Hardware Error — Internal hardware error

What does 27, 153 mean?

A general internal hardware component within the inverter has failed. This requires professional diagnosis.

• Failure of an internal component
• Manufacturing defect
• Damage due to external factors (e.g., power surge)

Click steps to track your progress.

1. 1

   Safely power cycle your inverter: Turn off both the AC (alternating current) and DC (direct current) disconnect switches, wait 5 minutes, then turn them back on.

2. 2

   Check your home's main electrical panel for any tripped circuit breakers related to your solar system. If you find any, flip them completely off, then back on.

3. 3

   Inspect all visible cables connected to your inverter, ensuring they are securely plugged in and show no signs of damage.

4. 4

   Open your SolarEdge monitoring app or portal to see if there are any additional messages or system status updates.

5. 5

   If the 'Hardware Error' persists after these steps, it indicates an internal issue requiring professional attention. Please contact your certified SolarEdge installer or a qualified electrician.