Defrost Thermostat for Whirlpool, Sears, AP3108445, PS371245, 4387490

❄️ Refrigerator Defrost Thermostat | Tube Mount 5/16” Push‑On | Replaces Whirlpool® WP4387490

Restore proper defrost operation in your refrigerator with this brand‑new defrost thermostat replacement. Designed to replace WP4387490, this tube‑mounted thermostat clips securely to the evaporator tubing and helps regulate temperature during the defrost cycle. Built to OEM specifications for reliable performance across Whirlpool®, Sears®, Kenmore®, Roper®, Estate®, and KitchenAid® models.

⚙️ Product Features:

• ❄️ Tube‑mount design with 5/16” push‑on clip for secure installation
• Regulates evaporator temperature during defrost cycle
• Direct replacement for Whirlpool® WP4387490 and equivalents
• ️ OEM‑style construction for long‑lasting performance
• Condition: Brand New – Unused

Replaces Part Numbers:

AP3108445, 2176941, 2183073, 586200, 9791823, 4387490, AH371245, EA371245, PS371245, AP6009313, PS11742470, EAS11742470
Cross‑reference part numbers to confirm compatibility before purchase.

✅ Fits Refrigerator Models:

RT14DKXAW01 EMT8002S00 8ET14GKXBG00 8ET14GKXBG01 8ET14GKXBN00 8ET14GKXBN01 8ET14GKXBW00 8ET14GKXBW01 8ET14GKXDG00 8ET14GKXDG01 8ET14GKXDN00 8ET14GKXDN01 8ET14GKXDW00 8ET14GKXDW01 8ET14ZKXAG00 8ET14ZKXAN00 8ET14ZKXAW00 IT14DKXSQ00 RT14BKXSQ00 8VET8WPKLQ00 8VET8WPKLQ01 8VET8WPKLQ02 8VET8WPKLQ03 8VET8WPKLQ04 8VET8WPKLQ05 ATB1832VRW00 CR18PKXRS00 CR18PKXRS01 CT14SKXRQ00 CT14SKXRT00 CT14SKXSQ00 CT14SKXST00 CT16SKXSQ00 CTB1401VRB00 CTB1401VRW00 CTB1821VRQ00 CTB1821VRW00 CTB1822VRB00 CTB1822VRQ00 CTB1822VRW00 CTB1832VRD00 EWT8001A00 EWT8001D00 EWT8001Q00 EWT8002A00 EWT8002Q00 EWT8502A00 TT14DKXKQ02 TT14DKXKQ03 TT14DKXKQ04 RT14DKXKQ05 IPT184300 IPT184301 IPT184302 IKT162302 IKT184302 IPT144300 IPT144301 IPT151300 IPT164300 IPT164301 IPT164302 IRT184300 IST143300 IST163300 IST183300 IT14DKXRQ00 IT18DKXRQ00 IT18SKXRD00 IT18TKXSQ00 ET4CSKXKQ02 ET4CSKXKQ03 ET4CSKXKT02 ET4CSKXKT03 ET4CSKYKQ02 ET4CSKYKQ03 ET4CSKYKT02 ET4CSKYKT03 ET4WPKXKQ02 ET4WPKXKQ03 ET4WPKXKT02 ET4WPKXKT03 ET4WPKYKQ02 ET4WPKYKQ03 ET4WPKYKT02 ET4WPKYKT03 ET4WSKXKQ00 ET4WSKXKQ03 ET4WSKXKQ04 ET4WSKXKQ05 ET4WSKXKQ06 ET4WSKXKT00 ET4WSKXKT03 ET4WSKXKT04 ET4WSKXKT05 ET4WSKXKT06 ET4WSKXKZ00 ET4WSKXSQ00 ET4WSKXST00 ET4WSKYKQ00 ET4WSKYKQ03 ET4WSKYKQ04 ET4WSKYKQ05 ET4WSKYKQ06 ET4WSKYKT00 ET4WSKYKT03 ET4WSKYKT04 ET4WSKYKT05 ET4WSKYKT06 ET4WSKYKZ00 ET4WSKYSQ00 ET4WSKYST00 ET4WSMXKQ02 ET4WSMXKQ03 ET4WSMXKQ04 ET4WSMYKQ02 ET4WSMYKQ03 ET4WSMYKQ04 ET5WSEXKQ01 ET5WSEXKQ02 ET5WSEXKT01 ET5WSEXKT02 ET5WSEXSQ00 ET5WSEXSQ01 ET5WSEXST00 ET6CSKXKQ01 ET6WSMXKQ01 ET6WSMXKQ02 ET6WSMXKT01 ET6WSMXKT02 ET6WSMYKQ01 ET6WSMYKQ02 ET6WSMYKT01 ET6WSMYKT02 ET8AHKXPQ00 ET8AHKXRQ00 ET8AHMXPQ00 ET8AHMXPQ01 ET8AHMXPQ02 ET8AHMXPT00 ET8AHMXPT01 ET8AHMXPT02 ET8AHMXRQ00 