Marley Engineered Products 4520-2018-003 Limit Switch the Trane SLG0031 is the

the Trane SLG0031 is the specified direct replacement for the legacy SLG0053 slinger

making it a versatile stock item for various job sites

it is recommended to inspect and reuse or replace existing silicone vacuum hoses to ensure no leaks

this OEM York replacement part is engineered for specific trip curves and mounting footprints required by York air handlers and condensers to maintain system certification

Optimized Flow: The 45-degree angle reduces pressure drop compared to standard 90-degree elbows

Marley Engineered Products 4520-2018-003 Limit Switch the Trane SLG0031 is theThe Marley Engineered Products 4520 2018 003 Limit Switch is a critical safety component engineered for forced air heating applications where precise thermal protection is non negotiable. This 180 degree F auto reset limit switch serves as a high limit safety cut out, functioning as a normally closed (NC) switch that opens the circuit if the plenum or heating element temperature exceeds the 180F threshold. As a genuine Marley OEM replacement part, it