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calibrated specifically for a setpoint range of 95-140F
This cover is primarily designed for T-4756 and T-4054 dual-temperature
Direct Replacement: Designed as the drop-in substitute for the discontinued 4004/53 thermometer models
Efficiency Restoration: Eliminates bypass leakage and restores the integrity of the valve
Trane TRR1827 Transformer Els PW 17895 calibrated specifically for a setpointThe Trane TRR1827 Transformer is a critical OEM Choke Line Transformer (also referred to as a bell transformer) engineered specifically for high performance HVAC voltage regulation. Unlike standard step down transformers, this choke line transformer is designed with high inductive reactance to limit inrush current during the initial equipment startup phase. This electrical dampening effect protects sensitive control boards and high value components