AD 56396197 100K Ohm Potentiometer for Nilfisk-Advance Scrubbers. Floor scrubber speed control. 100K Ohm. Fits Nilfisk-Advance floor scrubbers including ConvertaMAX 28, ConvertaMAX 34, CMAX 28ST, CMAX 34ST, IMAX 28, IMAX 34HD, Convertamatic Series, SC1500, Warrior Series, Warrior ST Series, Warrior AXP Series, Nilfisk BA 625, Nilfisk BA 725, Nilfisk BA 725C, Nilfisk BA 756, Nilfisk BA 825, Nilfisk BA 750, Nilfisk BA 750ST, Nilfisk BA 850, Nilfisk BA 856, Nilfisk BA 850ST, Nilfisk SC750 Series and Nilfisk SC800 Series and many others. Please check your parts book for the correct potentiometer and application. Mounts inside of the paddle (handle) assembly on most walk behind scrubbers. Includes mounting nut. One 5K potentiometer required per unit. Some units, such as the Convertamatic Series, require two speed controllers (one 5k, AD 56397092, and one 100k, AD 56396197). Priced Each. Replaces Nilfisk-Advance 56396197. Our Part Number AD 56396197.