Standard Rack Assembly
– Fully sheeted duct furnaces mounted in a 16-gauge galvanized steel frame.
– Provides listed temperature rise and air side pressure drop performance.
– Each furnace includes an individual shutoff valve, flexible gas connector & union piped to properly sized supply header.
– Condensate drains pre-piped to a common header.
– Easy removal of any single duct furnace.
– All controls prewired to a sequencer for system control.
– Customer only needs to provide Power, “Call for Heat” and a 0-10 VDC signal.
Weatherproof Vestibule Enclosure
– Complete indoor or outdoor rated Vestibule cabinet.
– Large, hinged galvanized steel door for easy access to components and controls.
– Fresh air intakes assure adequate combustion air supply.
– All heaters pre-wired to marked terminal strip for electrical supply.
– Insulated vent connectors to prevent heat build-up in cabinet.
Outdoor Venting Kit
– Vent riser assembly with integral rain cap.
– Provides proper venting of flue gases and prevents flue gas recirculation into burner combustion air supply.
Application Guidelines Product Specification User Guidelines OEM Instructions Submittal / Order Information
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| Model Number | Alt PDF | PDF of Gas Train | PDF of Wiring Diagram | Max Input MBH | Max Output MBH | Min Input MBH | Min Output MBH | Nat. Gas Turndown Ratio | Max Ind. HX Input | # of HX's | 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 | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HDB-HHP 225-450-O | 450 | 360 | 45 | 36 | 10 to 1 | 225 | 2 | 16667 | 0.06 | 60 | 5556 | 0.01 | 36.4 | 53.89 | 79 | 17 | 763 | 8 | 5 | ||||||||
| HDB-HHP 250-500-O | 500 | 400 | 50 | 40 | 10 to 1 | 250 | 2 | 18519 | 0.08 | 60 | 6173 | 0.01 | 36.4 | 53.89 | 79 | 17 | 720 | 8 | 5 | ||||||||
| HDB-HHP 270-540-O | 540 | 432 | 54 | 43 | 10 to 1 | 270 | 2 | 20000 | 0.11 | 60 | 6667 | 0.01 | 36.4 | 53.89 | 79 | 17 | 809 | 8 | 5 | ||||||||
| HDB-HHP 300-600-O | 600 | 480 | 60 | 48 | 10 to 1 | 300 | 2 | 22222 | 0.13 | 60 | 7407 | 0.02 | 36.4 | 53.89 | 79 | 17 | 809 | 8 | 5 | ||||||||
| HDB-HHP 315-630-O | 630 | 504 | 63 | 50 | 10 to 1 | 315 | 2 | 23333 | 0.17 | 60 | 7778 | 0.02 | 36.4 | 53.89 | 79 | 17 | 855 | 8 | 5 | ||||||||
