Description
The Trane RLY1040 is a genuine 24 V SPDT (single pole, double throw) relay designed to provide dependable electrical switching in Trane and American Standard HVAC systems. This essential control relay acts as an intermediary between low voltage thermostat/control signals and high current system components, helping ensure smooth activation of fans, burners, and other electrical loads within your heating and cooling equipment.
Key Features
- Official OEM Part: Built to Trane’s exact factory specifications for a perfect fit and long lasting service in compatible HVAC units.
- 24 V Coil Voltage: Designed for standard HVAC low voltage control circuits, making it compatible with most thermostat and control board outputs.
- SPDT Configuration: Single pole, double throw contact setup allows one input to switch between two outputs — ideal for controlling different HVAC functions with one relay.
- Reliable Switching: Helps activate and deactivate fans, motors, valves, and other components based on control signals, supporting proper system operation.
- Durable & Compact: Rugged construction fits easily into control panels and stands up to regular HVAC operating conditions.







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