Description
The Resideo AT150F1030/U is a reliable 50 VA general-purpose transformer designed to step down high-voltage power (208/277/480 VAC) to a safe 24 VAC output for HVAC control systems and low-voltage applications. Built for versatility, this multi-tap transformer is ideal for powering thermostats, relays, sensors, and other control circuits.
Engineered with contractor convenience in mind, the AT150F1030 features color-coded 9-inch lead wires for easy installation and a manual reset circuit breaker to protect against overload conditions. Its compact design and multiple mounting options, including plate, panel, foot, or conduit mounting—make it a flexible solution for a wide range of HVAC and control applications.
Designed to meet UL 1585 and NEC Class 2 standards, this transformer delivers dependable performance in both residential and light commercial systems.
Features:
- 50 VA power rating for dependable low-voltage output
- Multi-tap primary (208/277/480 VAC) for flexible installation
- 24 VAC secondary output for HVAC controls and accessories
- Built-in manual reset circuit breaker for overload protection
- 9-inch color-coded lead wires for quick, straightforward wiring
- Multiple mounting options: plate, panel, foot, or conduit
- Compact design with durable metal end bells
- Meets UL 1585 and NEC Class 2 requirements for safety compliance
- Ideal for powering thermostats, relays, sensors, and control circuits











