Firmware - Sun2000-6ktl-m1

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As of early 2026, the primary firmware series for the M1 inverter range (3KTL to 10KTL) is the branch. sun2000-6ktl-m1 firmware

Updating your Huawei SUN2000-6KTL-M1 firmware is the best way to ensure your solar system remains efficient, secure, and compatible with the latest energy storage solutions like the LUNA2000 battery. 📥 Current Firmware Versions Tap the three dots (⋮) and select