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temperature
the open air over (OAO) enclosure utilizes the airstream for thermal management
For best performance
this component is frequently used across Lennox International brands
reducing energy consumption and system strain
Trane RLY2138 Relay 318820-201 temperatureThe 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.
