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

188 products

  • Sale -34% ERP DA47-00434A Refrigerator Defrost Heater Exact Replacement Parts

    Exact Replacement Parts ERP DA47-00434A Refrigerator Defrost Heater

    1 review

    ERP DA47-00434A Refrigerator Defrost Heater 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 $62.50

  • Sale -55% ERP W10619951 Refrigerator Drain Tube Kit Exact Replacement Parts

    Exact Replacement Parts ERP W10619951 Refrigerator Drain Tube Kit

    ERP W10619951 Refrigerator Drain Tube Kit Replaces Part Numbers: W10619951, W10309238, W10344402, 2887289, W10210987, W10210988, W10344401, W10585186, W10588598, W10604169, W10622098, W10622099, AP5780744, PS8691807. 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

    $26.90 $11.99

  • Sale -51% ERP DA32-00029Q Temperature Sensor Exact Replacement Parts

    Exact Replacement Parts ERP DA32-00029Q Temperature Sensor

    ERP DA32-00029Q Refrigerator Temperature Sensor Replaces Part Numbers: DA32-00029Q, AP5305954, PS4138647 1" Bulb with 5.5" lead with quick disconnect plug. Fits specif Samsung SXS refrigerator models. 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 $10.50

  • Sale -56% ERP 241705102 Refrigerator Defrost Timer Exact Replacement Parts

    Exact Replacement Parts ERP 241705102 Refrigerator Defrost Timer

    ERP 241705102 Refrigerator Defrost Timer 12 hr. 25 min. Replaces Part Numbers:241705102, AP5986785, PS11726371   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

    $32.00 $13.99

  • Sale -39% 67003426 Refrigerator Defrost Thermostat Replaces WP67003426 Exact Replacement Parts

    Exact Replacement Parts 67003426 Refrigerator Defrost Thermostat Replaces WP67003426

    67003426 Refrigerator Defrost Thermostat L42-30F 1/4" side push on clip 7.5" and 24.5" leads with stripped wire ends Replaces Part Numbers:WP67003426, 67003426, 12639302, 12639302SP, 8208287, AP6010356, PS11743535.   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

    $31.50 $19.15

  • ER242044020 Refrigerator Defrost Heater Replaces 242044020 Exact Replacement Parts

    Exact Replacement Parts ER242044020 Refrigerator Defrost Heater Replaces 242044020

    ER242044020 Refrigerator Defrost Heater Replaces Part Numbers:242044020, 1792999, 242044008, AH3408665, AP4567873, EA3408665, PS3408665   This is an aftermarket part that can be used as a replacement for the OEM part.  CALIFORNIA RESIDENT ONLY - Proposition 65 Warning:WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. www.p65warnings.ca.gov

  • Sale -50% ERP DA32-00006R Refrigerator Temperature Sensor Exact Replacement Parts

    Exact Replacement Parts ERP DA32-00006R Refrigerator Temperature Sensor

    ERP DA32-00006R Refrigerator Temperature Sensor   Replaces Part Numbers:  DA32-00006R, 2030280, AP4338926, PS4138589, B07QGKFFWP   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

    $19.00 $9.50

  • Sale -48% ERP W10567140 Refrigerator Temperature Control Replaces WPW10567140 Exact Replacement Parts

    Exact Replacement Parts ERP W10567140 Refrigerator Temperature Control Replaces WPW10567140

    ERP W10567140 Refrigerator Temperature Control (Cold Control)  Replaces Part Numbers: WPW10567140, 2325700, W10567140, 2183403, AP6023029, PS11756369      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

    $32.50 $16.75

  • Sale -52% ERP GP21 Refrigerator Defrost Timer Replaces 5303917634 Exact Replacement Parts

    Exact Replacement Parts ERP GP21 Refrigerator Defrost Timer Replaces 5303917634

    ERP GP21 Refrigerator Defrost Timer 8 hr. 21 min. Replaces Part Numbers:5303917634, 215846600, 3392, 5303308478, 8006992, AH468977, AP2592952, CC369, E769, EA468977, GP6BX, PS46897, GP21   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

    $21.00 $10.15

  • ER67002135 Refrigerator Defrost Heater Replaces 67002135, WP67002135 Exact Replacement Parts

    Exact Replacement Parts ER67002135 Refrigerator Defrost Heater Replaces 67002135, WP67002135

    ER67002135 Refrigerator Defrost Heater Replaces Part Numbers:WP67002135, 67002135, 12729101, 67001169, 8171009, AP6010300, PS11743479   This Defrost Heater is an aftermarket part which can be used as replacement of OEM part. CALIFORNIA RESIDENT ONLY - Proposition 65 Warning:WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. www.p65warnings.ca.gov

  • Sale -40% ERP WR50X10073 Refrigerator Defrost Thermostat Exact Replacement Parts

    Exact Replacement Parts ERP WR50X10073 Refrigerator Defrost Thermostat

    ERP WR50X10073 Refrigerator Defrost Thermostat   Defrost thermostat L64-41 F You will need wire nuts to make the splice connection, wire nuts not included. Has 40" orange lead wire, 16" yellow lead wire, L64-41F. 5/16" side push on clip.  Replaces Part Numbers: WR50X10073, 1170028, AH1015943, AP3884320, EA1015943, PS1015943, WR50X10078   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

    $17.90 $10.80

  • Sale -20% XPWR51X10101 Refrigerator Defrost Heater Replaces WR51X10101 Xpartco

    Xpartco XPWR51X10101 Refrigerator Defrost Heater Replaces WR51X10101

    XPWR51X10101 Refrigerator Defrost Heater 9 1/2 inch double glass tube heater. Note: Redesigned heater kit now uses two heating elements to give a better defrost cycle. It replaces the single element that was used on some models. 120V, 575W, 8" tube, 9 1/2" overall, dual tube with leads. Replaces Part Numbers: WR51X10101, 1399613, AH1993872, AP4355467, EA1993872, PS1993872, WR51X10032, WR51X10053, WR51X10097.   This is an aftermarket part that can be used as a replacement for the OEM part. WARNING: California’s Proposition 65 (California Residents Only)

    $22.50 $17.95

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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