Trane RLY3346 Power Relay 318518-761 low-resistance contact point for field

low-resistance contact point for field wiring

Ensure the lead is routed away from the main burner heat

Designed for low-pressure reliability

For contractors performing a furnace pilot replacement or seasonal tune-up

Direct Fit: Factory Authorized Parts ensure exact compatibility with Carrier blowers

Trane RLY3346 Power Relay 318518-761 low-resistance contact point for fieldThe Trane RLY3346 is a heavy duty 24V 50A DPST N O Power Relay designed for high amperage switching in residential and light commercial HVAC systems. This OEM Trane replacement relay is the direct service match for legacy part numbers CTR0503 and CTR00503, ensuring precise mechanical fit and electrical compatibility without the need for field modifications. Engineered as a double pole single throw component, it simultaneously manages both legs of a