TN 10914 36V Vacuum Motor for Tennant 465, 480 Walk Behind Floor Scrubbers. Powerful 36V DC, 3-Stage, dual ball bearing Ametek vacuum fan motor. 5.7" diameter, by-pass design. 17.55 Amps. Fits many Tennant models including 465, 1465, 480, 1480 walk behind autoscrubbers One vacuum motor required in most models. Dealer List Price is $298.30!! Save more than $125.00. Priced Each. Replaces Tennant 10914. Our Part Number TN 10914