	8	5
HDA200-B-MA-CX-X2	PDF	400	320	10 to 1	7407	1.34	200	1481	0.06	19.12	56.8	46	16	298	8	5
HDA200-B-MB-CX-X2	PDF	400	320	20:1/12:1 (NA/LP)	7407	1.34	200	1481	0.06	19.12	56.8	46	16	298	8	5
HDA200-Q-MA-CX-X2	PDF	400	320	10 to 1	7407	1.34	200	1481	0.06	19.12	56.8	46	16	298	8	5
HDA200-Q-MB-CX-X2	PDF	400	320	20:1/12:1 (NA/LP)	7407	1.34	200	1481	0.06	19.12	56.8	46	16	298	8	5
HDA250-B-06-MB-CX-X2	PDF	500	400	20:1/12:1 (NA/LP)	9259	1.38	200	1852	0.06	22.37	56.8	46	16		8	5
HDA250-B-MA-CX-X2	PDF	500	400	10 to 1	9259	1.66	200	1852	0.08	22.37	56.8	46	16	340	8	5
HDA250-Q-06-MB-CX-X2	PDF	500	400	20:1/12:1 (NA/LP)	9259	1.38	200	1852	0.06	22.37	56.8	46	16		8	5
HDA250-Q-MA-CX-X2	PDF	500	400	10 to 1	9259	1.66	200	1852	0.08	22.37	56.8	46	16	340	8	5
HDA300-B-MA-CX-X2	PDF	600	480	10 to 1	11111	1.93	200	2222	0.1	25.62	56.8	46	16	364	8	5
HDA300-B-MB-CX-X2	PDF	600	480	20:1/12:1 (NA/LP)	11111	1.93	200	2222	0.1	25.62	56.8	46	16	364	8	5
HDA300-Q-MA-CX-X2	PDF	600	480	10 to 1	11111	1.92	200	2222	0.1	25.62	56.8	46	16	364	8	5
HDA300-Q-MB-CX-X2	PDF	600	480	20:1/12:1 (NA/LP)	11111	1.92	200	2222	0.1	25.62	56.8	46	16	364	8	5
HDA350-B-06-MB-CX-X2	PDF	700	560	20:1/12:1 (NA/LP)	12963	1.86	200	2593	0.1	28.87	56.8	46	16		8	5
HDA350-B-MA-CX-X2	PDF	700	560	10 to 1	12963	2.18	200	2593	0.12	28.87	56.8	46	16	426	8	5
HDA350-Q-06-MB-CX-X2	PDF	700	560	20:1/12:1 (NA/LP)	12963	1.86	200	2593	0.1	28.87	56.8	46	16		8	5
HDA350-Q-MA-CX-X2	PDF	700	560	10 to 1	12963	2.18	200	2593	0.12	28.87	56.8	46	16	426	8	5
HDA400-B-MA-CX-X2	PDF	800	640	10 to 1	14815	2.39	200	2963	0.12	32.12	56.8	46	16	476	8	5
HDA400-B-MB-CX-X2	PDF	800	640	20:1/12:1 (NA/LP)	14815	2.39	200	2963	0.12	32.12	56.8	46	16	476	8	5
HDA400-Q-MA-CX-X2	PDF	800	640	10 to 1	14815	2.4	200	2963	0.12	32.12	56.8	46	16	476	8	5
HDA400-Q-MB-CX-X2	PDF	800	640	20:1/12:1 (NA/LP)	14815	2.4	200	2963	0.12	32.12	56.8	46	16	476	8	5
HDA500-B-MA-CX-X2	PDF	1000	800	10 to 1	18519	2.75	200	3704	0.14	38.62	56.8	46	18	470
HDA500-B-MB-CX-X2	PDF	1000	800	20:1/12:1 (NA/LP)	18519	2.75	200	3704	0.14	38.62	56.8	46	18	470
HDA500-Q-MA-CX-X2	PDF	1000	800	10 to 1	18519	2.76	200	3704	0.14	38.62	56.8	46	18	470
HDA500-Q-MB-CX-X2	PDF	1000	800	20:1/12:1 (NA/LP)	18519	2.76	200	3704	0.14	38.62	56.8	46	18	470
HDA600-B-MA-CX-X2	PDF	1200	960	10 to 1	22222	3.04	200	4444	0.16	45.12	56.8	46	18	510
HDA600-B-MB-CX-X2	PDF	1200	960	20:1/12:1 (NA/LP)	22222	3.04	200	4444	0.16	45.12	56.8	46	18	510
HDA600-Q-MA-CX-X2	PDF	1200	960	10 to 1	22222	3.04	200	4444	0.16	45.12	56.8	46	18	510
HDA600-Q-MB-CX-X2	PDF	1200	960	20:1/12:1 (NA/LP)	22222	3.04	200	4444	0.16	45.12	56.8	46	18	510

