Description
Variable Fan Resistor – 12V for Caterpillar & John Deere 125-9740
Variable Fan Resistor – 12V for Caterpillar, John Deere replaces OEM numbers AT221271, 125-9740. 4 Terminals – 2.36 Ohm Black Wrapped Ceramic. Built for reliable replacement performance, this part is a strong option for restoring proper cab comfort and equipment function.
Fits Caterpillar Excavator: 312B, 312BL, 315B L, 320B, 320BL, 322B, 322BL, 322BLN, 325B, 325BL and more – Replaces OEM Number 125-9740
Fits Caterpillar Grapple Skidder: 525C, 535C, 545C – Replaces OEM Number 125-9740
Fits Caterpillar Motor Grader: 120M, 12M, 140M, 140M2, 140M3, 14L, 14M, 160M, 16M, 18M3 and more – Replaces OEM Number 125-9740
Fits Caterpillar Motor Scraper: 621G, 621K, 623G, 623K, 627G, 627H, 627K, 631G, 637G – Replaces OEM Number 125-9740
Fits Caterpillar Tool Carrier: IT62G, IT62H – Replaces OEM Number 125-9740
Fits Caterpillar Track Dozer: D10R, D10T, D11R, D11T, D5R, D6N, D6R II, D7R II, D8R II, D8T and more – Replaces OEM Number 125-9740
Please verify the OEM reference number and equipment fitment before ordering.









