I have the NTN8831A tri-chemistry charger base that I bought used. The power supply that came with it is the older 2504548T05 unit. Can anyone tell me why that power supply has been superseded by EPNN5751? Was there a problem with the older 2504548T05 unit? Thanks.
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NTN8831A tri-chem charger question
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NTN8831A tri-chem charger question
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