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

Configurations with 20-60°F Temp Rise

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

Note: You must be logged in to view CAD files. Authorized access is required to view 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 - 10:1/6:1 Mod (MB) (NA/LP)	H I J K L M N R S	150	120	10:1/6:1 (NA/LP)	5556	0.02	60	1852	0.01	28.45	19	46	14	149	4	2.5
HDA150 - 5:1/3:1 Mod (WA) (NA/LP)	H I J K L M N R S	150	120	5:1/3:1 Mod (WA) (NA/LP)	5556	0.02	60	1852	0.01	28.45	19	46	14	149	4	2.5
HDA150 - 10:1/6:1 Mod (WB) (NA/LP)	H I J K L M N R S	150	120	10:1/6:1 Mod (WB) (NA/LP)	5556	0.02	60	1852	0.01	28.45	19	46	14	149	4	2.5
HDA150 - One Stage	H I J K L M N R S	150	120	1 to 1	5556	0.02	60	1852	0.01	28.45	19	46	14	149	4	2.5
HDA150 - Two Stage (TN)	H I J K L M N R S	150	120	2 to 1	5556	0.02	60	1852	0.01	28.45	19	46	14	149	4	2.5
HDA150 - Two Stage (TS)	H I J K L M N R S	150	120	2 to 1	5556	0.02	60	1852	0.01	28.45	19	46	14	149	4	2.5
HDA200 - 10:1/6:1 Mod (MB) (NA/LP)	H I J K L M N R S	200	160	10:1/6:1 (NA/LP)	7407	0.03	60	2469	0.01	28.45	19	46	14	149	4	2.5
HDA200 - 5:1/3:1 Mod (WA) (NA/LP)	H I J K L M N R S	200	160	5:1/3:1 Mod (WA) (NA/LP)	7407	0.03	60	2469	0.01	28.45	19	46	14	149	4	2.5
HDA200 - 10:1/6:1 Mod (WB) (NA/LP)	H I J K L M N R S	200	160	10:1/6:1 Mod (WB) (NA/LP)	7407	0.03	60	2469	0.01	28.45	19	46	14	149	4	2.5
HDA200 - One Stage	H I J K L M N R S	200	160	1 to 1	7407	0.03	60	2469	0.01	28.45	19	46	14	149	4	2.5
HDA200 - Two Stage (TN)	H I J K L M N R S	200	160	2 to 1	7407	0.03	60	2469	0.01	28.45	19	46	14	149	4	2.5
HDA200 - Two Stage (TS)	H I J K L M N R S	200	160	2 to 1	7407	0.03	60	2469	0.01	28.45	19	46	14	149	4	2.5
HDA250 - 10:1/6:1 Mod (MB) (NA/LP)	H I J K L M N R S	250	200	10:1/6:1 (NA/LP)	9259	0.06	60	3086	0.01	28.45	25.57	46	14	170	4	2.5
HDA250 - 5:1/3:1 Mod (WA) (NA/LP)	H I J K L M N R S	250	200	5:1/3:1 Mod (WA) (NA/LP)	9259	0.06	60	3086	0.01	28.45	25.57	46	14	170	4	2.5
HDA250 - 10:1/6:1 Mod (WB) (NA/LP)	H I J K L M N R S	250	200	10:1/6:1 Mod (WB) (NA/LP)	9259	0.06	60	3086	0.01	28.45	25.57	46	14	170	4	2.5
HDA250 - One Stage	H I J K L M N R S	250	200	1 to 1	9259	0.06	60	3086	0.01	28.45	25.57	46	14	170	4	2.5
HDA250 - Two Stage (TN)	H I J K L M N R S	250	200	2 to 1	9259	0.06	60	3086	0.01	28.45	25.57	46	14	170	4	2.5
HDA250 - Two Stage (TS)	H I J K L M N R S	250	200	2 to 1	9259	0.06	60	3086	0.01	28.45	25.57	46	14	170	4	2.5
HDA300 - 10:1/6:1 Mod (MB) (NA/LP)	H I J K L M N R S	300	240	10:1/6:1 (NA/LP)	11111	0.11	60	3704	0.02	28.45	22.5	46	14	182	4	2.5
HDA300 - 5:1/3:1 Mod (WA) (NA/LP)	H I J K L M N R S	300	240	5:1/3:1 Mod (WA) (NA/LP)	11111	0.11	60	3704	0.02	28.45	22.5	46	14	182	4	2.5
HDA300 - 10:1/6:1 Mod (WB) (NA/LP)	H I J K L M N R S	300	240	10:1/6:1 Mod (WB) (NA/LP)	11111	0.11	60	3704	0.02	28.45	22.5	46	14	182	4	2.5
