Spirax-Sarco 55224 Main Valve Freon It arrives pre-charged to 12

It arrives pre-charged to 12 PSI

Robust Brass Construction: Heavy-duty brass body 1/2" NPT solenoid valve provides the structural integrity needed for high-cycle commercial use

Technician-Friendly Setup: Features a locking keypad to prevent unauthorized setpoint tampering in public spaces

The Belimo ZG-JSL is rated for jackshafts with a maximum diameter of 1

Spirax-Sarco 55224 Main Valve Freon It arrives pre-charged to 12The Spirax Sarco 55224 is a 1 inch NPT cast iron main valve engineered for precision high capacity steam regulation in industrial environments. Built as the cornerstone of the Spirax Sarco 25 series, this pilot operated pressure regulator provides exceptional stability and dead end shutoff (ANSI Class IV) across varying upstream pressures. As a seasoned technician knows, the versatility of the 55224 main valve lies in its modularitysimply pair it with