0 TR rating makes it a go-to HVAC replacement part for diverse tonnage requirements

This genuine motor module ensures that your system maintains its factory-specified HVAC energy efficiency and static pressure performance without the risks associated with generic alternatives

effectively preventing heat exchanger damage and ensuring safe operational cycles

The unit comes standard with an 8-13 psi internal spring and a 5 psi span spring

ensuring maximum flexibility for damper linkages

Robertshaw 720-403 Valve 328140-751 0 TR rating makes itThe Robertshaw 720 403 is a versatile slow opening gas valve engineered for precision fuel control in residential and light commercial heating applications. This dual voltage gas valve operates on both 24V AC and 750mV systems, making it a critical stock item for technicians servicing standing pilot furnace units or millivolt boilers. With a 1 2" NPT inlet and 3 4" NPT outlet, the 720 403 offers a high capacity flow rate of up to 150,000 BTU, while