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Partner Academy · Deye

Fault F11 / F30

AC MainContactor Fault

Main AC contactor failure

Deye service: AC MainContactor Fault (F11 / F30).

Field checks

  1. Inspect and, if needed, replace the main AC power contactor / relay.

FAQ

What does Deye F11 / F30 mean?
Main AC contactor failure
What should I check for Deye F11 / F30?
  1. Inspect and, if needed, replace the main AC power contactor / relay.
When should I contact Inversol?
After noting the exact code, model, SN, and operating mode, complete the field checks. If the code returns after a clean power cycle, contact Inversol WhatsApp support with a photo of the display.

Partner lookup — not a substitute for the official Deye service manual or live measurements. Firmware maps can differ by model family.

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