Resideo AT150B1237 Transformer 320819-301 the aluminum type wheel handle

the aluminum type wheel handle provides precise control and long-term durability in high-heat environments

critical for sensitive environments like clean rooms and data centers

this totally enclosed air over (TEAO) unit operates at a multi-horsepower rating of 1/4-1/8 HP

a specifically rated suction line drier should be utilized to prevent excessive pressure drops

connected commercial thermostat specifically engineered for RTU and AHU applications

Resideo AT150B1237 Transformer 320819-301 the aluminum type wheel handleThe Resideo AT150B1237 Transformer is a heavy duty 50VA step down transformer designed for reliable power distribution in commercial and residential HVACR control systems. Engineered for versatility, this multi tap transformer supports 120V, 208V, and 240V primary inputs, providing a consistent 27V secondary output. This wide input range makes it an essential stock item for technicians servicing various line voltage environments. As the direct