The Marley Engineered Products 4520-2017-000 Limit Switch is a critical safety component designed for high-temperature HVAC equipment diagnostics and protection

high-energy arc necessary to initiate combustion without the fragility of older ceramic styles

Serving as the direct replacement for 6005676

this part number refers specifically to the 120V replacement coil

Lennox 13U29 Inducer Assembly 30067439-890 The Marley Engineered Products 4520-2017-000The Lennox 13U29 Inducer Assembly is a critical OEM replacement part engineered for high performance venting in residential and commercial furnaces. This 230V inducer assembly features a 1 18 HP motor operating at a precise 3450 RPM to facilitate optimal airflow and safe combustion. Designed to replace the Lennox 104409 01, this unit uses a 0. 35 Amp draw and single phase power to efficiently purge the heat exchanger of exhaust gases before the