The LG EAC42053702 Sound Bar Speaker Carbon Zi Primary Cell Battery is the correct replacement for the following model numbers.
Carbon Zi Primary Cell Battery
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51733
51733
51737
51737
51832
51832
51833
51833
51839
51839
51853
51853
51857
51857
51862
51862
51863
51863
51867
51867
51869
51869
TCA38151706
51862-refrigerator-compressor
TCA38151706