Looking for a replacement part but don't know the part number? Find your unit number below for a list of the standard parts used for that unit.
S-SERIES HTHV HEATERS
S400 HTHV HEATER
| 21-124 | AIR FLOW SWITCH |
| 21-191 | AIR FLOW SWITCH |
| 23-116 | AMPLIFIER |
| 23-185 | AMPLIFIER |
| 25-051 | BEARINGS |
| 25-054 | BRACKETS |
| S25-203 | BLOWER ASSEMBLY |
| 25-046 | BLOWER SHAFT |
| N/A | BLOWER WHEEL |
| S6500-923 | BURNER |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| S6500-024 | S400 UPPER DAMPER BLADE |
| S6500-023 | S400 LOWER DAMPER BLADE |
| 22-014 | DAMPER FUSE |
| S20-03938 | DIRECTIONAL ELBOWS |
| 23-087 | DISCHARGE TEMP SENSOR |
| S90-9459 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-161 | DISCONECT HANDLE |
| S22-176 | DISCONECT ROD |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-153 | THERMOSTAT |
| 23-100 | HIGH LIMIT SWITCH |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
| S6500-950 | UPPER DAMPER DRIVE BRACKET |
| S6500-946 | LOWER DAMPER DRIVE BRACKET |
| S6500-022 | DAMPER LINK BAR |
| S6500-948 | DAMPER FLAT BAR WITH ORANGE PIECE |
S800 HTHV HEATER
| 21-124 | AIR FLOW SWITCH |
| 21-191 | AIR FLOW SWITCH |
| 23-116 | AMPLIFIER |
| 23-185 | AMPLIFIER |
| 25-051 | BEARINGS |
| 25-054 | BRACKETS |
| S25-203 | BLOWER ASSEMBLY |
| 25-046 | BLOWER SHAFT |
| N/A | BLOWER WHEEL |
| S6500-923 | BURNER |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| S6500-024 | S400 UPPER DAMPER BLADE |
| S6500-023 | S400 LOWER DAMPER BLADE |
| 22-014 | DAMPER FUSE |
| S20-03938 | DIRECTIONAL ELBOWS |
| 23-087 | DISCHARGE TEMP SENSOR |
| S90-9459 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-161 | DISCONECT HANDLE |
| S22-176 | DISCONECT ROD |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-153 | THERMOSTAT |
| 23-100 | HIGH LIMIT SWITCH |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
| S6500-950 | UPPER DAMPER DRIVE BRACKET |
| S6500-946 | LOWER DAMPER DRIVE BRACKET |
| S6500-022 | DAMPER LINK BAR |
| S6500-948 | DAMPER FLAT BAR WITH ORANGE PIECE |
S950 HTHV HEADER
| 21-124 | AIR FLOW SWITCH |
| 21-191 | AIR FLOW SWITCH |
| 23-116 | AMPLIFIER |
| 23-185 | AMPLIFIER |
| 25-051 | BEARINGS |
| 25-052 | BRACKETS |
| S25-033 | BLOWER ASSEMBLY |
| 25-201 | BLOWER SHAFT |
| 25-197 | BLOWER WHEEL |
| S5350-927 | BURNER |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| S6548-015 | UPPER DAMPER BLADE |
| S6548-016 | LOWER DAMPER BLADE |
| 22-014 | DAMPER FUSE |
| S20-06766 | DIRECTIONAL ELBOWS |
| 23-087 | DISCHARGE TEMP SENSOR |
| S90-9459 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-161 | DISCONECT HANDLE |
| S22-176 | DISCONECT ROD |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-153 | THERMOSTAT |
| 23-100 | HIGH LIMIT SWITCH |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
| S6500-1-916 | UPPER DRIVE BRACKET |
| S6500-946 | LOWER DRIVE BRACKET |
| S6548-014 | LINK BAR |
| S6500-948 | DAMPER FLAT BAR WITH ORANGE PIECE |
S1200 HTHV HEATER
| 21-124 | AIR FLOW SWITCH |
| 21-191 | AIR FLOW SWITCH |
| 23-116 | AMPLIFIER |
| 23-185 | AMPLIFIER |