| HDB-HHP 225-675-O | 675 | 540 | 45 | 36 | 15 to 1 | 225 | 3 | 25000 | 0.06 | 60 | 8333 | 0.01 | 53.8 | 53.89 | 79 | 17 | 931 | 12 | 7.5 | ||||||||
| HDB-HHP 700-700-O | N/a | N/a | N/a | 700 | 560 | 70 | 56 | 10 to 1 | 700 | 1 | 25926 | 0.31 | 100 | 5185 | 0.02 | 30.77 | 84.11 | 78.78 | 22.08 | 1072 | 8 | ||||||
| HDB-HHP 350-700-O | 700 | 560 | 70 | 56 | 10 to 1 | 350 | 2 | 25926 | 0.2 | 60 | 8642 | 0.03 | 36.4 | 53.89 | 79 | 17 | 855 | 8 | 5 | ||||||||
| HDB-HHP 360-720-O | 720 | 576 | 72 | 57.6 | 10 to 1 | 360 | 2 | 26666 | 0.24 | 60 | 8888 | 0.03 | 872 | 8 | 5 | ||||||||||||
| HDB-HHP 375-750-O | 750 | 600 | 75 | 60 | 10 to 1 | 375 | 2 | 27778 | 0.26 | 60 | 9259 | 0.04 | 36.4 | 53.89 | 79 | 17 | 901 | 8 | 5 | ||||||||
| HDB-HHP 400-800-O | 800 | 640 | 80 | 64 | 10 to 1 | 400 | 2 | 29630 | 0.3 | 60 | 9877 | 0.04 | 36.4 | 53.89 | 79 | 17 | 901 | 8 | 5 | ||||||||
| HDB-HHP 800-800-O | N/a | N/a | N/a | 800 | 640 | 80 | 64 | 10 to 1 | 800 | 1 | 29630 | 0.39 | 90 | 6584 | 0.02 | 30.77 | 84.11 | 78.78 | 22.08 | 1072 | 8 | ||||||
| HDB-HHP 270-810-O | 810 | 648 | 81 | 64.8 | 15 to 1 | 270 | 3 | 30000 | 0.11 | 60 | 10000.5 | 0.01 | 1213.5 | 12 | 7.5 | ||||||||||||
| HDB-HHP 900-900-O | N/a | N/a | N/a | 900 | 720 | 90 | 72 | 10 to 1 | 900 | 1 | 33333 | 0.48 | 80 | 8333 | 0.04 | 30.77 | 84.11 | 78.78 | 22.08 | 1111 | 10 | ||||||
| HDB-HHP 300-900-O | 900 | 720 | 60 | 48 | 15 to 1 | 300 | 3 | 33333 | 0.13 | 60 | 11111 | 0.02 | 53.8 | 53.89 | 79 | 17 | 1169 | 12 | 7.5 | ||||||||
| HDB-HHP 315-945-O | 945 | 756 | 63 | 50 | 15 to 1 | 315 | 3 | 35000 | 0.17 | 60 | 11667 | 0.02 | 53.8 | 53.89 | 79 | 17 | 1238 | 12 | 7.5 | ||||||||
| HDB-HHP 1000-1000-O | N/a | N/a | 1000 | 800 | 100 | 80 | 10 to 1 | 1000 | 1 | 37037 | 0.71 | 90 | 8230 | 0.04 | 30.7 | 84.11 | 79 | 22 | 1136 | 10 | |||||||
| HDB-HHP 250-1000-O | 1000 | 800 | 50 | 40 | 20 to 1 | 250 | 4 | 37037 | 0.08 | 60 | 12346 | 0.01 | 71.2 | 53.89 | 79 | 17 | 1435 | 16 | 10 | ||||||||
| HDB-HHP 500-1000-O | 1000 | 800 | 100 | 80 | 10 to 1 | 500 | 1 | 37037 | 0.56 | 60 | 12346 | 0.27 | 45.77 | 60.37 | 78.89 | 20.15 | 979 | 10 | |||||||||
| HDB-HHP 350-1050-O | 1050 | 840 | 70 | 56 | 15 to 1 | 350 | 3 | 38889 | 0.2 | 60 | 12963 | 0.03 | 53.8 | 53.89 | 79 | 17 | 1238 | 12 | 7.5 | ||||||||
| HDB-HHP 360-1080-O | 1080 | 864 | 108 | 86.4 | 15 to 1 | 360 | 3 | 40000 | 0.24 | 60 | 13333 | 0.03 | 53.8 | 53.89 | 79 | 17 | 1307 | 12 | 7.5 | ||||||||
