Common Questions Is the MEP-4003 a direct replacement for the MEP-5003 series

Superior Material Durability: Features high-performance elastomers designed to withstand refrigeration cycles and chemical exposure

Always monitor the gauge during adjustment to prevent over-pressurization

321542-401

protecting the longevity of the motor bearings

York S1-025-41336-000 Limit Switch Els PW 29614 Common Questions Is the MEP-4003The York S1 025 41336 000 Limit Switch is a critical OEM replacement part engineered for high precision thermal monitoring in residential and light commercial furnaces. This auto reset limit switch features a factory calibrated set point of 145F on the open circuit and 105F for the closing threshold (145Op 105Cl). Designed for high reliability applications, this Source 1 furnace safety control prevents heat exchanger damage by interrupting the gas