ET8AHMXRT00 ET8BPKXKQ01 ET8BPKXKQ02 ET8BPKXKQ03 ET8BPKXKT01 ET8BPKXKT02 ET8BPKXKT03 ET8BPMXKQ01 ET8BPMXKQ02 ET8BPMXKT01 ET8BPMXKT02 ET8GTKXKT01 ET8GTKXKT02 ET8GTKXKT03 ET8GTMXKQ00 ET8GTMXKQ01 ET8GTMXKQ02 ET8GTMXKT00 ET8GTMXKT01 ET8GTMXKT02 ET8WWKXKQ01 ET8WWKXKQ02 ET8WWKXKQ03 RT18BKXKQ02 RT18BKXSQ00 RT18SKXRD00 RT18SKXRD01 RT18VKXKQ01 RT18VKXKQ02 RT18VKXKQ03 RT18VKXKT01 RT18VKXKT02 RT18VKXKT03 RT18VKXSQ00 RT18WWXSQ00 3ET14GKXBN00 3ET14GKXBN01 3ET14GKXBW00 3ET14GKXBW01 3VET16GKBW00 3VET16GKBW01 3XARG468WP00 4ET14GKXBN00 4ET14GKXBN01 4ET14GKXBW00 4ET14GKXBW01 TT14DKXSQ00 RT16DKXKQ01 RT16DKXKQ02 RT16DKXKQ03 RT16DKXKT01 RT16DKXKT02 RT16DKXKT03 RT16DKYKQ01 RT16DKYKQ02 RT16DKYKQ03 RT16DKYKT01 RT16DKYKT02 RT16DKYKT03 RT14DKXDW00 TT14DKXBW11 TT16DKXRQ00 TT16DKXRT00 TT16DKXSQ00 TT16DKXST00 TT16TKXKQ01 TT16TKXKQ02 TT16TKXPQ00 TT16TKXPQ01 RT14DKXDN01 RT14DKXAL01 RT14DKXAW00 RT14DKXAW02 RT14DKXBL00 RT14DKXBL10 RT14DKXBW00 RT14DKXBW10 RT14DKXDN00 RT14DKXDW01 RT14DKXFN00 RT14DKXFW00 RT14DKXKQ02 RT14DKXKQ03 RT14DKXKQ04 RT14DKXKT04 RT14DKXKT05 RT14DKXKZ02 RT14DKXKZ03 RT14DKXSQ00 RT14DKYAL01 RT14DKYAW00 RT14DKYAW01 RT14DKYBL00 RT14DKYBL10 RT14DKYBW00 RT14DKYBW10 RT14DKYDN00 RT14DKYDN01 RT14DKYDW00 RT14DKYDW01 RT14DKYFN00 RT14DKYFW00 RT14DKYKQ02 RT14DKYKQ03 RT14DKYKQ04 RT14GDXBW10 RT14GDXDN00 RT14GDYAW00 RT14GDYBL00 RT14GDYBL10 RT14HDXBW01 RT14HDXDN00 RT14HDXDW00 RT14HDXPQ00 RT14HDXPQ01 RT14HDXPQ02 RT14HDYBW00 RT14HDYBW01 RT14HDYPQ01 RT14HKXAL00 MTB1452VRW00 MTB1551VEW00 MTB1842VRW00 MTB1852VRW00 RT14EKRDW00 TT14CKXAN01 TT14CKXAW00 TT14CKXAW01 TT14DKXBN00 TT14DKXBN10 TT14DKXBN11 TT14DKXBW00 TT14DKXBW10 TT14DKXEW10 TT14DKXRQ00 TT14DKXRT00 TT14DKXST00 TT14EKRAL01 TT14EKRAW00 TT14EKRAW01 TT14HDXBN00 TT14HDXBN01 TT14HDXBW00 TT14HDXBW01 TT18DKXRQ00 TT18SKXRD00 TT18SKXRD01 TT18TKRMS02 TT18TKRMS03 TT18TKRPS00 TT18TKXKQ01 TT18TKXKQ02 TT18TKXPQ01 TT18DKXRQ01 RT14DKYGW01 10661482400 10661482401 10661484400 10661484401 10661492400 10661492401 10661492403 10661494400 10661494401 10662712K00 1069334200 1069334201 1069334202 1069334210 1069334211 1069334212 1069334280 1069334281 1069334282 1069334290 1069334291 1069334292 1069334300 1069334301 1069334310 1069334311 1069334380 1069334381 1069334390 1069334391 1069334700 1069334701 1069334702 1069334710 1069334711 1069334712 1069334780 1069334781 1069334782 1069334790 1069334791 1069334792 1069344200 1069344201 1069344210 1069344211 1069344280 1069344281 1069344290 1069344291 1069344700 1069344701 1069344710 1069344780 1069344781 1069344790 1069344791 1069354200 1069354210 1069354280 1069354290 1069354700 1069354710 1069354780 1069354790 1069634560 5ET6WPKRQ00 5VET6WPKLQ01 5VET6WPKLQ02 5VET6WPKLQ03 5VET8WPKLQ01 5VET8WPKLQ02 5VET8WPKLQ04 ER8AHKXRB00 ER8AHKXRQ00 ER8AHKXRS00 ER8GHKXMQ01 ER8GHKXMQ02 ER8GHKXMQ03 ER8GHKXMS01 ER8GHKXMS02 ER8GHKXMS03 