4-Way Solenoid Valves

The ASCO Series 553 is a line of compact solenoid spool valves that are ideal for controlling air or inert gas in challenging environments. The valves ’ unique design combines hard T-seals and flexible O-rings that provide bubble-tight shutoff, dirt resistance, and multi-million cycle reliability. The 551 Series comes in anodized aluminum, brass, and stainless steel bodies with ½-inch NPT and BSP connections. It is suitable for the harsh conditions found in chemicals, refining, food & beverage applications and life science processing.

The ASCO Series 345 is a low-cost line of 4-way general service valves that are designed for low-flow applications. The valves are commonly used in analytical and diagnostic equipment, biofuel and heating systems, and refineries

The ASCO Series 344 valves incorporate a piston-operated poppet design for high flow in a variety of applications. Their sturdy, robust construction can be used with air or water media. The 344 Series is suitable for use in analytical and diagnostic instruments, biofuels, heating equipment, life science production, and refining

The ASCO Series 342-S is a line of high-flow, slide-style valves available with single or dual solenoids. Its direct-acting operation and high-flow construction make it ideal for analytic and diagnostic equipment, biofuels, dust collector systems, heating equipment, and refining applications.dust collector systems, life sciences, and press room and metal stamping.