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Continuous light PWR-INV (green)

LED: PWR-INV (green) Continuous light — Inverter has power

NIBE · S2125 Air/Water Heat Pump

What does Continuous light PWR-INV (green) mean?

The green PWR-INV LED is continuously lit, which is the normal indication that the inverter is receiving power.

Common Causes

  • Normal operating condition.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    No action needed for this LED state, it indicates normal power supply to the inverter.

  2. 2

    If other problems are occurring (e.g., communication faults with the inverter), investigate other LED states or display alarms.

Browse all codes in this manual (55)
Verified technical data. Last updated: April 2026

Related Faults

Communication fault to Inverter 254Alarm 254 (or 264, 203) Communication fault to Inverter — Inverter unpowered or brokenCompressor speed too low 354Alarm 354 (or 503, 186) Compressor speed too low — Inverter safety function reduces compressor speedContinuous light CPULED: CPU Continuous light — CPU is not running correctly
Source: NIBE S2125 Air/Water Heat Pump
Open Manual (Page 32)Search more codes in this manual