Defrost Controls
DEFROST BOARDS FOR HEAT PUMPS
Defrost Termination Thermostats for most brands of heat pumps (bottom of this page).
Direct replacement defrost control boards for Lennox, Rheem, Ruud, Nordyne, York, Evcon, Avion, Trane, Goodman and Carrier equipment
- Direct replacement defrost control boards for Lennox, Rheem, Nordyne, York, Evcon, Avion, Trane, Goodman and Carrier equipment
- Pin-selectable interval times
G.E. HEAT PUMPS - SEE TRANE SECTION
34332100 Comfortmaker Defrost Board As used in Comfortmaker Heat Pump Model YE030G and others. Replaces Essex 621-310-10 and 34332101.
46K67 Armstrong Heat Pump Defrost Control 46K67 Armstrong Defrost Control for Heat Pump Model SHP10BA-2A. 44614-002 replaces 44614-001.
47-21776-86 Rheem-Ruud Defrost Board Kit (Defrost Kit used in PND Models and others.)
CNT00917 Trane-G.E. Defrost Terminator Thermostat Sensor See the list of models this relay fits here.
CNT02236 Trane Defrost control Come see the full list of 306 heat pumps it fits. Also on this page, see RLY00892 defrost relay and CNT00917 defrost terminator thermostat sensor used in many of these units. Use our store search with your model number to see if the relay and thermostat are used in your unit.
CNT02941 Trane Defrost Control Come see the full list of 10 heat pumps it fits.
CNT05001 Trane Defrost Control Board (Found in 151 Trane and American Standard Heat Pumps) come see the list
This control board part number has recently been changed by Trane from CNT04366 to CNT05001 but is the required board.
CNT0915 G.E. De Ice Control CNT0915 G.E. De Ice Control.
G.E. De Ice Control for Weathertron Heat Pump BWC030B100BO and others, see list.
Heat Pump Defrost Termination Thermostat
ICM302C Nordyne Defrost Board (for Nordyne #621579B, 621301A, 624633, 631201A, 917178, 621579-C; ICM #DFORB-AB1004)
ICM303C Defrost Board For York (9218-3741, 031-01251-000), Coleman Evcon (9218-374) and ICM (DFORF-AD1003)
ICM304C Defrost Board (ICP #1069364)
ICM315C Defrost Board (Ranco #E-15 and Avion #DFT100)
ICM316C Defrost Board (Trane #CNT1642 and CNT1152, For Trane Models TWJ730A100A0, TWJ730A100B0 and TWJ724A100A0)
ICM318C Defrost Board (Goodman #B1226008 and ICM #W1001-4)
ICM319C Defrost Board (For Nordyne #624519A and ICM #DFORB24A21300)
ICM320C Defrost Board (Carrier & Bryant #HK32FA006, Replaces CEAS410104-01, CESS410104-01, HK255Z359A, HK32FA003, and CEBD410104-02B)
ICM321C Defrost Board (Carrier #CES01130063-00, Replaces CESO110063-01, CES0110063-02 CESO110063-00, CESO130024, CESO130024-00, CESO130024-01, CESD130024-00)
ICM322C Defrost Board (Carrier #CES0130024-00)
ICP HQ108671RC, 1088977, 1087953 Defrost Board NO LONGER AVAILABLE WITH NO REPLACEMENT FROM ICP.
Nordyne 917178 Defrost Control Board (Direct from Nordyne)
For the following Models: DT3BA-KA, JT3BA (KA, KB, KC), GT3BA/GT3BA-KA, FT3BA-A, JT3BC-K(A), DT3BC-K(A), FT3BC, GT3BC-A, JT3BD
Nordyne, Gibson, Philco, Frigidaire, Tappan, Westinghouse and French units.
PCBDM101S Goodman Defrost Board PCBDM101S,PCBAG101S,B12260-08,B12-388, Defrost Board, used in Goodman GSH 130361 AD heat pump and all other Goodman Split System Heat Pumps.
Rheem-Ruud Defrost Board 47-102684-83 (As used in RPMC and UPMC as well as others)
Replaces 47-21517-88.
RLY00892 Trane Defrost Relay See the list of models this relay fits here.
RLY02807 Trane Time Delay Air Handler Blower Relay Trane-American Standard Air Handler Time Delay blower control relay.
S1-03101954000 York Defrost Control S1-03101954000
York defrost control board S1-03101954000
Replaces York obsolete part numbers: 03109104000, 031-09104000, 031-09104-000,
S1-03109104000, 031-01954000, 031-01954-000.
See list of models it fits below.
Found in the following York Heat Pumps:
BAUA (018-042), BAUH (018-060), BRHQ (024-042), BRHS (018-060), DRHQ (024-042),
DRHS (018-060)
Original board manufacturer: United Tech. 1084-900
S1-33109139000 York Defrost Board Kit Replaces 031-01098-701 as used in York, Model # E1FB Series Heat Pumps.
York Defrost Board 031-01268-000, 031-01222-000
York Heat Pump Defrost Board 031-01257-000
defrost control
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goodman defrost control board
heat pump defrost thermostat
heat and air
heating and cooling
adaptive defrost control board
heat pump
defrost heat pump
invensys controls
heating and air conditioning
heat pump defrost cycle
line voltage thermostat
heating and ac
maytag adaptive defrost control board
heating and air conditioning systems
defrost controller
lennox defrost board
defrost board
defrost timer
heat pump thermostat
trane thermostat
york defrost board
heating and air systems
paragon defrost controls
luxpro thermostats
venstar thermostat
line voltage thermostats
heat pump controls
honeywell thermostat troubleshooting
lux programmable thermostat
programable thermostat
hvac components
residential heating and air conditioning
heat and air conditioning
programable thermostats
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trane thermostats
heating and air system
heat and cooling
industrial controls
heating and refrigeration
heating and cooling equipment
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millivolt thermostat
heat and air systems
home heating and air conditioning
heat pump defrost board
braeburn thermostats
heating and air conditioning supply
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defrost timers
aprilaire thermostat
attic fan thermostat
thermostat wire
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air conditioning controls
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residential heating and air
low voltage thermostat
temperature controls
heating and air conditioning system
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home heating and air
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heat pump defrost timer
heating and cooling parts
heat pump control
thermostat line voltage
maytag adaptive defrost control
industrial control
icm relays
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heat and cooling systems
easy heat thermostat
refrigeration temperature
carrier thermostat instructions
adaptive defrost
heating and air conditioning software
heat pump and air
carrier thermostat wiring
hvac control
heat pump thermostats
setback thermostats
honeywell thermostats wiring
heating and air conditions
lux programmable thermostats
demand defrost control
defrost cycle heat pump
furnace thermostats
goodman defrost board
honeywell thermostat control
controls of temperature
heating pump
carrier defrost board
honeywell thermostat settings
icm defrost board
digital line voltage thermostat
humidity thermostat
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digital controls
attic fan thermostats
home heating and air conditioning units
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