Johnson Controls GRD10-1R Wire Guard Els PW 17895 This 180-second delay relay is

This 180-second delay relay is designed to prevent short-cycling

and fan speed modulation

Replacing an aging limit control with a factory-spec Lennox furnace limit switch prevents nuisance trips and protects the heat exchanger from critical overheating

Optimized Performance: Assists in maintaining the necessary seal for the pneumatic valve actuator to operate at designated pressure ranges

Johnson Controls GRD10-1R Wire Guard Els PW 17895 This 180-second delay relay isThe Johnson Controls GRD10 1R Wire Guard is a heavy duty field accessory designed to protect critical environmental controls from physical damage, tampering, and unauthorized setpoint adjustment. This steel wire thermostat guard features a robust, open web design that ensures maximum airflow to the sensing element while providing a physical barrier in high traffic or hostile environments. With inside dimensions of 6. 19" x 3. 81" x 2. 56", the GRD10