Refrigerator Defrost Sensor for LG, AP4438477, PS3529340, 6615JB2005H

❄️ Refrigerator Defrost Thermostat | Compatible with LG® | 6615JB2005H

Restore proper cooling and defrost functionality with this brand-new refrigerator defrost thermostat. Designed to replace LG® part number 6615JB2005H, this OEM-style thermostat ensures reliable defrost cycles, preventing frost buildup and maintaining consistent refrigerator performance. Built with durable materials, it provides long-lasting service for your appliance.

Features & Benefits:

• ✅ OEM-style replacement defrost thermostat
• ❄️ Prevents frost buildup in freezer compartment
• Restores proper defrost cycle operation
• Durable construction for long-lasting performance
• Condition: Brand New – Unused

Replaces Part Numbers:

AP4438477, 1266868, 6615JB2005M, AH3529340, EA3529340, PS3529340, B00AF7QEQ2
Also replaces compatible defrost thermostats with identical specifications.

✅ Fits Refrigerator Models:

LFX21960ST (ASTCLGA) 78753 (AST2SER) 795.7101201 795.7101301 795.7101401 795.7101601 795.7101901 795.7102201 795.7102301 795.7102401 795.7102601 795.7102901 795.7103201 795.7103201 795.7103301 795.7103301 795.7103601 795.7103601 795.7103901 795.7103901 795.7104201 795.7104201 795.7104301 795.7104301 795.7104901 795.7104901 795.7105201 795.7105301 795.7105401 795.7105601 795.7105901 795.7106201 795.7106301 795.7106901 795.71072 795.7107201 795.71073 795.7107301 795.71079 795.7107901 795.7108201 795.7108301 795.7108901 795.7160201 795.7160401 795.7160601 795.7160901 795.751924 795.751924 795.751934 795.751934 79575193501 795.751944 795.751944 795.751964 795.751964 79575196501 795.751994 795.751994 795.755424 795.755424 795.755434 795.755434 795.755444 795.755444 795.755464 795.755464 795.755494 795.755494 795.755524 795.755524 795.755534 795.755534 795.755544 795.755544 795.755564 795.755564 795.755594 795.755594 795.771926 795.771936 795.771946 795.771966 795.771996 795.775426 795.775436 795.775446 795.775466 795.775496 795.775526 795.775536 795.775546 795.775566 795.775596 795.775626 795.775636 795.775646 795.775696 795.775726 795.775736 795.775796 795.777127 795.777137 795.777197 795.777297 795.785028 795.785028 795.785028 795.785038 795.785038 795.785038 795.785038 795.785068 795.785068 795.785068 795.785068 795.785098 795.785098 795.785098 795.785098 795.785128 795.785128 795.785138 795.785168 795.785168 795.785198 795.785198 795.785428 795.785428 795.785428 795.7854281 79578542806 795.7854281 795.785438 795.785438 795.785438 795.785438 795.785438 795.7854381 795.7854381 795.7854381 795.785448 795.785448 795.785448 795.785448 795.785448 795.7854481 79578544806 795.7854481 795.785468 795.785468 795.785468 795.785468 795.7854681 795.7854681 795.7854681 795.785498 79578549801 795.785498 795.785498 795.785498 795.7854981 795.7854981 795.7854981 795.785528 795.785528 795.785528 795.7855281 795.785538 795.785538 795.785548 795.785548 795.7855481 795.785568 79578556801 795.785598 795.787128 795.787138 795.787138 795.787138 795.787138 795.787198 79578719801 