Johnson Controls T-4002-3004 Guard Els PW 17895 Constructed with a 1/2-inch bore

Constructed with a 1/2-inch bore and CCW (Counter-Clockwise) rotation

High-Flow Pilot Design: Provides consistent opening and closing cycles under varying pressure drops across the valve

WC ratings ensure the switch closes and remains closed only when proper negative pressure is established

Precise Airflow: The 26-degree pitch is calibrated for maximum heat transfer without overloading the fan motor

Johnson Controls T-4002-3004 Guard Els PW 17895 Constructed with a 1/2-inch boreThe Johnson Controls T 4002 3004 Guard is a professional grade, heavy duty solution designed to provide superior surface mounted thermostat protection for the T 4000 Series equipment. Engineered specifically for pneumatic thermostat systems, this assembly features a rugged cast aluminum thermostat guard that prevents tampering and mechanical damage in high traffic commercial or industrial environments. The unit includes a dedicated mounting bracket,