| HDB-HHP 270-1080-O | 1080 | 864 | 108 | 86.4 | 20 to 1 | 270 | 4 | 40000 | 0.11 | 60 | 13334 | 0.01 | 1618 | 16 | 10 | ||||||||||||
| HDB-HHP 1100-1100-O | N/a | N/a | 1100 | 880 | 110 | 88 | 10 to 1 | 1100 | 1 | 40741 | 0.84 | 85 | 9586 | 0.06 | 30.77 | 84.11 | 78.78 | 22.08 | 1136 | 10 | |||||||
| HDB-HHP 375-1125-O | 1125 | 900 | 75 | 60 | 15 to 1 | 375 | 3 | 41667 | 0.26 | 60 | 13889 | 0.04 | 53.8 | 53.89 | 79 | 17 | 1619 | 12 | 7.5 | ||||||||
| HDB-HHP 400-1200-O | 1200 | 960 | 80 | 64 | 15 to 1 | 400 | 3 | 44444 | 0.3 | 60 | 14815 | 0.04 | 53.835 | 53.89 | 79 | 17 | 1307 | 12 | 7.5 | ||||||||
| HDB-HHP 1200-1200-O | N/a | N/a | 1200 | 960 | 120 | 96 | 10 to 1 | 1200 | 1 | 44444 | 0.99 | 70 | 12698 | 0.1 | 30.7 | 84.11 | 79 | 22 | 1136 | 10 | |||||||
| HDB-HHP 600-1200-O | 1200 | 960 | 120 | 96 | 10 to 1 | 600 | 2 | 44444 | 0.94 | 60 | 14815 | 0.12 | 45.77 | 66.87 | 78.89 | 20.15 | 1088 | 10 | |||||||||
| HDB-HHP 1250-1250-O | N/a | N/a | 1250 | 1000 | 125 | 100 | 10 to 1 | 1250 | 1 | 46296 | 1.07 | 65 | 14245 | 0.12 | 30.7 | 84.11 | 79 | 22 | 1136 | 10 | |||||||
| HDB-HHP 270-1350-O | 1350 | 1080 | 135 | 108 | 25 to 1 | 270 | 5 | 50000 | 0.11 | 60 | 16667.5 | 0.01 | 2022.5 | 20 | |||||||||||||
| HDB-HHP 350-1400-O | 1400 | 1120 | 70 | 56 | 20 to 1 | 350 | 4 | 51852 | 0.2 | 60 | 17284 | 0.03 | 71.2 | 53.89 | 79 | 17 | 1711 | 16 | 10 | ||||||||
| HDB-HHP 700-1400-O | N/a | N/a | N/a | 1400 | 1120 | 70 | 56 | 20 to 1 | 700 | 2 | 51852 | 0.31 | 100 | 10370 | 0.02 | 59.77 | 84.11 | 78.78 | 22.08 | 1725 | 16 | ||||||
| HDB-HHP 360-1440-O | 1440 | 1152 | 144 | 115.2 | 20 to 1 | 360 | 4 | 53332 | 0.24 | 60 | 17776 | 0.03 | 1744 | 16 | 10 | ||||||||||||
| HDB-HHP 500-1500-O | 1500 | 1200 | 100 | 80 | 15 to 1 | 500 | 3 | 55556 | 0.56 | 60 | 18519 | 0.07 | 67.75 | 60.37 | 79 | 22 | 1437 | 15 | 7.5 | ||||||||
| HDB-HHP 375-1500-O | 1500 | 1200 | 75 | 60 | 20 to 1 | 375 | 4 | 55556 | 0.26 | 60 | 18519 | 0.04 | 71.2 | 53.89 | 79 | 17 | 1711 | 16 | 10 | ||||||||
| HDB-HHP 800-1600-O | N/a | N/a | N/a | 1600 | 1280 | 80 | 64 | 20 to 1 | 800 | 2 | 59259 | 0.39 | 90 | 13169 | 0.02 | 59.77 | 84.11 | 78.78 | 22.08 | 1725 | 16 | ||||||
| HDB-HHP 400-1600-O | 1600 | 1280 | 80 | 64 | 20 to 1 | 400 | 4 | 59259 | 0.3 | 60 | 19753 | 0.04 | 71.2 | 53.89 | 79 | 17 | 1711 | 16 | 10 | ||||||||
