ABPN83322425 A/C BLOWER SWITCH FOR FREIGHTLINER APPLICATION

Cross References Brand / Manufacturer Part Number Alliance Truck Parts (Main Product) ABPN83322425 (ABP N83 322425, ABP-N83-322425) Freightliner (OEM) A05-31621-000, F3DZ 18519 A Komatsu XA4479 Mack 4379-RD587710 MEI / AirSource 6947 Peterbilt / PACCAR 806-0146-000SP, 25-2069-10-0102-2Z Red Dot (Base Manufacturer) 71R1175, RD-5-8771-0P Volvo RDHRD587710P Technical Specifications Feature Details / Value Product Type Rotary HVAC Blower Speed Switch Operating Voltage 12V DC Amperage Rating 25 Amps (25A) Switch Positions / Functions 5 Positions (Off - Low - Med 1 - Med 2 - High) Terminal Count & Type 6 Male Spade Terminals (1/4" Size) Mounting Thread Size 3/8-24 in. Base Dimensions 1.75 inches x 1.38 inches Shaft Height 1.25 inches (Measured from flange) Overall Height 2.41 inches Product Department HVAC Systems / Climate Control / Electrical Switches Applications & Compatibility Guide Category Usage & Universal Compliance Guidelines Recommended Use • Designed as a direct heavy-duty replacement switch for climate control panels in commercial semi-trucks, agricultural equipment, and heavy machinery requiring a 12V, 5-position rotary HVAC control. Universal Compatibility • Highly versatile design acts as an exact OE replacement for various dashboard blower control modules utilized by: - Freightliner, Mack, Peterbilt, Volvo, and Komatsu heavy-duty equipment platforms. Purpose & Function • Acts as the primary electrical interface allowing operators to manually control and cycle through blower motor fan speeds. • Ensures precise regulation of air volume pushed through the heater core and AC evaporator, maintaining optimal cabin temperature and adequate windshield defrosting during over-the-road operations.