Refrigerator Defrost Parts – Thermostats, Heaters, Timers & Control Boards

96 products

  • Sale -58% ERP WR55X31113 Refrigerator Defrost Heater and Harness Assembly  Parts-O-Matic

    Exact Replacement Parts ERP WR55X31113 Refrigerator Defrost Heater and Harness Assembly

    ERP WR55X31113 Refrigerator Defrost Heater and Harness Assembly Fits Specific GE Refrigerator Models Description: This Defrost Heater Assembly is a replacement part compatible with specific GE refrigerator models. This assembly is responsible for preventing the buildup of ice and frost on the evaporator coils by providing controlled heat during the defrost cycle. It helps prevent ice accumulation that can hinder the refrigerator's ability to cool properly. Replaces Part Numbers:WR55X31113, AP6978638, PS12744078.   This is an aftermarket part that can be used as a replacement for the OEM part. California Residents only WARNING: California’s Proposition 65 

    $70.00 $29.75

  • Sale -54% ERP WR49X10283 Refrigerator Compressor Inverter Board  Parts-O-Matic

    Exact Replacement Parts ERP WR49X10283 Refrigerator Compressor Inverter Board

    ERP WR49X10283 Refrigerator Compressor Inverter Board Fits Specific GE brands include General Electric, Hotpoint, RCA, and others. Description: This Refrigerator Inverter Board is a replacement part compatible with select GE refrigerator models. It is designed to regulate the compressor's speed and ensure consistent cooling. With its high-quality construction and reliable performance, it's the perfect replacement part for your malfunctioning refrigerator. Replaces Part Numbers:WR49X10283, WR55X10490, WR55X10685, WR55X10979, WR55X11029, AP5669522, PS6883663.   This is an aftermarket part that can be used as a replacement for the OEM part. California Residents only WARNING: California’s Proposition 65 

    $189.00 $87.00

  • Sale -50%Last stock! DA32-00006W Genuine OEM Refrigerator Thermistor Replaces DA32-10105R  Parts-O-Matic

    Samsung DA32-00006W Genuine OEM Refrigerator Thermistor Replaces DA32-10105R

    DA32-00006W Genuine Samsung OEM Refrigerator Thermistor Refrigerator defrost temperature sensor. Replaces Part Numbers: DA32-10105R, DA32-00006W, DA32-00006U, 2030342, DA32-00006B, DA32-00006C, DA32-00006D, DA32-00006L, DA32-00006M, DA32-00006T, DA32-00006V, AP4135567, PS4138681. The Samsung Defrost Sensor is a genuine part designed specifically for Samsung refrigerators. This sensor, sometimes referred to as a defrost thermostat or defrost temperature sensor, is an integral part of your refrigerator's defrost system.  

    $28.00 $14.00

  • Sale -32% W10898445CM Refrigerator Ice Level Receiver Control Board Replaces W10898445  Parts-O-Matic

    Choice Manufactured Parts W10898445CM Refrigerator Ice Level Receiver Control Board Replaces W10898445

    W10898445CM Refrigerator Ice Level Receiver Control Board Light sensor receiver board for in-door ice bucket.  Fits Specific Whirlpool, Maytag, KitchenAid Refrigerator Models. Replaces Part Numbers:W10898445, W10296530, W10518658, WPW10273549, WPW10518658, W10260821, W10882532, AP6037913, PS11769410.   This is an aftermarket part that can be used as a replacement for the OEM part.   California Residents only WARNING: Cancer and/or Reproductive Harm - www.p65warnings.ca.gov

    $110.00 $75.00

  • Sale -42% W10870822CM Refrigerator Emitter Control Board Replaces W10870822  Parts-O-Matic

    Choice Manufactured Parts W10870822CM Refrigerator Emitter Control Board Replaces W10870822

    W10870822CM Refrigerator Emitter Control Board  Light sensor emitter board for in-door ice bucket. Fits Specific Whirlpool, Maytag, KitchenAid Refrigerator Models. Replaces Part Numbers: W10870822, W10180607, W10518659, WPW10518659, W10832970, AP6026733, PS11738093.   This is an aftermarket part that can be used as a replacement for the OEM part.   California Residents only WARNING: Cancer and/or Reproductive Harm - www.p65warnings.ca.gov

    $120.00 $69.98

  • Sale -26% DA32-10105VCM Refrigerator Temperature Sensor Replaces DA32-10105V  Parts-O-Matic