| HDB-HHP 350-1750-O | 1750 | 1400 | 70 | 56 | 25 to 1 | 350 | 5 | 64815 | 0.2 | 60 | 21605 | 0.03 | 88.5 | 53.89 | 79 | 17 | 1999 | 20 | 12.5 | ||||||||
| HDB-HHP 600-1800-O | 1800 | 1440 | 120 | 96 | 15 to 1 | 600 | 3 | 66667 | 0.94 | 60 | 22222 | 0.12 | 67.75 | 66.87 | 79 | 22 | 1597 | 15 | 7.5 | ||||||||
| HDB-HHP 360-1800-O | 1800 | 1440 | 180 | 144 | 25 to 1 | 360 | 5 | 66665 | 0.24 | 60 | 22220 | 0.03 | 2180 | 20 | |||||||||||||
| HDB-HHP 900-1800-O | N/a | N/a | N/a | 1800 | 1440 | 90 | 72 | 20 to 1 | 900 | 2 | 66667 | 0.49 | 80 | 16667 | 0.04 | 59.77 | 84.11 | 78.78 | 22.08 | 1789 | 20 | ||||||
| HDB-HHP 375-1875-O | 1875 | 1500 | 75 | 60 | 25 to 1 | 375 | 5 | 69444 | 0.26 | 60 | 23148 | 0.04 | 88.5 | 53.89 | 79 | 17 | 2114 | 20 | 12.5 | ||||||||
| HDB-HHP 400-2000-O | 2000 | 1600 | 80 | 64 | 25 to 1 | 400 | 5 | 74074 | 0.3 | 60 | 24691 | 0.04 | 88.5 | 53.89 | 79 | 17 | 2114 | 20 | 12.5 | ||||||||
| HDB-HHP 1000-2000-O | N/a | N/a | 2000 | 1600 | 100 | 80 | 20 to 1 | 1000 | 2 | 74074 | 0.71 | 90 | 16461 | 0.04 | 59.75 | 84.11 | 79 | 22 | 1945 | 20 | |||||||
| HDB-HHP 500-2000-O | 2000 | 1600 | 100 | 80 | 20 to 1 | 500 | 4 | 74074 | 0.56 | 60 | 24691 | 0.07 | 89.77 | 60.37 | 78.89 | 20.15 | 1974 | 20 | |||||||||
| HDB-HHP 700-2100-O | N/a | N/a | N/a | 2100 | 1680 | 70 | 56 | 30 to 1 | 700 | 3 | 77778 | 0.31 | 100 | 15556 | 0.02 | 88.77 | 84.11 | 78.78 | 22.08 | 2083 | 24 | ||||||
| HDB-HHP 1100-2200-O | N/a | N/a | 2200 | 1760 | 110 | 88 | 20 to 1 | 1100 | 2 | 81481 | 0.84 | 85 | 19172 | 0.06 | 59.77 | 84.11 | 78.78 | 22.08 | 1945 | 20 | |||||||
| HDB-HHP 1200-2400-O | N/a | N/a | 2400 | 1920 | 120 | 96 | 20 to 1 | 1200 | 2 | 88889 | 0.99 | 70 | 25397 | 0.1 | 59.75 | 84.11 | 79 | 22 | 1945 | 20 | |||||||
| HDB-HHP 600-2400-O | 2400 | 1920 | 120 | 96 | 20 to 1 | 600 | 4 | 88889 | 0.94 | 60 | 29630 | 0.12 | 89.77 | 66.87 | 78.89 | 20.15 | 2350 | 20 | |||||||||
| HDB-HHP 800-2400-O | N/a | N/a | N/a | 2400 | 1920 | 80 | 64 | 30 to 1 | 800 | 3 | 88889 | 0.39 | 90 | 19753 | 0.02 | 88.77 | 84.11 | 78.78 | 22.08 | 2083 | 24 | ||||||
| HDB-HHP 1250-2500-O | N/a | N/a | 2500 | 2000 | 125 | 100 | 20 to 1 | 1250 | 2 | 92593 | 1.07 | 65 | 28490 | 0.12 | 59.75 | 84.11 | 79 | 22 | 1945 | 20 | |||||||
