the L220-20F limit switch functions on a precise thermal curve

providing a functional fit regardless of whether the legacy part was updated by the manufacturer

the 8-1/8" width is specifically designed to bridge the gap and cover the footprint left by older horizontal mechanical or digital thermostats

SPDT Switch Logic: Provides versatile wiring options for complex control circuits requiring both normally open and normally closed contacts

often used to manage low-ambient cooling or specific heating stages

York S1-025-31830-000 Limit Switch the L220-20F limit switch functionsThe York S1 025 31830 000 Limit Switch is a critical safety component designed for precise thermal regulation in commercial and residential HVAC systems. This SPDT (Single Pole Double Throw) control features a fixed setpoint calibrated to open the circuit at 105F and close at 165F. As a genuine York OEM replacement part, it ensures seamless integration with specific D1CG, D2CG, and D7CG rooftop units and furnace assemblies. This high temperature limit