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

185 products

  • Sale -38%Last stock! ERP DA97-04049E Refrigerator Drain Cap & Tube Assembly  Parts-O-Matic

    Exact Replacement Parts ERP DA97-04049E Refrigerator Drain Cap & Tube Assembly

    ERP DA97-04049E Refrigerator Drain Cap & Tube Assembly New style drain tube and cap assembly. Fits Samsung refrigerators. Replaces Part Numbers: DA97-04049E, DA97-04049J,  DA97-04049N, DA97-04049P, AP4577811, PS4172178.   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

    $28.90 $17.85

  • Sale -33% ACQ73244001CM Refrigerator Temperature Thermistor Sensor Replaces ACQ73244001 Choice Manufactured Parts

    Choice Manufactured Parts ACQ73244001CM Refrigerator Temperature Thermistor Sensor Replaces ACQ73244001

    ACQ73244001CM Refrigerator Temperature Thermistor Sensor 1.375 Bulb with 28.5" lead with disconnect plug and mounting housing. Replaces Part Numbers:ACQ73244001, AH3531167, EA3531167, AP4670760, PS3531167.   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

    $21.50 $14.50

  • Sale -28%Last stock! DA32-10109YCM Refrigerator Temperature Sensor Replaces DA32-10109Y Choice Manufactured Parts

    Choice Manufactured Parts Choice DA32-10109Y Refrigerator Temperature Sensor

    Choice DA32-10109Y Refrigerator Temperature Sensor – Replacement for Samsung Product Overview The DA32-10109Y Refrigerator Temperature Sensor is an aftermarket replacement part designed to measure and relay internal temperatures to the control board. A faulty sensor can lead to cooling problems, temperature fluctuations, or improper defrost cycles. Replacing a worn sensor with this reliable component helps restore accurate temperature readings and optimal cooling performance in your refrigerator. 8-1/4" overall length with two pin plug for freezer. Fits Samsung SXS refrigerator models. Replaces Part Numbers This sensor replaces part numbers DA32-10109Y, AP4136950, PS4138703. It is engineered to match the fit and functionality of the original Samsung sensor. Compatible Brands Compatible with many Samsung and Kenmore refrigerators manufactured by Samsung. Fits French door, bottom-freezer, and side-by-side models that use this temperature sensor. Fixes the Following Issues Refrigerator not cooling properly Freezer too warm or too cold Temperature reading errors Inconsistent cooling or defrost operation Why Buy from Parts‑O‑Matic Affordable and dependable aftermarket part Fast and free U.S. shipping Easy to install – no special tools required Trusted by appliance techs and DIYers

    $18.50 $13.40

  • 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

  • Sale -67% WR9X480CM Refrigerator Defrost Timer Replaces WR9X480 Choice Manufactured Parts

    Choice Manufactured Parts WR9X480CM Refrigerator Defrost Timer Replaces WR9X480

    WR9X480CM Refrigerator Defrost Timer 120V, 60Hz, 10A, 6 Hour 30 Minute. Fits GE refrigerators. Replaces Part Numbers:WR9X480, WR09X0282, WR09X0297, WR09X0308, WR09X0309, WR09X0310, WR09X0316, WR09X0330, WR09X0332, WR09X0335, WR09X0336, WR09X0340, WR09X0341, WR09X0346, WR09X0368, WR09X0370, WR09X0421, WR09X0440, WR09X0480, WR09X5117, WR9X282, WR9X297, WR9X308, WR9X309, WR9X310, WR9X316, WR9X330, WR9X330B, WR9X330R, WR9X332, WR9X335, WR9X336, WR9X340, WR9X341, WR9X346, WR9X368, WR9X368R, WR9X370, WR9X370R, WR9X421, WR9X440, WR9X5117, AP2635477, AH310849, CC312, CC900, EA310849, PS310849.   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

    $36.00 $11.99

  • Sale -25% ERP DA47-00301D Refrigerator Thermal Fuse Exact Replacement Parts

    Exact Replacement Parts ERP DA47-00301D Refrigerator Thermal Fuse

    ERP DA47-00301D Refrigerator Thermal Fuse Fits Samsung refrigerators. Replaces Part Numbers: DA47-00301D, DA47-00432A, AP4979370, PS4140643.   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

    $20.00 $14.98

  • Sale -49% WR50X10071CM Refrigerator Defrost Thermostat Replaces WR50X10071 Choice Manufactured Parts

    Choice Manufactured Parts WR50X10071CM Refrigerator Defrost Thermostat Replaces WR50X10071

    WR50X10071CM Refrigerator Defrost Thermostat Open: 64 Degree, Close: 23 Degree, 41 Degree Diff. Fits GE refrigerators. Replaces Part Numbers:  WR50X10071, WR50X10021, WR50X10076, WR50X22303, WR50X22304, WR50X30071, AH1155320, EA1155320, AP3884319, PS1155320.  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

    $16.80 $8.50

  • Sale -42% DA47-00247HCM refrigerator Defrost Heater Replaces DA47-00247H Choice Manufactured Parts

    Choice Manufactured Parts DA47-00247HCM refrigerator Defrost Heater Replaces DA47-00247H

    DA47-00247HCM refrigerator Defrost Heater 120V, 140W element with defrost thermostat. Fits FF evaporator in Samsung SxS refrigerators. Replaces Part Numbers:DA47-00247H, AP4343389, PS4140557.   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

    $87.00 $50.75

  • 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 -30% DA47-00301DCM Refrigerator Thermal Fuse Replaces DA47-00301D Choice Manufactured Parts

    Choice Manufactured Parts DA47-00301DCM Refrigerator Thermal Fuse Replaces DA47-00301D

    DA47-00301DCM Refrigerator Thermal Fuse 250V, 10A, thermo fuse. Fits Samsung refrigerators. Replaces Part Numbers: DA47-00301D, DA47-00432A, AP4979370, PS4140643.   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

    $20.00 $14.10

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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