Sigenergy
3001

Software Version Mismatch

Mismatched versions of subcomponents in the all-in-one system. ID1=Software/hardware mismatch, ID2=Protocol version mismatch.

Common causes
Incomplete firmware upgradeIncompatible firmware versions across subcomponents
What to check
STEP 1
Upgrade again via APP
Escalate if
Fault persists after re-upgrade — submit fault feedback via APP > Service > Troubleshooting
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More Sigenergy fault codes

1001
Software Version Mismatch
1002
Low Insulation Resistance
1003
Over-Temperature
1004
Equipment Fault
1005
System Grounding Fault
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