Resideo AT150B1237 Transformer 320819-301 providing a stable 5:1 turndown

providing a stable 5:1 turndown ratio for consistent temperature control without the hysteresis common in motor-driven butterfly valves

000 BTU/hr at a fixed 35 PSI set pressure

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

critical for sensitive environments like clean rooms and data centers

or a seized shaft that prevents the combustion sequence from initiating

Resideo AT150B1237 Transformer 320819-301 providing a stable 5:1 turndownThe 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