industrial-grade solution designed for high-current switching in demanding HVACR and mobile environments

this is the modulating valve body only

a light snug with a wrench ensures the 1/4" flare cap remains secure under vibration and thermal cycling

replacing the 381-356-577 is the standard procedure to restore ignition sequence

the system gauge scales can be adjusted if the safety relief valve is matched to the specific requirements of the downstream pneumatic equipment

Cleveland Controls NS2-0172-00 Pressure Switch Els PW 17895 industrial-grade solution designed for high-currentThe Cleveland Controls NS2 0172 00 Pressure Switch is the manufacturer designated direct replacement for RSS 495 172, engineered for high accuracy air flow sensing in residential and light commercial HVAC systems. This air pressure sensing switch features a durable glass filled polycarbonate body and a resilient silicone diaphragm, ensuring stable performance across a broad operating temperature range of 40F to 180F. As a veteran technician knows, the