The York S1-025-27723-001 is a critical safety component designed for high-limit temperature monitoring in residential and commercial gas furnace platforms

the TCS Basys TZ1000 is designed as a loop-powered transmitter

This slow-opening gas valve design prevents hard ignitions and reduces stress on the heat exchanger

This high-pressure version is rated for a maximum working pressure of 700 psi

Lennox 19W94 Ignition Control Kit Els PW 29614 The York S1-025-27723-001 is aThe Lennox 19W94 Ignition Control Kit is the essential OEM electronic ignition replacement for maintaining sequence of operation integrity in Lennox G24, G24M, and G25 series furnaces. This RAM 3MC2 03 control board serves as the critical interface for the direct spark ignition (DSI) system, managing the trial for ignition, flame sensing, and gas valve modulation. Engineered to replace legacy part numbers 19W9401, 20J8001, and 33J62, this kit