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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
the actual temperature-sensing bimetal and setpoint dial are components of the thermostat body itself
This model features the circuit breaker on the secondary output side to protect the sensitive control components from downstream electrical faults
reducing diagnostic errors
Common Questions: What causes a White-Rodgers 3L09-18 to trip
Built with a round run capacitor form factor and housed in a durable aluminum casing
York S1-2940A3541 Transformer Els PW 17895 the actual temperature-sensing bimetal andThe York S1 2940A3541 Transformer is a critical component for maintaining consistent 24V control voltage across residential and light commercial HVAC systems. This 120V primary 24V secondary step down transformer is engineered to handle a 40VA power rating, providing sufficient overhead for contactors, boards, and thermostats within the control circuit. As a direct OEM York furnace transformer replacement, it ensures the internal impedance and thermal