Resideo - Honeywell Home AT88A1005 Transformer

AT88A1005 Transformer delivers reliable 24V control power for residential combustion systems. This transformer converts a 120V AC input to a stable 24V AC output, ideal for Honeywell Home controls and other 24V applications. It operates at 50/60 Hz with a robust 75 VA power rating to support multiple control circuits.

Designed for compact installs, it features a mounting foot and a compact footprint: 2-3/16 in W x 3-5/16 in D x 2-15/16 in H. Temperature rise ranges from -20 to 105 degrees Fahrenheit, ensuring dependable performance in typical home environments. The unit provides a 24V AC secondary to feed residential control circuits, including thermostats and safety interlocks.

Safety and compliance are ensured with UL and CSA approvals, and the transformer includes a fuse for added circuit protection in everyday residential use.

• Primary Voltage: 120 VAC
• Secondary Voltage: 24 VAC
• Frequency: 50/60 Hz
• Power Rating: 75 VA
• Temperature Rise: -20 to 105°F
• Dimensions: 2-3/16 in W × 3-5/16 in D × 2-15/16 in H
• Mounting: Mounting foot
• Application: Residential combustion control system
• Approvals: UL, CSA
• Includes Fuse