Description
The Honeywell AT40A1139 is a reliable, purpose-built control circuit transformer designed for HVAC and commercial building control applications. Featuring a 240V primary and a 26.5V secondary output at 40VA, this transformer delivers stable, consistent power to low-voltage control circuits, thermostats, and zone control systems.
Key Features
- 240V primary voltage for compatibility with standard commercial power supplies
- 26.5V secondary output voltage for low-voltage control circuit applications
- 40VA power rating provides ample capacity for HVAC control loads
- Channel frame mounting for secure, versatile installation in control panels and equipment cabinets
- NEMA Type D enclosure classification for reliable performance in demanding environments
- 9-inch lead wires for flexible wiring connections during installation
Applications
- HVAC control circuit power supply
- Thermostat and zone control panel power
- Commercial building automation systems
- Low-voltage control transformer replacement
Specifications
- SKU: AT40A1139
- Brand: Honeywell
- Primary Voltage: 240V
- Secondary Voltage: 26.5V
- VA Rating: 40VA
- Mounting Type: Channel Frame
- Enclosure Type: NEMA Type D
- Lead Wire Length: 9 inches
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