Resideo AT150B1260/B Transformer 340155-7026 Always ensure your expansion valve

Always ensure your expansion valve (TXV) or orifice matches the refrigerant used in your condenser

Common Questions Is the 511-044-287 compatible with Propane (LP)

Can this be used on 240V systems

Optimized for 460V Systems: Designed for efficiency in 3-phase commercial electrical grids

Improved Combustion Efficiency: Engineered to optimize the air-to-gas ratio

Resideo AT150B1260/B Transformer 340155-7026 Always ensure your expansion valveThe Resideo AT150B1260 B Transformer is a heavy duty 50VA HVAC transformer engineered for reliable 120V to 24V step down applications. This foot mounted transformer is built to handle the rigorous demands of 24Vac control circuits in both residential and commercial hardware. Featuring a 120V primary input and a 24V secondary output, it is an essential component for powering HVAC zone valves, multi stage thermostats, and complex relay logic. The