Marley Engineered Products 4520-0011-002 Limit Switch which typically points to a

which typically points to a restricted or fouled distributor orifice

Industrial Build Quality: Features reinforced ports and gold-plated contacts to resist corrosion and mechanical fatigue

reducing service time during valve maintenance

Reliable SPST Switching: High-quality internal contacts prevent intermittent signal loss during the startup sequence

High Voltage Capacity: Rated for systems up to 277V

Marley Engineered Products 4520-0011-002 Limit Switch which typically points to aAs a seasoned technician, you know that a reliable furnace limit switch is the primary line of defense against heat exchanger failure and fire hazards. The Marley Engineered Products 4520 0011 002 is a high performance linear limit protector designed for precision in demanding industrial and commercial heating applications. This 325F CO AUTO limit switch is engineered to monitor temperatures within the plenum and automatically interrupt the heating