a tripped breaker

Common Contractor Questions: Does this harness support both 24VAC and 12/24VDC systems

Robust Construction: Housed within a protective box to safeguard sensitive SPDT switch components from debris and mechanical damage

Engineered for outdoor air mount applications

Durable Construction: The 180-degree channel head orientation resists soot buildup and optimizes thermal transfer

Functional Devices PSH100A Power Supply Els PW 17895 a tripped breakerThe Functional Devices PSH100A is a robust 100VA enclosed power supply engineered for demanding building automation and HVAC control applications. Designed to step down 120 VAC to 24 VAC, this Class 2 transformer provides consistent power for controllers, actuators, and sensors requiring precise voltage stability. Housed in a NEMA 1 rated metal enclosure, the PSH100A features a built in circuit breaker that eliminates the need for external fuse