A high-visibility collector drop indicator provides immediate post-activation identification

Universal Compatibility: Features a standard 3/4-inch stroke

or P591-5701

Its wrap-molded construction provides superior resistance to oil

ensuring reliable performance across refrigeration and heating systems without risk of sensor displacement

Resideo AT72D1683 Transformer 319848-301 A high-visibility collector drop indicatorThe Resideo AT72D1683 Transformer is a professional grade solution for stepping down 120V primary voltage to a 24V secondary output, optimized for residential and light commercial HVACR control circuits. Rated at 40VA, this NEMA Type D transformer is engineered to provide stable power for 24V thermostats, gas valves, and relays. The 4"x4" plate mounted design ensures compatibility with standard electrical boxes, while the 9 inch leadwires offer