71R2305 Red Dot Rotary Thermostat with 73 in. Capillary (Variable Control)

The Red Dot 71R2305 Rotary Thermostat is a variable, adjustable mechanical thermostat designed for precise temperature control in mobile HVAC and heavy-duty equipment applications. It features an extended 73-inch capillary tube, making it ideal for installations that require long sensor reach or remote evaporator placement.

This thermostat operates within a 35°F to 44°F temperature range and includes a 5°F clutch cycle differential, helping maintain stable system cycling while reducing compressor short cycling. The rotary adjustment knob allows smooth, reliable setpoint control across a wide range of fleet, off-highway, and industrial HVAC systems.

• Part Type: Thermostat (Rotary Variable / Adjustable)

• Red Dot Part No.: 71R2305

• Red Dot Factory / Catalog No.: RD-5-11029-0P

• OEM Number: 9533N424

• Control Type: Rotary

• Type: Variable

• Capillary Length: 73″

• Temperature Range: 35°F – 44°F

• Clutch Cycle Range: 5°F

Features & Benefits

• Variable rotary control for precise temperature adjustment

• Extra-long 73″ capillary supports remote sensor mounting

• Narrow operating range for consistent evaporator control

• 5°F clutch cycle helps prevent rapid cycling

• Rugged mechanical design for mobile and heavy-duty HVAC systems

Cross Reference Numbers

Texas Truck A/C: 850-9233
AirSource / MEI: 1337
Alliance: ABP N83 323038, ABP N83 323068, ABP N83 323238
Bergstrom: 650653
Case IH: R52618
Climatech: BD1435
CoolCab: 901264
CoolStar / MEI: 932-1224
Euclid: E-807005
Four Seasons: 35859
John Deere: AR53324
Kysor: 2311001 (Old: 404442)
Motivair: 1-1049
Murray: 207504
NDNS: ABPN83323038, ABPN83323068, ABPN83323238
Omega: 32-10918
Primatech: PTAC1337
Red Dot (Aftermarket): 71R2305, 71R2400
Red Dot (Factory): RD-5-11029-0P, RD-4125-66
Roadforce: RF2146506382
Truck Air / MEI: 24412, 31717
TruckAC+: T6726
TTA/C: 13-4405
Volvo: 176274
Western Star: 30-2750267

Interchange Numbers

1337, 176274, 2311001, 247-3593, 30-2750267, 4379-RD5110290P, 4379-RD5110290P, 650653, 71R2305, 9533N424, ABP N83 323068, ABP N83 323238, ABP N83 323238, AR53324, BD14350, R52618, RDHRD5110290P, RDT71R2305, RDT71R2305, SWI4524