Staff Answer
Sep 27, 2026 - 11:06 AM
For the N621, the board depends on the serial number on the decal inside the fridge. Below 9126825, it's the 637779 kit. Above that, it's the 628661 power board (plus the 628974 optical if needed). Send us the serial and we'll confirm.
If you have any questions, just reach out at info@rvfridgeguys.com or call us at 800-712-8822. You can find everything we carry at www.rvfridgeguys.com.
