The York S1-SE-COM1001-0 Expansion Card is a critical communication interface designed specifically for the Simply SE Control System

and a mechanical flag indicator for instantaneous visual verification of coil power and contact position

making it suitable for both hot water boilers and chilled water loops

preventing the timing errors or voltage drops often associated with generic aftermarket alternatives

With a maximum pressure rating of 400 PSI and a rugged plated steel frame

Copeland 998-0514-28 Kit 318518-761 The York S1-SE-COM1001-0 Expansion CardFor field technicians and mechanical contractors, the Copeland 998 0514 28 Kit is a critical OEM compressor start component designed to ensure consistent motor torque in demanding HVACR applications. This Capacitor and Relay Kit features a precision engineered potential relay and a heavy duty start capacitor tailored for single phase systems requiring high starting torque. By integrating these Copeland compressor parts, you mitigate common field