What does it mean when the battery fault LED is on and Eaton 9PX 5000 beeps continuously?
- MMarcus ShermanAug 23, 2025
This indicates that the battery test failed due to bad or disconnected batteries, or the battery minimum voltage has been reached in ABM cycling mode. Verify that all batteries are properly connected. Start a new battery test; if the condition persists, contact your service representative.