| 25-051 | BEARINGS |
| 25-094 | PILLOW BLOCK BEARINGS |
| 25-079 | PILLOW BLOCK BEARINGS |
| 25-052 | BRACKETS |
| S25-033 | BLOWER ASSEMBLY |
| 25-201 | BLOWER SHAFT 1" |
| 25-200 | BLOWER SHAFT 1 3/16" |
| 25-197 | BLOWER WHEEL |
| 25-199 | BLOWER WHEEL |
| S5350-927 | BURNER |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| S6548-015 | UPPER DAMPER BLADE |
| S6548-016 | LOWER DAMPER BLADE |
| 22-014 | DAMPER FUSE |
| S20-06766 | DIRECTIONAL ELBOWS |
| 23-087 | DISCHARGE TEMP SENSOR |
| S90-9459 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-161 | DISCONECT HANDLE |
| S22-176 | DISCONECT ROD |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-153 | THERMOSTAT |
| 23-100 | HIGH LIMIT SWITCH |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
| S6500-1-916 | UPPER DRIVE BRACKET |
| S6500-946 | LOWER DRIVE BRACKET |
| S6548-014 | LINK BAR |
| S6500-948 | DAMPER FLAT BAR WITH ORANGE PIECE |
S1600 HTHV HEATERS
| 21-124 | AIR FLOW SWITCH |
| 21-191 | AIR FLOW SWITCH |
| 23-116 | AMPLIFIER |
| 23-185 | AMPLIFIER |
| 25-051 | BEARINGS |
| 25-094 | PILLOW BLOCK BEARINGS |
| 25-079 | PILLOW BLOCK BEARINGS |
| 25-052 | BRACKETS |
| S25-033 | BLOWER ASSEMBLY |
| 25-201 | BLOWER SHAFT 1" |
| 25-200 | BLOWER SHAFT 1 3/16" |
| 25-197 | BLOWER WHEEL |
| 25-199 | BLOWER WHEEL |
| S5350-927 | BURNER |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| S6458-015 | UPPER DAMPER BLADE |
| S6548-016 | LOWER DAMPER BLADE |
| 22-014 | DAMPER FUSE |
| S20-05377 | DIRECTIONAL ELBOWS |
| 23-087 | DISCHARGE TEMP SENSOR |
| S90-9459 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-161 | DISCONECT HANDLE |
| S22-176 | DISCONECT ROD |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-153 | THERMOSTAT |
| 23-100 | HIGH LIMIT SWITCH |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
| S6500-1-916 | UPPER DRIVE BRACKET |
| S6500-946 | LOWER DRIVE BRACKET |
| S6548-014 | LINK BAR |
| S6500-948 | DAMPER FLAT BAR WITH ORANGE PIECE |
S1850 HTHV HEATERS
| 21-125 | AIR FLOW SWITCH |
| 21-193 | AIR FLOW SWITCH |
| 23-116 | AMPLIFIER |
| 23-185 | AMPLIFIER |
| 25-042 | BEARINGS |
| 25-043 | BLOWER SHAFT |
| 25-041 | BLOWER WHEEL |
| S4175-949 | BURNER (NG) |
| 6784-910 | BURNER (LP) |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| S6548-015 | UPPER DAMPER BLADE |
| S6548-016 | LOWER DAMPER BLADE |
| S20-06768 | DIRECTIONAL ELBOWS |
| 22-014 | DAMPER FUSE |
| 23-087 | DISCHARGE TEMP SENSOR |
| S90-9459 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-161 | DISCONECT HANDLE |
| S22-176 | DISCONECT ROD |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-153 | THERMOSTAT |
| 23-100 | HIGH LIMIT SWITCH |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
| S6500-1-916 | UPPER DRIVE BRACKET |
| S6500-946 | LOWER DRIVE BRACKET |
| S6584-014 | LINK BAR |
| S6500-948 | DAMPER FLAT BAR WITH ORANGE PIECE |
S2200 HTHV HEATERS
| 21-125 | AIR FLOW SWITCH |
| 21-193 | AIR FLOW SWITCH |
| 23-116 | AMPLIFIER |
| 23-185 | AMPLIFIER |
| 25-042 | BEARINGS |
| 25-043 | BLOWER SHAFT |
| 25-041 | BLOWER WHEEL |
| S4175-949 | BURNER (NG) |
