The 163400 controller switches are wired in series with the burner's safety circuit

The valve body is finished with a blue epoxy powder coating to resist corrosion

High Torque Output: Delivers 180 in-lb of torque to handle high-pressure dampering and heavy-duty valve assemblies

4L belts like the Browning 4L260 are specifically rated for fractional horsepower applications and have an outside circumference of 26 inches

Global Standards Compliance: Rated for use in hazardous areas (ATEX/IEC Ex) and carries UL

Resideo VCZZ1500 Replacement Cartridge 323269-701 The 163400 controller switches areThe Resideo VCZZ1500 Replacement Cartridge is a critical component for maintaining hydraulic balance in hydronic heating and cooling systems. Specifically engineered for use with two way VC series valves, this cartridge features a silver spring and is calibrated for equal percentage extra low flow (0. 7 Cv). This provides the granular control required for high performance fan coil units and terminal reheat coils where precise temperature regulation is