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Cross-reference your data plate with part number 100111667 or the legacy number 9005937005 to confirm compatibility with your specific BTU unit
Always verify the rotation of your condenser fan motor before installation to avoid pulling air in the wrong direction
temperature
Never undersize a blower motor as it will lack the torque necessary to maintain static pressure
reducing energy consumption and system strain
Trane RLY2138 Relay 318820-201 Cross-reference your data plate withThe 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.
