The "/U" suffix typically denotes a universal retail or wholesale packaging designation but the technical specifications are identical

When diagnosing pressure switch lockout or boiler ignition failure

ensuring the bimetal sensor is positioned correctly in the airflow path for accurate temperature detection

this 2-blade assembly is optimized for high-static pressure environments often found in Rheem

Schneider Electric (Barber Colman) AL-170 Solenoid Air Valve Els PW 17895 The "/U" suffix typically denotesThe Schneider Electric AL 170 Solenoid Air Valve is an essential component for technicians managing pneumatic control systems that require reliable electrical to pneumatic signaling. This 24Vac solenoid valve features a durable, corrosion resistant plastic body and an open frame design, making it ideal for NEMA 1 mounting applications within HVACR environments. Engineered with a 0. 3 scfm flow capacity, the AL 170 is used to direct supply air to