ER8GHKXMT01 ER8GHKXMT02 ER8GHKXMT03 ER8MHKXRB01 ER8MHKXRQ01 ER8MHKXRS01 ET14GKXBN00 ET14GKXBN01 ET14GKXBW00 ET14GKXBW01 ET14GKYBN00 ET14GKYBW00 ET14HJXBN00 ET14HJXBN01 ET14HJXBW00 ET14HJXBW01 ET14HJXDN00 ET14HJXDN01 ET14HJXDW00 ET14HJXDW01 ET14HJYBN00 ET14HJYBN01 ET14HJYBW00 ET14HJYBW01 ET14HJYDN00 ET14HJYDN01 ET14HJYDW00 ET14HJYDW01 ET14JKXAG00 ET14JKXAG01 ET14JKXAG02 ET14JKXAN00 ET14JKXAN01 ET14JKXAN02 ET14JKXAN10 ET14JKXAW00 ET14JKXAW01 ET14JKXAW02 ET14JKXAW10 ET14JKXDG00 ET14JKXDG01 ET14JKXDG10 ET14JKXDN00 ET14JKXDN01 ET14JKXDN10 ET14JKXDW00 ET14JKXDW01 ET14JKXDW10 ET14JKYAN00 ET14JKYAN01 ET14JKYAN02 ET14JKYAN10 ET14JKYAW00 ET14JKYAW01 ET14JKYAW02 ET14JKYAW10 ET14JKYDN00 ET14JKYDN01 ET14JKYDN10 ET14JKYDW00 ET14JKYDW01 ET14JKYDW10 ET14JMXAN00 ET14JMXAN01 ET14JMXAN02 ET14JMXAN10 ET14JMXAW00 ET14JMXAW01 ET14JMXAW02 ET14JMXAW10 ET14JMXDN00 ET14JMXDN01 ET14JMXDW00 ET14JMXDW01 ET14JMYAN00 ET14JMYAN01 ET14JMYAN02 ET14JMYAN10 ET14JMYAW00 ET14JMYAW01 ET14JMYAW02 ET14JMYAW10 ET14JMYDN00 ET14JMYDN01 ET14JMYDW00 ET14JMYDW01 ET14NKXDN00 ET14NKXDN01 ET14NKXDW00 ET14NKXDW01 ET14UKXAN00 ET14UKXAW00 ET14ZKXAN00 ET14ZKXAN01 ET14ZKXAN02 ET14ZKXAW00 ET14ZKXAW01 ET14ZKXAW02 ET14ZKYAN00 ET14ZKYAN01 ET14ZKYAN02 ET14ZKYAW00 ET14ZKYAW01 ET14ZKYAW02 ET6CSKXKT01 ET6CSKYKQ01 ET6CSKYKT01 ET6JTKXKQ01 ET6JTKXKT01 ET6JTKYKQ01 ET6JTKYKT01 ET6WSKXKQ01 ET6WSKXKQ02 ET6WSKXKQ03 ET6WSKXKT01 ET6WSKXKT02 ET6WSKXKT03 ET6WSKXSQ00 ET6WSKXSQ01 ET6WSKXST00 ET6WSKXST01 ET6WSKYKQ01 ET6WSKYKQ02 ET6WSKYKQ03 ET6WSKYKT01 ET6WSKYKT02 ET6WSKYKT03 ET6WSKYSQ00 ET8GTKXKQ01 ET8GTKXKQ02 ET8GTKXKQ03 IT18DKXSQ00 IT18TKXRQ00 NWT8501Q00 NWT8501Q01 NWT8501S00 NWT8501S01 RT14BKXKQ05 RT14DKYKQ05 RT14DKYKT04 RT14DKYKT05 RT14DKYKZ02 RT14DKYKZ03 RT14DMXAL01 RT14DMXAW00 RT14DMXAW01 RT14DMXBL00 RT14DMXBL10 RT14DMXBW10 RT14DMXDN00 RT14DMXDW00 RT14DMYAL01 RT14EKRBW00 RT14EKRBW10 RT14GDXAL00 RT18BKXKQ03 TT18TKXPQ00 TT18TKXSQ00

Common Fixes:

• ❌ Refrigerator not defrosting
• ⚠️ Frost buildup on evaporator coils
• ❄️ Warm refrigerator section while freezer stays cold
• Defrost cycle not activating or shutting off properly

️ Installation Tips:

• Unplug refrigerator before servicing
• Access thermostat near evaporator coil behind freezer panel
• Clip thermostat securely onto 5/16” tubing
• Connect wires using push‑on terminals
• Run a defrost test cycle to confirm proper operation

⚠️ Compatibility & Safety Disclaimer:

This defrost thermostat is intended only for compatible refrigerator models and part numbers listed above. Buyer is responsible for verifying compatibility before purchase. Installation should follow manufacturer safety guidelines. Seller is not responsible for damage or injury resulting from improper installation or use.

Restore proper cooling and defrost performance with this OEM‑fit defrost thermostat replacement.