| 6784-910 | BURNER (LP) |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| S6584-012 | UPPER DAMPER BLADE |
| S6584-013 | LOWER DAMPER BLADE |
| 22-014 | DAMPER FUSE |
| S20-04226 | DIRECTIONAL ELBOWS |
| 23-087 | DISCHARGE TEMP SENSOR |
| S90-9459 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-161 | DISCONECT HANDLE |
| S22-176 | DISCONECT ROD |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-153 | THERMOSTAT |
| 23-100 | HIGH LIMIT SWITCH |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
| S6500-1-916 | UPPER DRIVE BRACKET |
| S6500-946 | LOWER DRIVE BRACKET |
| S6584-014 | LINK BAR |
| S6500-948 | DAMPER FLAT BAR WITH ORANGE PIECE |
S3200 HTHV HEATERS
| 21-125 | AIR FLOW SWITCH |
| 21-193 | AIR FLOW SWITCH |
| 23-116 | AMPLIFIER |
| 23-185 | AMPLIFIER |
| 25-042 | BEARINGS |
| 25-043 | BLOWER SHAFT |
| 25-041 | BLOWER WHEEL |
| S4175-949 | BURNER (NG) |
| 6784-910 | BURNER (LP) |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| S6584-012 | UPPER DAMPER BLADE |
| S6584-013 | LOWER DAMPER BLADE |
| 22-014 | DAMPER FUSE |
| S20-04226 | DIRECTIONAL ELBOWS |
| 23-087 | DISCHARGE TEMP SENSOR |
| S90-9459 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-161 | DISCONECT HANDLE |
| S22-176 | DISCONECT ROD |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-153 | THERMOSTAT |
| 23-100 | HIGH LIMIT SWITCH |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
| S6500-1-916 | UPPER DRIVE BRACKET |
| S6500-946 | LOWER DRIVE BRACKET |
| S6584-014 | LINK BAR |
| S6500-948 | DAMPER FLAT BAR WITH ORANGE PIECE |
M-SERIES MAKEUP AIR VENTILATION UNITS
M110 MAKEUP AIR VENTILATION UNIT
| 21-125 | AIR FLOW SWITCH |
| 21-137 | AIR FLOW SWITCH |
| 23-116 | AMPLIFER |
| 23-185 | AMPLIFER |
| 25-051 | BEARINGS |
| BURNER | |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| 22-014 | DAMPER FUSE |
| 23-087 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-166 | DISCONECT HANDLE |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-253 | THERMOSTAT |
M112 MAKEUP AIR VENTILATION UNIT
| 21-125 | AIR FLOW SWITCH |
| 21-137 | AIR FLOW SWITCH |
| 23-185 | AMPLIFER |
| 23-116 | AMPLIFER |
| 25-051 | BEARINGS |
| BURNER | |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| 22-014 | DAMPER FUSE |
| 23-087 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-166 | DISCONECT HANDLE |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-253 | THERMOSTAT |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
M115 MAKEUP AIR VENTILATION UNIT
| 21-125 | AIR FLOW SWITCH |
| 21-137 | AIR FLOW SWITCH |
| 23-185 | AMPLIFER |
| 23-116 | AMPLIFER |
| 25-051 | BEARINGS |
| BLOWER SHAFT | |
| BURNER | |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| 22-014 | DAMPER FUSE |
| 23-087 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-166 | DISCONECT HANDLE |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-253 | THERMOSTAT |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
M118 MAKEUP AIR VENTILATION UNIT
| 21-125 | AIR FLOW SWITCH |
| 21-137 | AIR FLOW SWITCH |
| 23-185 | AMPLIFER |
| 23-116 | AMPLIFER |
