is the critical seal required for McDonnell & Miller 47 Series

this component provides the exact electrical characteristics required for thermal stability and consistent switching cycles

this is a specialized external set point dial replacement kit and does not include the full thermostat body or cover

ensuring a secure and leak-free fit when properly seated in the pilot bracket

facilitating a high-torque connection that withstands the thermal cycling of industrial and commercial environments

White-Rodgers 3L09-7 Limit Switch is the critical seal requiredThe White Rodgers 3L09 7 is a precision engineered board mount limit control designed for critical temperature monitoring in HVACR systems. This 1 2 inch bimetal disc limit switch features a 3. 12 inch insertion length, making it a standard choice for furnace plenums and air handling units where accurate high limit protection is mandatory. With a fixed open temperature of 175 degrees F and a close temperature of 145 degrees F, this automatic reset