Hoffman AP-4A Air Pressure Pilot 250 PSI

The Series AP Air Pressure pilot valves are designed for applications such as injection molding, lab equipment, or others that require frequent outlet pressure changes. The required Air PRV Regulator allows remote adjustment of the outlet steam pressure. Features: • Lightweight, compact size prevents strain on mounting pipes • Tight shut-off provided by hardened stainless steel pin and seat • Packless construction eliminates seals that wear out and leak • Travel stop and cover on diaphragm helps prevent over pressurization damage • Removable strainer helps prevent debris from entering pilot • No bias relay required • Compatible with Pneumatic Temperature Pilots • Maximum temperature 450°F (232°C) • Maximum operating pressure 250 psig (17.3 bar)