It should only be used in circuits designed for automatic restoration to prevent bypassing established safety protocols

ensuring continuous operational uptime for the Marley Engineered Products heater units it supports

The Honeywell 43191680-105 is rated for 24 VAC applications and features fully adjustable switching points across the entire length of the actuator's stroke

Its pilot piston design ensures consistent actuation and tight shut-off

Carrier HH19ZA145 Limit Switch 321702-401 It should only be usedThe Carrier HH19ZA145 Limit Switch is a critical safety component designed for precise thermal monitoring in HVAC furnace systems and packaged units. As a high performance OEM replacement limit switch, this disc style sensor features a normally closed circuit that provides essential protection against heat exchanger overheating. Engineered to open at 145F and close at 105F, this automatic reset limit switch ensures your heating equipment stays within