HDA300 - One Stage	H I J K L M N R S	300	240	1 to 1	11111	0.11	60	3704	0.02	28.45	22.5	46	14	182	4	2.5
HDA300 - Two Stage (TN)	H I J K L M N R S	300	240	2 to 1	11111	0.11	60	3704	0.02	28.45	22.5	46	14	182	4	2.5
HDA300 - Two Stage (TS)	H I J K L M N R S	300	240	2 to 1	11111	0.11	60	3704	0.02	28.45	22.5	46	14	182	4	2.5
HDA350 - 10:1/6:1 Mod (MB) (NA/LP)	H I J K L M N R S	350	280	10:1/6:1 (NA/LP)	12963	0.17	60	4321	0.02	28.45	32.07	46	14	213	4	2.5
HDA350 - 5:1/3:1 Mod (WA) (NA/LP)	H I J K L M N R S	350	280	5:1/3:1 Mod (WA) (NA/LP)	12963	0.17	60	4321	0.02	28.45	32.07	46	14	213	4	2.5
HDA350 - 10:1/6:1 Mod (WB) (NA/LP)	H I J K L M N R S	350	280	10:1/6:1 Mod (WB) (NA/LP)	12963	0.17	60	4321	0.02	28.45	32.07	46	14	213	4	2.5
HDA350 - One Stage	H I J K L M N R S	350	280	1 to 1	12963	0.17	60	4321	0.02	28.45	32.07	46	14	213	4	2.5
HDA350 - Two Stage (TN)	H I J K L M N R S	350	280	2 to 1	12963	0.17	60	4321	0.02	28.45	32.07	46	14	213	4	2.5
HDA350 - Two Stage (TS)	H I J K L M N R S	350	280	2 to 1	12963	0.17	60	4321	0.02	28.45	32.07	46	14	213	4	2.5
HDA400 - 10:1/6:1 Mod (MB) (NA/LP)	H I J K L M N R S	400	320	10:1/6:1 (NA/LP)	14815	0.25	60	4938	0.03	28.45	32.07	46	14	238	4	2.5
HDA400 - 5:1/3:1 Mod (WA) (NA/LP)	H I J K L M N R S	400	320	5:1/3:1 Mod (WA) (NA/LP)	14815	0.25	60	4938	0.03	28.45	32.07	46	14	238	4	2.5
HDA400 - 10:1/6:1 Mod (WB) (NA/LP)	H I J K L M N R S	400	320	10:1/6:1 Mod (WB) (NA/LP)	14815	0.25	60	4938	0.03	28.45	32.07	46	14	238	4	2.5
HDA400 - One Stage	H I J K L M N R S	400	320	1 to 1	14815	0.25	60	4938	0.03	28.45	32.07	46	14	238	4	2.5
HDA400 - Two Stage (TN)	H I J K L M N R S	400	320	2 to 1	14815	0.25	60	4938	0.03	28.45	32.07	46	14	238	4	2.5
HDA400 - Two Stage (TS)	H I J K L M N R S	400	320	2 to 1	14815	0.25	60	4938	0.03	28.45	32.07	46	14	238	4	2.5
HDA500 - 10:1/6:1 Mod (MB) (NA/LP)	H I J K L M N R S	500	400	10:1/6:1 (NA/LP)	18519	0.47	60	6173	0.06	28.45	38.57	44.07	16	235	5	N/a
HDA500 - 5:1/3:1 Mod (WA) (NA/LP)	H I J K L M N R S	500	400	5:1/3:1 Mod (WA) (NA/LP)	18519	0.47	60	6173	0.06	28.45	38.57	44.07	16	235	5	N/a
HDA500 - 10:1/6:1 Mod (WB) (NA/LP)	H I J K L M N R S	500	400	10:1/6:1 Mod (WB) (NA/LP)	18519	0.47	60	6173	0.06	28.45	38.57	44.07	16	235	5	N/a
HDA500 - Two Stage (TS)	H I J K L M N R S	500	400	2 to 1	18519	0.47	60	6173	0.06	28.45	38.57	44.07	16	235	5	N/a
HDA600 - 10:1/6:1 Mod (MB) (NA/LP)	H I J K L M N R S	600	480	10:1/6:1 (NA/LP)	22222	0.79	60	7407	0.1	28.35	44.97	44.07	16	255	5	N/a
HDA600 - 5:1/3:1 Mod (WA) (NA/LP)	H I J K L M N R S	600	480	5:1/3:1 Mod (WA) (NA/LP)	22222	0.79	60	7407	0.1	28.35	44.97	44.07	16	255	5	N/a
HDA600 - 10:1/6:1 Mod (WB) (NA/LP)	H I J K L M N R S	600	480	10:1/6:1 Mod (WB) (NA/LP)	22222	0.79	60	7407	0.1	28.35	44.97	44.07	16	255	5	N/a
HDA600 - Two Stage (TS)	H I J K L M N R S	600	480	2 to 1	22222	0.79	60	7407	0.1	28.35	44.97	44.07	16	255	5	N/a

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