71R0450 Red Dot Mack Blower Motor Switch – 5 Terminal, Lever, Off–On–On–On

The Red Dot 71R0450 (RD-5-4694-1P) Blower Motor Switch is engineered for dependable multi-speed blower control in mobile HVAC applications. Featuring a lever-style actuator and five terminals, this switch supports Off–On–On–On functionality, making it ideal for controlling multiple blower speed circuits. Commonly used in Mack, Kenworth, Peterbilt, Volvo, and other heavy-duty platforms, this switch is a proven OEM and aftermarket replacement. Its robust construction and standardized mounting dimensions make it well suited for dash panels and HVAC control modules in demanding operating environments. Product Specifications Red Dot Part No.: 71R0450 Red Dot Factory Part No.: RD-5-4694-1P Description: Blower Motor Switch Switch Style: Lever Type: SPST Function: Off – On – On – On Number of Terminals: 5 Application: Multi-speed blower motor control Dimensions Base Length: 1 1/2″ Base Width: 1″ Flange to Blade End: 1 1/4″ Flange to Bezel Shaft Top: 1 3/4″ Thread / Keyway: Lever style Cross Reference Numbers Texas Truck AC: 850-7143 AirSource / MEI: 1050 Alliance: ABP N83 322005, ABP N83 323008, ABP N83 323178 Bergstrom: 650438, 650657 Climatech / TRP: BA12050 CoolCab: 901002, 901009, 901241 CoolStar / MEI: 900-1046 Euclid: E-807100 Fleetrite: ZGG16523 Ford: E0TZ-18578A Four Seasons: 35716 Kysor: 2199008 (Old: 223177) Mack: 4379-RD546940, 4379-RD546941 Motivair: 1-1019, 24838, 44578, 44584 PACCAR: 221503KB, 322005BSM Primatech: PTAC1050 Truck Air / MEI: 12359 TruckAC : T2432 TTA/C: 10-1009 Volvo: 176262, 3949289 Western Star: 60390-4407 Red Dot – Aftermarket: 71R0450 Red Dot – Factory: RD-5-4694-1P Additional Interchange Numbers:1-4517, 1-6523, 1050, 1316538, 176262, 207603, 2199008, 223177, 232-8356, 322000BSM, 3916191, 3949289, 4379-RD546941P, 650438, 71R0450, 850-7143, 925530, RDHRD546941P, RDT71R0450, SWI1046