Ruskin EFL/SP100/165 Flue Switch 321894-708 ensuring a precise match for

ensuring a precise match for mounting and electrical connections in Heil air handlers

Universal Compatibility: Standardized screw/pressure plate terminals support secure connections for both 50/60Hz electrical systems

and the unit comes equipped with a 36-inch capillary tube featuring a 1/4" flare nut for a secure

The QC-6 kit allows a technician to convert the standard screw-on terminals into push-on (spade) connectors

Common Questions Is the 123773A compatible with the 123773A/U model

Ruskin EFL/SP100/165 Flue Switch 321894-708 ensuring a precise match forThe Ruskin EFL SP100 165 is a professional grade 165F fuse switch and heat responsive device designed specifically for integration with fire smoke dampers. As a UL Classified component, this electric resettable link functions as a critical safety cutoff, interrupting power to the actuator when ambient temperatures exceed 165F (74C). This allows the damper's spring return mechanism to engage, ensuring positive closure for life safety and fire