795.787228 795.787238 795.787298 79578729801 795.787338 795.787338 795.787338 79578733804 795.7873381 795.787398 79578739801 795.787398 795.7873981 795.787438 795.787438 795.787438 795.787498 795.787498 795.787528 795.787528 795.787538 795.787538 795.787538 795.787548 795.787598 79578759802 795.787628 795.787628 795.787638 79578763801 795.787638 795.787648 795.787648 795.787698 795.787698 795.787738 795.787738 795.787738 795.787798 795.787798 795.787798 795.787838 795.787838 795.787838 795.787898 795.787898 795.787898 795.797329 795.797329 795.797339 795.797339 795.797339 795.797379 795.797379 795.797379 795.797429 795.797439 795.797479 795.797529 795.797529 795.7975291 795.797539 795.797539 795.797539 795.797539 795.797539 795.7975391 795.797549 795.797549 795.7975491 795.797579 795.797579 795.7975791 795.797599 795.797599 795.7975991 795.797629 795.797639 795.797639 795.7976391 795.797649 795.797699 795.797729 795.797729 795.797729 795.797729 795.797739 795.797739 795.797739 795.797739 795.797799 795.797799 795.797799 795.797799 795.797829 795.797829 795.797829 795.797839 795.797839 795.797839 795.797899 795.797899 795.797899 GR-L218USJH (AST3LGA) LFC21760ST (ASTCLGA) LFC21760ST/00 LFC21770ST (AST2LGA) LFC21770ST (ASTCLGA) LFC21770ST (AST1LGA) LFC21770ST/04 LFC21770ST/05 LFC21770ST/06 LFC21770ST01 () LFC21770ST02 () LFC21770ST03 () LFC21770ST04 () LFC21770ST05 () LFC21770ST06 () LFC21776ST () LFC21776ST/00 LFC25760SB (AWBCLGA) LFC25760SB/00 LFC25760ST (ASTCLGA) LFC25760ST/00 LFC25760SW (ASWCLGA) LFC25760SW/00 LFC25760TT (ATICLGA) LFC25760TT/00 LFC25770SB (AWBCLGA) LFC25770SB (AWB2LGA) LFC25770SB (AWB1LGA) LFC25770SB (AWB3LGA) LFC25770SB/00 LFC25770ST (AST2LGA) LFC25770ST (ASTCLGA) LFC25770ST (AST1LGA) LFC25770ST (AST3LGA) LFC25770ST/00 LFC25770SW (ASW1LGA) LFC25770SW (ASW2LGA) LFC25770SW (ASW3LGA) LFC25770SW (ASWCLGA) LFC25770SW/00 LFC25770TT (ATI2LGA) LFC25770TT (ATICLGA) LFC25770TT (ATI1LGA) LFC25770TT (ATI3LGA) LFC25770TT/00 LFC25776SB () LFC25776SB/00 LFC25776ST (00) LFC25776ST/00 LFC25776SW () LFC25776SW/00 LFD21860ST (ASTCLGA) LFD21860ST/00 LFD25860SB (AWBCLGA) LFD25860SB/00 LFD25860ST (ASTCLGA) LFD25860SW (ASWCLGA) LFD25860SW/00 LFD25860TT (ATICLGA) LFD25860TT/00 LFX21960ST/00 LFX21971ST (AST2GSC) LFX21971ST (AST2LGA) LFX21971ST (ASTCGSC) LFX21971ST (AST3GSC) LFX21971ST (ASTCLGA) LFX21971ST/02 LFX21971ST01 () LFX21971ST02 () LFX21971ST03 () LFX21975ST (AST1LGA) LFX21975ST (ASTCLGA) LFX21975ST/00 LFX21975ST/01 LFX21975ST/02 LFX21975ST/03 LFX21975ST01 () LFX21975ST02 () LFX21975ST03 () LFX21976ST () LFX21976ST/00 LFX21980ST (ASTCLGA) LFX21980ST01 () LFX25950SB (AWBCLGA) LFX25950SB00 () LFX25950SW (ASWCLGA) LFX25950TT (ATICLGA) LFX25960SB (AWBCLGA) LFX25960ST (ASTCLGA) LFX25960SW (ASWCLGA) LFX25960TT (ATICLGA) LFX25961AL () LFX25961AL/00 LFX25961AL/01 LFX25961AL/02 LFX25961AL01 () LFX25961AL02 () LFX25961SB (AWBCLGA) LFX25961SB/01 LFX25961SB/02 LFX25961SB01 () LFX25961SB02 () LFX25961ST (ASTCLGA) LFX25961ST/00 LFX25961SW (ASWCLGA) LFX25961SW/01 LFX25961SW/02 LFX25961SW01 () LFX25961SW02 () LFX25971SB (AWB2LGA) LFX25971SB (AWBCLGA) LFX25971SB (AWB3LGA) LFX25971SB/02 LFX25971SB01 () LFX25971SB02 () LFX25971SB03 () LFX25971ST (AST3LGA) LFX25971ST (AST2LGA) LFX25971ST (ASTCLGA) LFX25971ST/02 LFX25971ST01 () LFX25971ST02 () LFX25971ST03 () LFX25971SW (ASWCLGA) LFX25971SW (ASW3LGA) LFX25971SW (ASW2LGA) LFX25971SW01 () LFX25975SB (AWBCLGA) LFX25975SB (AWB1LGA) LFX25975SB/00 LFX25975SB/03 LFX25975SB03 () LFX25975ST (AST1LGA) LFX25975ST (ASTCLGA) LFX25975ST/00 LFX25975ST/03 LFX25975ST03 () LFX25975SW (ASW1LGA) LFX25975SW (ASWCLGA) LFX25975SW/00 LFX25975SW/03 LFX25975SW03 () LFX25976SB () LFX25976SB/00 LFX25976ST/00 LFX25976SW () LFX25976SW/00 LFX25978SB () LFX25978SB/00 LFX25978SW () LFX25978SW/00 LFX25980ST (ASTCLGA) LFX25980ST01 () LFX28977SB LFX28977SB/00 LFX28977ST LFX28977ST/00 LFX28977SW LFX28977SW/00 LFX28978SB LFX28978ST/00 LFX28978SW LFX28978SW/00 LMC25780AL () LMC25780SB () LMC25780SW () LMC25780SW/00 LMX21981ST (AST2LGA) LMX21981ST (ASTCLGA) LMX21981ST (AST3LGA) LMX21981ST (AST4LGA) LMX21981ST (AST1LGA) LMX21984ST () LMX25964SS () LMX25964ST/00 LMX25981SB (AWBCLGA) LMX25981SB (AWB2LGA) LMX25981SB (AWB3LGA) LMX25981SB (AWB1LGA) LMX25981SB (AWB4LGA) LMX25981SB02 () LMX25981ST (AST1LGA) LMX25981ST (ASTCLGA) LMX25981ST (ASTCGSC) LMX25981ST (AST2LGA) LMX25981ST (AST4LGA) LMX25981ST (AST1GSC) LMX25981ST (AST4GSC) LMX25981ST (AST3LGA) LMX25981ST (AST2GSC) LMX25981ST (AST3GSC) LMX25981SW (ASWCLGA) LMX25981SW (ASW3LGA) LMX25981SW (ASW4LGA) LMX25981SW (ASW1LGA) LMX25981SW (ASW2LGA) LMX25981SW02 () LMX25984SB () LMX25984ST/00 LMX25984ST00 () LMX25984SW () LMX25984SW/00 LMX25985SB () LMX25985SB/00 LMX25985SB/01 LMX25985SB01 () LMX25985SB02 () LMX25985ST02 () LMX25985SW () LMX25985SW/00 LMX25985SW/01 LMX25985SW01 () LMX25985SW02 () LMX25988SB () LMX25988SB/00 LMX25988ST LMX25988ST/00 LMX25988SW () LMX25988SW/00 LMX28983ST () LMX28987ST () LMX28988SB () LMX28988ST LMX28988ST/00 LMX28988SW () LMX28994ST () LMX28994ST/00 LRFC21755SB (AWBCLGA) LRFC21755SB LRFC21755ST (ASTCLGA) LRFC21755ST LRFC21755TT (ATICLGA) LRFC21755TT/00 LRFC25750SB (AWBCLGA) LRFC25750SB LRFC25750ST (ASTCLGA) LRFC25750ST LRFC25750SW (ASWCLGA) LRFC25750SW/00 LRFC25750TT (ATICLGA) LRFC25750TT/00 LRFC25750WW (ASWCLGA) LRFC25750WW/00 LRFD21855ST (ASTCLGA) LRFD21855ST LRFD25850SB (AWBCLGA) LRFD25850SB LRFD25850ST (ASTCLGA) LRFD25850ST/00 LRFD25850SW (ASWCLGA) LRFD25850SW/00 LRFD25850TT (ATICLGA) LRFD25850TT/00 LRFD25850WW (ASWCLGA) LRFD25850WW/00

Common Fixes:

• ❌ Refrigerator not cooling properly
• ⚠️ Excess frost or ice buildup in freezer
• Defrost cycle not activating
• Replacement restores consistent cooling and defrost performance

️ Installation Tips:

• Disconnect power before servicing appliance
• Locate defrost thermostat near evaporator coils
• Remove defective thermostat and disconnect wiring
• Install new thermostat securely and reconnect wiring
• Test refrigerator operation to confirm proper defrost cycle

Cool confidently. Restore your refrigerator’s performance with this high-quality OEM-style defrost thermostat replacement.