and MP-4130

The Trane TRR1729 Transformer is a critical OEM HVAC replacement part engineered to provide stable 24V control power for residential and commercial heating systems

Cleveland Controls PS-306-001 Pressure Switch

27" WC setpoint and SPDT configuration

Trane MOD2554 Module 318172-701 and MP-4130The Trane MOD2554 is a mission critical Remote Test and Operating Module (RTOM) designed for seamless integration with ReliaTel microprocessor controls. Engineered for field installation in Trane and American Standard rooftop units, this OEM control module provides the necessary hardware interface for advanced diagnostic testing and system expansion. Operating on a standard 24V HVAC control circuit (60 Hz), the MOD2554 functions as a central