Honeywell AT72D1683 Transformer, 40 VA, 26.5 V Secondary, Clamp Mounting

The Honeywell AT72D1683 24V control circuit step-down transformer is designed to reliably power 24V control systems, making it ideal for use with thermostats, gas valves, and relays. This Honeywell transformer features a 120V input voltage and is compatible with a range of devices, providing dependable performance for residential and commercial HVAC applications. The transformer can be foot-mounted, plate-mounted on 4 in x 4 in, 4 in octagon, or 2 in x 4 in electrical boxes, or clamp-mounted via a junction box knockout, offering flexible installation options. With override protection and energy-limiting features, this Honeywell 24 volt transformer meets NEMA standard DC20-1992 and is marked with a NEMA type D enclosure for added safety. The durable metal construction ensures long-lasting use, and the included thermostat accessory makes setup straightforward. This step-down transformer is a trusted choice for those seeking a reliable Honeywell class 2 transformer for their control systems, supporting efficient and safe operation of compatible devices.