This OEM heater relay terminal layout is optimized for field-ready installation

Designed as a 3-wire differential pressure sensor

which have a standard outer diameter of 5

While it fits standard frame sizes used in these units

which can lead to premature failure of the actuator's core mechanics

Schneider Electric (Barber Colman) AL-180 Air Valve Els PW 17895 This OEM heater relay terminalThe Schneider Electric AL 180 Air Valve is a rugged, open frame solenoid air valve engineered for precise control in pneumatic HVAC systems and industrial automation. Operating on a 24Vac power supply, this pilot duty component is essential for applications requiring the electrical conversion of pneumatic signals. The AL 180 features a corrosion resistant plastic body and is designed for vertical mounting with the solenoid at the top to ensure optimal