Description
Efficient and compact, the Honeywell/Resideo AT150B1252 transformer is engineered to step down 277 VAC to 24 VAC, supplying up to 50 VA of reliable power—perfect for hydronic, HVAC controls, and Building Automation System (BAS) applications.
Specifications:
- Application: 24v Controls
- Mount: Foot
- Voltage (Primary): 277V
- Voltage (Secondary): 27.5 V.O.C.
- Hertz: 60, 50
- Temperature Range (F): -20°F – 105°F
- NEMA Rating: None
- VA Rating: 50
- Height: 1-11/16″
- Depth (Inches): 3-5/8″
- Width (Inches): 3-1/2″
- Features: Plastic End Caps
- Wiring: 9″ leadwires, 1/4″ Quick Connects











