Carrier HT680054 Transformer This is a 40VA-rated transformer

This is a 40VA-rated transformer

Rugged SPST Design: Provides reliable electrical continuity in the safety loop

or capacitance readings outside the +/- 5% or 10% tolerance range during testing with a multimeter

Technicians typically look for chattering contacts

particularly the rubber bushings

Carrier HT680054 Transformer This is a 40VA-rated transformerThe Carrier HT680054 Transformer is an essential OEM component designed for high reliability voltage step down in residential and light commercial HVAC systems. This 40VA control transformer efficiently converts a 120V primary voltage to a stable 24V secondary output, providing the necessary Class 2 power for integrated furnace control boards, 24V contactor coils, and electronic thermostats. Built to meet rigorous factory specifications, the HT680054