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hallmichaelAug 9, 2025
What to do if my Phasak PH 9220 shows fault code 43 and the alarm is sounding?
- DDonald MurphyAug 10, 2025
If your Phasak UPS displays fault code 43, it means the UPS shut down automatically due to an overload at the output. Remove some of the connected devices from the UPS output and then restart the UPS.