Trane RLY2138 Relay 320788-702 this ECM-compatible control board monitors

this ECM-compatible control board monitors vital operating parameters—including temperature

allowing technicians to verify sensor accuracy and relay operation instantly

Standard technician tools are usually sufficient

including the G40UH and G50 series

Trane RLY2138 Relay 320788-702 this ECM-compatible control board monitorsThe Trane RLY2138 Relay is an essential OEM industrial grade component for precise 24V HVAC control. This robust 1NO 1NC relay (normally open normally closed) is engineered for switching high current loads in Trane air handlers, furnaces, and light commercial packaged units. Featuring high conductivity silver cadmium oxide contacts, the RLY2138 is rated for up to 25A at 277 VAC, providing reliable SPST performance with a 7FLA 42LRA inductive rating.