York S1-7945-3551 Transformer but always verify local jurisdictional

but always verify local jurisdictional standards

Direct OEM Fit: Drop-in replacement for part numbers 0151R00078S and B12825171

Field technicians should verify the microfarad rating and physical dimensions before installation to ensure optimal motor torque and efficiency

or significant pitting

York S1-7945-3551 Transformer but always verify local jurisdictionalThe York S1 7945 3551 Transformer is a critical OEM replacement part designed for precision voltage regulation in York, Coleman, and Evcon HVAC systems. This 120V to 24V step down transformer features a 15VA power rating, providing a stable low voltage current to reach the control board, contactors, and thermostats. Built as a Class 2 transformer, it ensures proper isolation for the secondary circuit, protecting sensitive electronic components from