Resideo - Honeywell Home AT150B1237 General Purpose Transformer

General Purpose Transformer from Resideo - Honeywell Home AT150B1237 delivers reliable 24V AC control for heating and cooling systems. This 50 VA transformer accepts 120/208/240 VAC input and provides a steady 24 VAC secondary, making it ideal for HVAC control modules and thermostats. The compact unit measures 3-1/2 in W x 1-3/4 in D x 1-11/16 in H and includes a mounting foot and plastic end cap for quick, secure installation in control panels.

Designed for durability and safety, this UL and CSA approved transformer meets strict standards while delivering steady performance in demanding environments. Use it to power relays, controllers, or zone valves in residential or light commercial heating and cooling systems.

• Primary voltage: 120/208/240 VAC
• Secondary voltage: 24 VAC
• Power rating: 50 VA
• Frequency: 60 Hz
• Temperature rise: -20 to 105 °F
• Dimensions: 3-1/2" W x 1-3/4" D x 1-11/16" H
• Mounting: mounting foot; includes plastic end cap
• Applications: heating/cooling control system
• Certifications: UL, CSA approved