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Battery not suitable (XXX)

Battery not suitable (XXX) - Rated capacity too low

Stihl · Power Tools

What does Battery not suitable (XXX) mean?

The battery being used is not suitable for the machine, typically because its rated capacity is too low. This will prevent proper operation.

Common Causes

  • Using a battery with insufficient power output
  • Incompatible battery model for the tool

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Use only batteries recommended for the specific cordless machine.

  2. 2

    Check the battery's specifications to ensure it meets the tool's power requirements.

  3. 3

    If the battery is old, its capacity may have degraded, requiring replacement.

  4. 4

    Ensure the battery is fully charged.

Browse all codes in this manual (35)
Verified technical data. Last updated: April 2026

Related Faults

1 glowing red LED1 glowing red LED - Battery too hot or too cold1 glowing red light1 glowing red light — Battery too hot or too cold3 flashing red LED (AK Series)3 flashing red LED - Internal electronic issue (AK Series)
Source: Stihl Power Tools
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