This 2 zone switching relay by Taco (SKU: SR502-4) is a high-quality unit designed to control and regulate HVAC and refrigeration systems. With a voltage of 120 V and a corded electric power source, it is ideal for use in both commercial and residential settings. The unit is brand new and open box, making it a great choice for anyone in need of a reliable and efficient zone control panel.

The SR502-4 model is manufactured in Canada and comes with one unit in the package. Whether you're looking to upgrade your current HVAC system or install a new one, this Taco switching relay is an excellent choice that will provide you with superior performance and longevity. No box