Error codes › DC-DC Chargers (Alternator → House Battery) › Renogy DCC50S/DCC30S › Service battery LED red (solid)
Renogy DCC50S/DCC30S error code Service battery LED red (solid)
Battery UNDERVOLTAGE - the service battery is low. The indicator turns red at the 12.0V under-voltage warning and recovers to yellow at 12.2V.
What to check, and in what order, is in the app. The flow Renogy DCC50S/DCC30S DC-DC charger - LED status lookup walks this code step by step with the pass/fail measurements, wiring schematics and procedures that go with it, and it works offline in the bay.
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- Renogy DCC50S 12V 50A Dual Input DC-DC On-Board Battery Charger with MPPT - Operation Manual
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