Surplus Industrial, HVAC

57371-096 Zebra I/O Applicator Interface PCB Circuit Board +5vdc 57371-096 Zebra I/O Applicator Interface PCB Circuit Board +5vdc - 0

57371-096 Zebra I/O Applicator Interface PCB Circuit Board +5vdc

Witmer Motor Service

$299.97 USD
56M37 Lennox Armstrong Heat Pump Defrost Control Board 56M37 Lennox Armstrong Heat Pump Defrost Control Board - 0

56M37 Lennox Armstrong Heat Pump Defrost Control Board

Witmer Motor Service

$249.97 USD

550-057 Siemens Remote Mount Kit, 8 DO TEC Plug-in Relay Module

Witmer Motor Service

$59.97 USD

550002585 Utica-Dunkirk Spark Pilot Retrofit Kit

Witmer Motor Service

$169.97 USD

549-518 Siemens HOA Upgrade Kit Cover for Digital Point Expansion Module

Witmer Motor Service

$289.97 USD
545-765 Siemens Controller Board 545-765 Siemens Controller Board - 0

545-765 Siemens Controller Board

Witmer Motor Service

$499.97 USD
544-381 Landis & Gyr Powers Unitary Controller Backplane Circuit Board 544-381 Landis & Gyr Powers Unitary Controller Backplane Circuit Board - 0

544-381 Landis & Gyr Powers Unitary Controller Backplane Circuit Board

Witmer Motor Service

$299.97 USD
544-120 Siemens Unitary Controller I/O Expansion Board 544-120 Siemens Unitary Controller I/O Expansion Board - 0

544-120 Siemens Unitary Controller I/O Expansion Board

Witmer Motor Service

$229.97 USD
54151 Square D Line Voltage Electric Heat Thermostat Single Line Break 54151 Square D Line Voltage Electric Heat Thermostat Single Line Break - 0

54151 Square D Line Voltage Electric Heat Thermostat Single Line Break

Witmer Motor Service

$199.97 USD
541-351 Landis & GYR Memory Chip 541-351 Landis & GYR Memory Chip - 0

541-351 Landis & GYR Memory Chip

Witmer Motor Service

$599.97 USD
540-520A Siemens Landis & Staefa Flush Mount Room Temperature Sensor 540-520A Siemens Landis & Staefa Flush Mount Room Temperature Sensor - 0

540-520A Siemens Landis & Staefa Flush Mount Room Temperature Sensor

Witmer Motor Service

$74.97 USD
540-518 Siemens System 600, Dual Duct Controller 540-518 Siemens System 600, Dual Duct Controller - 0

540-518 Siemens System 600, Dual Duct Controller

Witmer Motor Service

$399.97 USD
5390S0018 Harpco "GST" Thermostat kit 5390S0018 Harpco "GST" Thermostat kit - 0

5390S0018 Harpco "GST" Thermostat kit

Witmer Motor Service

$99.97 USD
538-750 Siemens Fiber Optic RS-232 Interface 538-750 Siemens Fiber Optic RS-232 Interface - 0

538-750 Siemens Fiber Optic RS-232 Interface

Witmer Motor Service

$399.97 USD
537-185 Landis & Gyr AO-V Microprocessor Circuit Board 537-185 Landis & Gyr AO-V Microprocessor Circuit Board - 0

537-185 Landis & Gyr AO-V Microprocessor Circuit Board

Witmer Motor Service

$99.97 USD
534-825 Landis & Gyr Power Supply Board 534-825 Landis & Gyr Power Supply Board - 0

534-825 Landis & Gyr Power Supply Board

Witmer Motor Service

$59.97 USD
534-390 Landis & Gyr Digital Input/Output Termination Board 534-390 Landis & Gyr Digital Input/Output Termination Board - 0

534-390 Landis & Gyr Digital Input/Output Termination Board

Witmer Motor Service

$149.97 USD
51H31 Lennox Pressure Switch 24V 51H31 Lennox Pressure Switch 24V - 0

51H31 Lennox Pressure Switch 24V

Witmer Motor Service

$99.97 USD
51G78 Lennox Draft Inducer Blower 1/30 HP, 115V, 3200 RPM 51G78 Lennox Draft Inducer Blower 1/30 HP, 115V, 3200 RPM - 0

51G78 Lennox Draft Inducer Blower 1/30 HP, 115V, 3200 RPM

Witmer Motor Service

$699.97 USD
50P-2000-B GE Zenith Controls PCB Board 50P-2000-B GE Zenith Controls PCB Board - 0

50P-2000-B GE Zenith Controls PCB Board

Witmer Motor Service

$1,499.97 USD
49W23 Lennox Bi-Flow Drier 8 cu in, 3/8" ODF Solder 49W23 Lennox Bi-Flow Drier 8 cu in, 3/8" ODF Solder - 0

49W23 Lennox Bi-Flow Drier 8 cu in, 3/8" ODF Solder

Witmer Motor Service

$65.97 USD
48K98 Lennox Fan Control Board 48K98 Lennox Fan Control Board - 0

48K98 Lennox Fan Control Board

Witmer Motor Service

$299.97 USD

47M55 Lennox Draft Inducer Assembly

Witmer Motor Service

$329.97 USD

47-22445-01 Protech Blower Control Board

Witmer Motor Service

$144.97 USD