Circuit boards, controllers, capacitors, chargers — the brains and the muscle of the machine's electrical system. Each one is doing precision work at specific voltages and specific timing, and each one is a single point of failure for major functions. When one goes, the machine doesn't limp; it stops.
This is the genuine Nilfisk Advance OEM CIRCUIT BOARD, WESSEL POWER NO, part number L01720601, brand new in the box. Genuine OEM electrical components have the right thermal ratings, the right protection circuits, and the right firmware for the machine they're going into.
Don't gamble here. The savings on a cheaper part are wiped out by one warranty claim.
Not sure this is the right part for your machine? Send us the model and serial and we'll confirm.