| HDB-HHP 500-2500-O | 2500 | 2000 | 100 | 80 | 25 to 1 | 500 | 5 | 92593 | 0.56 | 60 | 30864 | 0.07 | 111.77 | 60.37 | 78.89 | 20.15 | 2590 | 25 | |||||||||
| HDB-HHP 900-2700-O | N/a | N/a | N/a | 2700 | 2160 | 90 | 72 | 30 to 1 | 900 | 3 | 100000 | 0.48 | 80 | 25000 | 0.04 | 88.77 | 84.11 | 78.78 | 22.08 | 2158 | 30 | ||||||
| HDB-HHP 700-2800-O | N/a | N/a | N/a | 2800 | 2240 | 70 | 56 | 40 to 1 | 700 | 4 | 103704 | 0.31 | 100 | 20741 | 0.02 | 117.77 | 84.11 | 78.78 | 22.08 | 3392 | 32 | ||||||
| HDB-HHP 1000-3000-O | N/a | N/a | 3000 | 2400 | 100 | 80 | 30 to 1 | 1000 | 3 | 111111 | 0.71 | 90 | 24691 | 0.04 | 88.75 | 84.11 | 79 | 22 | 2770 | 30 | |||||||
| HDB-HHP 600-3000-O | 3000 | 2400 | 120 | 96 | 25 to 1 | 600 | 5 | 111111 | 0.94 | 60 | 37037 | 0.12 | 111.77 | 66.87 | 78.89 | 20.15 | 2275 | 25 | |||||||||
| HDB-HHP 800-3200-O | N/a | N/a | N/a | 3200 | 2560 | 80 | 64 | 40 to 1 | 800 | 4 | 118519 | 0.39 | 90 | 26337 | 0.02 | 117.77 | 84.11 | 78.78 | 22.08 | 3392 | 32 | ||||||
| HDB-HHP 1100-3300-O | N/a | N/a | 3300 | 2640 | 110 | 88 | 30 to 1 | 1100 | 3 | 122222 | 0.84 | 85 | 28758 | 0.06 | 88.77 | 84.11 | 78.78 | 22.08 | 2770 | 30 | |||||||
| HDB-HHP 1200-3600-O | N/a | N/a | 3600 | 2880 | 120 | 96 | 30 to 1 | 1200 | 3 | 133333 | 0.99 | 70 | 38095 | 0.1 | 88.75 | 84.11 | 79 | 22 | 2770 | 30 | |||||||
| HDB-HHP 900-3600-O | N/a | N/a | N/a | 3600 | 2880 | 90 | 72 | 40 to 1 | 900 | 4 | 133333 | 0.48 | 80 | 33333 | 0.04 | 117.77 | 84.11 | 78.78 | 22.08 | 3375 | 40 | ||||||
| HDB-HHP 1250-3750-O | N/a | N/a | 3750 | 3000 | 125 | 100 | 30 to 1 | 1250 | 3 | 138889 | 1.07 | 65 | 42735 | 0.12 | 88.75 | 84.11 | 79 | 22 | 2770 | 30 | |||||||
| HDB-HHP 1000-4000-O | N/a | N/a | 4000 | 3200 | 100 | 80 | 40 to 1 | 1000 | 4 | 148148 | 0.71 | 90 | 32922 | 0.04 | 117.75 | 84.11 | 79 | 22 | 3595 | 40 | |||||||
| HDB-HHP 1100-4400-O | N/a | N/a | 4400 | 3520 | 110 | 88 | 40 to 1 | 1100 | 4 | 162963 | 0.84 | 85 | 38344 | 0.06 | 117.77 | 84.11 | 78.78 | 22.08 | 3595 | 40 | |||||||
| HDB-HHP 1200-4800-O | N/a | N/a | 4800 | 3840 | 120 | 96 | 40 to 1 | 1200 | 4 | 177778 | 0.99 | 70 | 50794 | 0.1 | 117.75 | 84.11 | 79 | 22 | 3595 | 40 | |||||||
| HDB-HHP 1250-5000-O | N/a | N/a | 5000 | 4000 | 125 | 100 | 40 to 1 | 1250 | 4 | 185185 | 1.07 | 65 | 56980 | 0.12 | 117.75 | 84.11 | 79 | 22 | 3595 | 40 |