Part Location Diagram of EBR65640204 LG Refrigerator Compressor Control Board
See part 500H in the diagram
( Grid squares measure 1x1 inch )
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Refrigerator Compressor Control Board EBR65640204

 Fits your LFX25978ST Refrigerator!
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1 Review
$ 210.08
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 Fits your LFX25978ST Refrigerator!
PartSelect Number PS3645704
Manufacturer Part Number EBR65640204
Manufactured by LG
Troubleshooting
This part works with the following products:
Refrigerator, Freezer.
This part works with the following products:
LG, Kenmore.
Part# EBR65640204 replaces these:
AP5604149
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Customer Reviews
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Questions and Answers

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Anthony
November 24, 2017
Refrigerator/freezer not getting cold. I was told that compressor is good, he said that the mother board or the secondary board is bad, would that be correct, if so is this the secondary board? Please respond.
For model number LFX28978ST
PartSelect logo
Hi Anthony, Thank you for the question.I woudl agree the Secondary or Sub board is the issue. The board you need is PartSelect Number PS3533995.Good luck with the repair!

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Doris
August 22, 2019
I need to replace the pcb assembly, main on my LG refrigerator. How can i determine which part# i need. Ps3645704 or ps3645666. The diagram is so poor i am unable to determine.
For model number LFX25978ST
PartSelect logo
Hi Doris, thank you for your question. I have listed the correct main PCB below for you. Good luck with your repair.

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Related Parts:
Scott
January 17, 2024
compressor not getting power. erb65640204 ie, ps3645704 is clicking. says its the compressor board.
For model number LFX25978SB
PartSelect logo
Hi Scott, thank you for reaching out. Based on our research, the issue is most probably with the compressor control board, part number PS3645704. It controls the operation of the compressor. You may need to replace it to fix the issue. We hope this solves your problem!

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Model Cross Reference
This part works with the following models:
PartSelect Number: PS3645704
Manufacturer Part Number: EBR65640204
Brand
Model Number
Description
LG
71032
Refrigerator - LG Refrigerator Model 71032 Parts
LG
71033
Refrigerator - LG Refrigerator Model 71033 Parts
LG
71036
Refrigerator - LG Refrigerator Model 71036 Parts
LG
71039
Refrigerator - LG Refrigerator Model 71039 Parts
LG
71042
Refrigerator - LG Refrigerator Model 71042 Parts
LG
71043
Refrigerator - LG Refrigerator Model 71043 Parts
LG
71049
Refrigerator - LG Refrigerator Model 71049 Parts
LG
71052
Refrigerator - LG Refrigerator Model 71052 Parts
LG
71053
Refrigerator - LG Refrigerator Model 71053 Parts
LG
71054
Refrigerator - LG Refrigerator Model 71054 Parts
LG
71059
Refrigerator - LG Refrigerator Model 71059 Parts
LG
71062
Refrigerator - LG Refrigerator Model 71062 Parts
LG
71063
Refrigerator - LG Refrigerator Model 71063 Parts
LG
71069
Refrigerator - LG Refrigerator Model 71069 Parts
LG
71072
Refrigerator - LG Refrigerator Model 71072 Parts
LG
71073
Refrigerator - LG Refrigerator Model 71073 Parts
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71079
Refrigerator - LG Refrigerator Model 71079 Parts
Kenmore
79571032110
Freezer
Kenmore
79571033110
Freezer
Kenmore
79571036110
Freezer
Kenmore
79571039110
Freezer
Kenmore
79571042012
Freezer
Kenmore
79571043012
Freezer
Kenmore
79571049012
Freezer
Kenmore
79571052011
Freezer
Kenmore
79571053011
Freezer
Kenmore
79571054011
Freezer
Kenmore
79571056011
Freezer
Kenmore
79571059011
Freezer
Kenmore
79571062011
Refrigerator - Kenmore Refrigerator Model 795.71062011 (79571062011, 795 71062011) Parts
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