and 40 represents the differential (140°F minus 40°F equals a 100°F reset point)

optimizing combustion efficiency across natural

Optimized Torque Transfer: Compatible with Sure-Flex Plus elastomeric elements to handle high start-stop cycle loads and dampen motor vibrations

This part number refers to the 120V coil itself

Each unit comes equipped with a dependable eight-tumbler lock and a universal key

Schneider Electric (Erie) VT2221 Valve Body and 40 represents the differentialThe Schneider Electric (Erie) VT2221 Valve Body is a professional grade solution for precise on off flow control in closed hydronic systems. This 1 2" NPT zone valve is engineered as a two way normally closed component, featuring a 1. 0 Cv flow coefficient and a rugged forged brass build. Designed for seamless integration with Erie PopTop actuators, the VT2221 utilizes a "pop top" quick release mechanism that allows for tool free actuator removal,