Red Dot 71R4501 Trinary Pressure Switch Harness with 4-Wire Molded Boot

The Red Dot 71R4501 trinary pressure switch harness is designed to provide a secure, durable electrical connection for trinary pressure switches used in mobile HVAC systems. It features a molded 4-wire boot that helps eliminate terminal corrosion and wire breakage, improving long-term reliability in harsh operating environments.

This harness includes 28-inch lead wires, offering installation flexibility while maintaining a clean, protected connection. It is commonly used across heavy-duty truck and off-highway HVAC applications where dependable pressure switch wiring is critical.

Use the specifications and interchange numbers below to confirm compatibility before ordering.

Product Specifications

• Part Type: Trinary Pressure Switch Harness

• Red Dot Part No.: 71R4501

• Red Dot Factory Part No.: RD-5-12150-0P

• Connector Type: Molded trinary boot

• Wiring: 4-wire connection

• Lead Wire Length: 28″

• Function: Provides sealed electrical connection to trinary pressure switch

• Benefit: Reduces corrosion and terminal fatigue

Cross Reference Numbers

• Texas Truck AC: 850-9501

• AirSource (MEI): 1525

• Alliance: ABP N83 318129, ABP N83 318131

• Bergstrom: 651106

• Climatech: FA1060

• CoolCab: 901223

• CoolStar (MEI): 946-1002

• Euclid Industries: E-807250

• Fleetrite: ZGG16666

• Four Seasons: 35900

• Kysor: 2299100

• Kysor (Old): 404431

• Mack: 4379-RD5121500, 4379-RD546210

• Motivair: 24108

• Murray: 207096

• NDNS: ABPN83318129, ABPN83318131

• Primatech: PTAC1525

• RoadForce: RF3996511385

• TRP / Climatech: FA13700

• Truck Air (MEI): 44891

• TruckAC+: T6748

• TTA/C: 15-6000

• Volvo: 61512-0005, 61522-0007

• Western Star: 61522-3407

• Red Dot (Aftermarket): 71R4500, 71R4501

• Red Dot (Factory): RD-5-12150-0P

Interchange Numbers

1525, 2299100, 4379-RD5121500, 4379-RD5121500P, 71R4501, 850-9501, ABP N83 318131, FA13700, RDHRD5121500P, RDT71R4501, RDTRD5121500P, ZGG16666