Huawei SUN2000 board compatibility: what to check before ordering
M0 and M1 board revisions of Huawei SUN2000-36/50/60KTL are not interchangeable. How a nameplate photo and firmware version eliminate the risk of ordering the wrong board.
The Huawei SUN2000-36KTL/50KTL/60KTL series is one of the most common in Central Asia — and one of the most painful for spare board orders: M0 and M1 revisions look nearly identical but are not interchangeable. One wrong letter and the board will not start with your inverter.
Why revisions differ
Huawei evolved the power stage and control logic across the production run: topology, connector pinout and the control-power inter-board protocol changed. The inverter verifies revision match at startup and faults out on mismatch.
How to identify your revision
- A readable photo of the inverter nameplate: the serial number encodes batch and production date, which maps to the board revision
- Firmware version in the inverter menu (Settings → About)
- If the board is already out: photo of the board marking next to its serial
One nameplate photo sent before ordering removes 100% of the mismatch risk. We confirm compatibility before invoicing.
Ordering checklist
- Readable inverter nameplate photo
- Inverter model and rating (36/50/60 KTL)
- Fault symptom and error code from the log
- Photo of the removed board, if applicable
Send these four items — compatibility confirmation and price within 24 hours. Delivery: air 5–8 days to Tashkent and Almaty, truck 12–18 days, rail 30–45 days.
Need help matching a part?
Send a nameplate photo — exact match within 24 hours.