| 25-079 | BEARINGS DRIVE SIDE |
| 25-079 | BEARINGS NON DRIVE SIDE |
| 25-067 | BLOWER WHEEL |
| 25-073 | BLOWER SHAFT |
| BURNER | |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| 22-014 | DAMPER FUSE |
| 23-087 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-161 | DISCONECT HANDLE |
| 22-177 | DISCONECT ROD |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-253 | THERMOSTAT |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
M120 MAKEUP AIR VENTILATION UNIT
| 21-125 | AIR FLOW SWITCH |
| 21-137 | AIR FLOW SWITCH |
| 23-185 | AMPLIFER |
| 23-116 | AMPLIFER |
| 25-042 | BEARINGS DRIVE SIDE |
| 25-042 | BEARING NON DRIVE SIDE |
| 25-041 | BLOWER WHEEL |
| 25-043 | BLOWER SHAFT |
| BURNER | |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| 22-014 | DAMPER FUSE |
| 23-087 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-161 | DISCONECT HANDLE |
| 22-177 | DISCONECT ROD |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-253 | THERMOSTAT |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
M125 MAKEUP AIR VENTILATION UNIT
| 21-125 | AIR FLOW SWITCH |
| 21-137 | AIR FLOW SWITCH |
| 23-185 | AMPLIFER |
| 23-116 | AMPLIFER |
| 25-080 | BEARINGS DRIVE SIDE |
| 25-080 | BEARINGS NON DRIVE SIDE |
| 25-068 | BLOWER WHEEL |
| 25-074 | BLOWER SHAFT |
| BURNER | |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| 22-014 | DAMPER FUSE |
| 23-087 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-161 | DISCONECT HANDLE |
| 22-177 | DISCONECT ROD |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-253 | THERMOSTAT |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
M130 MAKEUP AIR VENTILATION UNIT
| 21-125 | AIR FLOW SWITCH |
| 21-137 | AIR FLOW SWITCH |
| 23-185 | AMPLIFER |
| 23-116 | AMPLIFER |
| 25-089 | BEARINGS DRIVE SIDE |
| 25-081 | BEARINGS NON DRIVE SIDE |
| 25-069 | BLOWER WHEEL |
| 25-075 | BLOWER SHAFT |
| BURNER | |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| 22-014 | DAMPER FUSE |
| 23-087 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-161 | DISCONECT HANDLE |
| 22-177 | DISCONECT ROD |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-253 | THERMOSTAT |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |
M136 MAKEUP AIR VENTILATION UNIT
| 21-125 | AIR FLOW SWITCH |
| 21-137 | AIR FLOW SWITCH |
| 23-185 | AMPLIFER |
| 23-116 | AMPLIFER |
| 25-088 | BEARINGS DRIVE SIDE |
| 25-082 | BEARINGS NON DRIVE SIDE |
| 25-096 | CLASS 2 DRIVE SIDE BEARING |
| 25-097 | CLASS 2 NON-DRIVE SIDE BEARING |
| 25-077 | CLASS 2 BLOWER SHAFT |
| 25-076 | BLOWER SHAFT |
| 25-070 | BLOWER WHEEL |
| 25-071 | CLASS 2 BLOWER WHEEL |
| BURNER | |
| 23-391 | DAMPER PCB END SWITCH |
| 90-7736 | DAMPER MOTOR |
| 22-014 | DAMPER FUSE |
| 23-087 | DISCHARGE TEMP SENSOR |
| 23-117 | DISCHARGE TEMP SENSOR |
| 22-161 | DISCONECT HANDLE |
| 22-177 | DISCONECT ROD |
| S21-142 | FLAME SAFE GUARD RELAY |
| 20-05499 | FLAME ROD |
| S21-090 | IGNITER |
| S21-147 | MULTI FUNCTION PCB |
| 23-123 | THERMOSTAT |
| 23-253 | THERMOSTAT |
| 22-600 | AMBER LIGHT |
| 22-601 | GREEN LIGHT |
| 22-602 | RED LIGHT |