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Reginald AndersonAug 1, 2025
How to reset the 'Replace Battery' alarm on a Best Power UPS?
- KKelly PonceAug 1, 2025
If the green LINE LED is on, the yellow WARNING LED is on, and the UPS beeps three times every ten seconds, it means the unit has failed the battery test. Turn the unit off and then on to reset the “Replace Battery” alarm and LEDs.