    Choice Manufactured Parts DA32-10105VCM Refrigerator Temperature Sensor Replaces DA32-10105V

    DA32-10105VCM Refrigerator Temperature Sensor  1" probe, 11.5" lead with two pin connectors. Fits Specific Samsung SXS refrigerators Models. Replaces Part Numbers: DA32-10105V, 2030344, OEM12423002, AP4140999, PS4138685. Description: This Temperature Sensor is a replacement part for specific Samsung refrigerator models. This part monitors the internal temperature of the refrigerator and communicates this information to the control board, which regulates the cooling cycle.   This is an aftermarket part that can be used as a replacement for the OEM part. California Residents only WARNING: Cancer and/or Reproductive Harm - www.p65warnings.ca.gov

    $13.50 $9.99

  • Sale -37% DA47-00311A Refrigerator Genuine Defrost Heater  Parts-O-Matic

    Exact Replacement Parts ERP DA47-00311A Refrigerator Defrost Heater

    ERP DA47-00311A Refrigerator Defrost Heater Replaces Part Numbers: DA47-00311A, AP5306643, PS4140651. fits specific Samsung Refrigerator models Description: This Refrigerator Defrost Heater Assembly is essential for maintaining your refrigerator's optimal performance. This replacement part ensures reliable defrost cycles, preventing ice buildup and enhancing cooling efficiency. Crafted with a durable heater sheath-metal, it withstands regular use and temperature fluctuations, providing long-lasting functionality. Installing the Refrigerator Defrost Heater Assembly helps restore your appliance defrost system, eliminating common issues like excessive frost and inconsistent temperatures. fits specific Samsung Refrigerator models   This is an aftermarket part that can be used as a replacement for the OEM part.

    $60.00 $38.00

  • Sale -46% WP12729128CM Refrigerator Defrost Heater Replaces WP12729128  Parts-O-Matic

    Choice Manufactured Parts WP12729128CM Refrigerator Defrost Heater Replaces WP12729128

    WP12729128CM Refrigerator Defrost Heater Defrost Heater  115V, 135W heater with rubber grommets. Fits Whirlpool bottom mount refrigerators. Replaces Part Numbers:WP12729128, 12729128, AP6005557, PS11738607.   This is an aftermarket part that can be used as a replacement for the OEM part. California Residents only WARNING: Cancer and/or Reproductive Harm - www.p65warnings.ca.gov

    $78.00 $42.00

  • Sale -60% ERP W10495967 Refrigerator Defrost Heater Replaces WPW10495967  Parts-O-Matic

    Exact Replacement Parts ERP W10495967 Refrigerator Defrost Heater Replaces WPW10495967

    ERP W10495967 Refrigerator Defrost Heater Replaces Part Numbers:WPW10495967, W10495967, W10251470, AP6022304, PS11755637.   This is an aftermarket part that can be used as a replacement for the OEM part. California Residents only WARNING: Cancer and/or Reproductive Harm - www.p65warnings.ca.gov

    $82.10 $32.65

  • Sale -48% DA47-00434ACM Refrigerator Defrost Heater Replaces DA47-00434A Choice Manufactured Parts

    Choice Manufactured Parts DA47-00434ACM Refrigerator Defrost Heater Replaces DA47-00434A

    DA47-00434ACM Refrigerator Defrost Heater 120V, 120W heater for refrigerator evaporator. Fits Samsung french door refrigerators. Replaces Part Numbers:DA47-00434A, AP5585243, PS4140711   This is an aftermarket part that can be used as a replacement for the OEM part. California Residents only WARNING: Cancer and/or Reproductive Harm - www.p65warnings.ca.gov

