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

57 products

  • Sale -51%Last stock! ERP DA47-00244Q Refrigerator Defrost Heater Exact Replacement Parts

    Exact Replacement Parts ERP DA47-00244Q Refrigerator Defrost Heater

    ERP DA47-00244Q Refrigerator Defrost Heater Replaces Part Numbers:DA47-00244Q, AP5587899, PS4140528.   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

    $80.00 $39.50

  • Sale -50%Last stock! DA32-00029QCM Refrigerator Temperature Sensor Replaces DA32-00029Q Choice Manufactured Parts

    Choice Manufactured Parts DA32-00029QCM Refrigerator Temperature Sensor Replaces DA32-00029Q

    DA32-00029QCM Refrigerator Temperature Sensor Replaces Part Numbers: DA32-00029Q, AP5305954, PS4138647 1" Bulb with 5.5" lead with quick disconnect plug. Fits Samsung SxS refrigerators. Description: This Refrigerator Temperature Sensor is essential for maintaining the optimal temperature in your refrigerator. This replacement part is for specific Samsung refrigerator models, its accurately monitors the internal temperature, ensuring your appliance operates efficiently. By providing precise temperature readings   This is an aftermarket part that can be used as a replacement for the OEM part. 

    $21.50 $10.75

  • Sale -55%Last stock! DA97-19898ACM Refrigerator Drain Tube and Heater Assembly Replaces DA97-19898A Choice Manufactured Parts

    Choice Manufactured Parts DA97-19898ACM Refrigerator Drain Tube and Heater Assembly Replaces DA97-19898A

    DA97-19898ACM Refrigerator Drain Tube and Heater Assembly Drain Tube & Heater Assembly  Mounts in auger motor assembly - includes improved insulation. Fits Samsung refrigerators. Replaces Part Numbers: DA97-19898A, AP6883654, PS12720057.   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

    $36.90 $16.45

  • Sale -19%Last stock! W10503278 Refrigerator Genuine Control Board Replaces WPW10503278 Whirlpool

    Whirlpool W10503278 Refrigerator Genuine Control Board Replaces WPW10503278

    W10503278 Refrigerator Control Board Refrigerator electronic (JAZZ) control board. Be aware the board will need to programmed after installation to work properly Replaces Part Numbers: WPW10503278, 12784415, W10503278, 12002339, 12002445, 12002449, 12002508, 12002509, 12002567, 12002706, 12784415V, 12868502, 12868510, 12868513, 2684578, 67003867, 67004453, 67004496, 67004907, 67005043, 67005280, 67005281, 67006034, 67006209, 67006214, 67006216, 67006226, 67006712, 67006740, 8208187, AP6022400, PS11755733, W10165748.

    $156.00 $126.98

  • Sale -66%Last stock! 5303917625CM Refrigerator Defrost Thermostat Replaces 5303917625 Choice Manufactured Parts

    Choice Manufactured Parts 5303917625CM Refrigerator Defrost Thermostat Replaces 5303917625

    5303917625CM Refrigerator Defrost Thermostat L47-22F tube mount with bullet connectors. Fits Electrolux refrigerator. Replaces Part Numbers: 5303917625, 08000805, 3001234, 3015138, 3916083, 5308000805, 636974, 8000805, AH468968, EA468968, G000166153, AP2592599, PS468968.   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

    $29.50 $9.95

  • Sale -34%Last stock! 242046001CM Refrigerator Defrost Thermostat Replaces 242046001 Choice Manufactured Parts

    Choice Manufactured Parts 242046001CM Refrigerator Defrost Thermostat Replaces 242046001

    242046001CM Refrigerator Defrost Thermostat Defrost Thermostat L47-22F with tube mount Can also be used for 240386402 by removing plugs Replaces Part Numbers: 242046001, 1564839, AH2378768, AP4508400, EA2378768, PS2378768.   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

    $26.32 $17.50

  • Sale -35%Last stock! ERP 6615JB2005N Refrigerator Temperature Sensor Exact Replacement Parts

    Exact Replacement Parts ERP 6615JB2005N Refrigerator Defrost Sensor

    6615JB2005N Refrigerator Defrost Sensor – Aftermarket Replacement for LG and Kenmore Product Overview The 6615JB2005N Refrigerator Defrost Sensor is an aftermarket replacement part that monitors the evaporator temperature during defrost cycles. If your refrigerator is experiencing frost buildup, erratic defrosting, or poor cooling performance, a failed defrost sensor may be the cause. This sensor helps regulate when the defrost heater turns on and off, ensuring balanced cooling and preventing ice accumulation on the evaporator coils. Replaces Part Numbers This sensor replaces part numbers 6615JB2005N, 6615JB2005X, AH3636324, EA3636324, AP5600323, PS3636324, and other equivalent LG defrost sensor models.  Designed to closely match the original in both form and function for dependable operation. Compatible Brands Compatible with LG and Kenmore refrigerators built by LG. Fits many side-by-side, French door, and bottom freezer configurations that use this type of defrost sensor. Fixes the Following Issues Excessive frost buildup in freezer Defrost cycle not working Cooling performance issues Inconsistent or fluctuating temperatures Why Buy from Parts‑O‑Matic High-quality aftermarket part Fast and free shipping within the U.S. Easy to install and reliable in performance Backed by appliance repair professionals and DIYers

    $26.00 $16.99

  • Sale -28%Last stock! ERP 6615JB2005H Refrigerator Temperature Sensor Exact Replacement Parts

    Exact Replacement Parts ERP 6615JB2005H Refrigerator Defrost Sensor

    6615JB2005H Refrigerator Defrost Sensor – Replacement for LG and Kenmore Product Overview The 6615JB2005H Refrigerator Defrost Sensor is an aftermarket replacement designed to monitor freezer temperature during defrost cycles. A faulty sensor can cause frost buildup, cooling issues, or prevent defrosting altogether. This sensor helps ensure the defrost heater activates at the right time, protecting your evaporator from excessive ice accumulation and maintaining consistent refrigerator performance. Replaces Part Numbers This sensor replaces 6615JB2005H, 1266868, 6615JB2005M, AH3529340, EA3529340, AP4438477, PS3529340. It is engineered to match OEM specifications for performance and fit in compatible LG and Kenmore models. Compatible Brands This defrost sensor is compatible with refrigerators made by LG and Kenmore (models manufactured by LG). It fits a variety of side-by-side, bottom freezer, and French door configurations. Fixes the Following Issues Frost or ice buildup in freezer Defrost cycle not activating Refrigerator not cooling properly Temperature fluctuation or error codes Why Buy from Parts‑O‑Matic Affordable, high-quality aftermarket solution Fast and free shipping throughout the U.S. Trusted by appliance repair professionals and DIYers Simple installation and reliable performance

    $22.90 $16.49

  • Last stock! ERWR50X122 Refrigerator Defrost Thermostat Replaces WR50X122 Exact Replacement Parts

    Exact Replacement Parts ERWR50X122 Refrigerator Defrost Thermostat Replaces WR50X122

    ERWR50X122 Refrigerator Defrost Thermostat  L60-32F. 1/4" side push on clip. 11-3/4" leads with stripped wire ends. Replaces Part Numbers: WR50X122, 2387, AH303471, AP2071262, EA303471, PS303471, WR50X0122, WR50X0128, WR50X10014, WR50X128   This is an aftermarket part that can be used as a replacement for the OEM part.  California Residents Only - Warning: Cancer and Reproductive harm - https://www.p65warnings.ca.gov/

    $12.60

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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