71R1904 Red Dot Relay 24V 20/15 Amp (5-Terminal)

The Red Dot 71R1904 Relay is a 24-volt, 5-terminal relay designed for dependable switching in heavy-duty HVAC and vehicle electrical systems. With a 20 amp (open) / 15 amp (closed) contact rating, this relay is well suited for control circuits and moderate-load electrical applications where durability and vibration resistance matter.

It features standard 1/4″ male blade terminals, allowing easy integration with common wiring harnesses. The compact, square case design helps simplify installation in relay panels, control boxes, and HVAC electrical circuits where space is limited.

• Part Type: Relay

• Red Dot Part No.: 71R1904

• Red Dot Factory Part No.: RD-5-6693-0P

• Voltage Rating: 24V

• Current Rating: 20/15 Amp

• Contact Rating: Open 20A / Closed 15A @ 24V

• Pole: N/A (as provided)

• Terminal Count: 5

• Terminal Type: 1/4″ Male Blade

• Terminal / Harness: 5-Terminal

Dimensions

• Base Length (A): 1-13/32″

• Base Width (B): 1-13/32″

• Overall Length (C): 2-5/8″

• Blade Length (D): 1/2″

Features & Benefits

• Designed for reliable switching in 24V systems

• 20A open / 15A closed rating for control and HVAC circuits

• Standard blade terminals for easy harness compatibility

• Compact footprint for tight relay panels and control boxes

• Built for heavy-duty vehicle and HVAC environments

Cross Reference Numbers

Texas Truck A/C: 850-7759
AirSource / MEI: 1262
Alliance: ABP N83 320155, ABP N83 320160
Altair: 896H-1CH-D1SW-12VDC
CoolStar / MEI: 940-1320
NDNS: ABPN83320155, ABPN83320160
Omega: 30-13411
PACCAR: VF-65H11-24V, VF4-65H11-24V
Primatech: PTAC1262
Red Dot (Aftermarket): 71R1904
Red Dot (Factory): RD-5-6693-0
Truck Air / MEI: 14550
TruckAC+: T5307
TTA/C: 13-4508

Interchange Numbers

11-3006, 1262, 1539981, 1911505661, 232-8412, 4379-RD566930, 4379-RD566930P, 486-2452, 71R1904, 850-7759, 940-1320, ABP N83 320155, ABP N83 320160, E-807531, EM0059, RDHRD566930P, RDT566930P, RDT71R1904, SWI5820