    $95.00 $49.00

  • Sale -64% ERP WR9X502 Refrigerator Defrost Timer Exact Replacement Parts

    Exact Replacement Parts ERP WR9X502 Refrigerator Defrost Timer

    ERP WR9X502 Refrigerator Defrost Timer 120V, 60Hz, 8 hr. 30 min. Fits GE refrigerators. Replaces Part Numbers:WR9X502, WR09X10049, WR09X0278, WR09X0283, WR09X0313, WR09X0329, WR09X0334, WR09X0339, WR09X0342, WR09X0350, WR09X0356, WR09X0363, WR09X0364, WR09X0366, WR09X0375, WR09X0387, WR09X0408, WR09X0409, WR09X0418, WR09X0419, WR09X0428, WR09X0432, WR09X0438, WR09X0466, WR09X0468, WR09X0470, WR09X0478, WR09X0479, WR09X0481, WR09X0484, WR09X0486, WR09X0487, WR09X0490, WR09X0495, WR09X0502, WR09X0503, WR09X0504, WR09X0526, WR09X0528, WR09X0576, WR09X0594, WR09X5161, WR09X5162, WR09X5163, WR09X5164, WR09X5192, WR09X5202, WR09X5204, WR09X5211, WR09X5225, WR9X10049, AH310869, EA310869, AP2061708, PS310869.   This is an aftermarket part that can be used as a replacement for the OEM part.  California Residents only WARNING: Cancer and/or Reproductive Harm - www.p65warnings.ca.gov

    $39.20 $13.97

  • Sale -65% WR9X502CM Refrigerator Defrost Timer Replaces WR9X502 Choice Manufactured Parts

    Choice Manufactured Parts WR9X502CM Refrigerator Defrost Timer Replaces WR9X502

    WR9X502CM Refrigerator Defrost Timer 120V, 60Hz, 10A, 6 Hour 25 Minute. Fits GE refrigerators. Replaces Part Numbers:WR9X502, WR09X10049, WR09X0278, WR09X0283, WR09X0313, WR09X0329, WR09X0334, WR09X0339, WR09X0342, WR09X0350, WR09X0356, WR09X0363, WR09X0364, WR09X0366, WR09X0375, WR09X0387, WR09X0408, WR09X0409, WR09X0418, WR09X0419, WR09X0428, WR09X0432, WR09X0438, WR09X0466, WR09X0468, WR09X0470, WR09X0478, WR09X0479, WR09X0481, WR09X0484, WR09X0486, WR09X0487, WR09X0490, WR09X0495, WR09X0502, WR09X0503, WR09X0504, WR09X0526, WR09X0528, WR09X0576, WR09X0594, WR09X5161, WR09X5162, WR09X5163, WR09X5164, WR09X5192, WR09X5202, WR09X5204, WR09X5211, WR09X5225, WR9X10049, AH310869, EA310869, AP2061708, PS310869.   This is an aftermarket part that can be used as a replacement for the OEM part.   California Residents only WARNING: Cancer and/or Reproductive Harm - www.p65warnings.ca.gov

    $39.20 $13.80

Refrigerator Defrost Thermostat, Heaters, Timer and Control Board

❄️ Refrigerator Defrost Parts – Thermostats, Heaters, Timers & Control Boards

Is your refrigerator building up frost, running too warm, or cycling improperly? You could be dealing with a defrost system failure — and we have the solution. At Parts-O-Matic.com, we offer a complete line of defrost system components to restore your refrigerator’s cooling efficiency and prevent costly damage.

We carry OEM and high-quality aftermarket defrost parts compatible with all major brands like Whirlpool, GE, Samsung, LG, Frigidaire, Maytag, Kenmore, Electrolux, Bosch, and more.

Refrigerator Thermostat, Defrost Heaters, Timer, Control Board


🛠️ Shop Critical Defrost System Components:

  • Defrost Thermostats – Monitors and regulates the evaporator coil temperature to prevent over-freezing
  • Defrost Heaters – Melts frost from evaporator coils during the defrost cycle
  • Defrost Timers – Activates the heater at scheduled intervals to keep the coils clear
  • Defrost Control Boards – Smart boards that manage the timing and execution of the defrost cycle in digital refrigerators

🔍 Signs of a Faulty Defrost System:

  • Excessive frost buildup on evaporator coils
  • Warm refrigerator section while freezer stays cold
  • Refrigerator runs constantly or not at all
  • Clicking noises or irregular cycling

✅ Why Choose Parts-O-Matic?

✔️ Exact model-match parts – just enter your refrigerator’s model number
✔️ Fast shipping from U.S. warehouses
✔️ Expert-approved components for DIY and professional repair
✔️ Affordable OEM & compatible options
✔️ Fixes for top-freezer, bottom-freezer, side-by-side, and French-door refrigerators


🧰 Restore Your Refrigerator’s Defrost System Today

Don't let a failed defrost system cause food spoilage or compressor damage. With our top-quality defrost thermostats, timers, heaters, and control boards, you can get your fridge back to peak performance quickly and affordably.


🛒 Shop now for defrost system parts at Parts-O-Matic.com – and take the frost out of your fridge for good.


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