BASIC FUNCTION The basic function of a solenoid cartridge valve is to provide directional flow when activated by an AC or DC electrical signal. A solenoid cartridge valve can be a simple two-way on-off device or a more complex three way or four way flow director. RANGE CAPABILITY Sterling Solenoid Cartridge valves cover a broad range of operating characteristics with pressure capability up to 350 bar (5000 psi) and a flow range up to 220 liters per minute (75 gpm). STYLES AVAILABLE, KEY FEATURES AND APPLICATIONS Solenoid cartridge valves are available in various flow paths, each with their own benefits and suitability to the required applications. Poppet Style – 2 Position, 2 Way (2/2Way)