The ASCO™ Series 340 Solenoid Valves are designed for air-only cylinder control and are ideal for use in analytical and diagnostic equipment, dust collector systems, heating, and refining applications. These direct-acting, 4-way valves feature an aluminium body and can handle air or inert gas. With a manifold allowing up to eight valves in various configurations, they support port sizes of 1/4" NPTF, have a flow range of .05 to .1 Cv, and operate at pressures from vacuum to 150 PSIG. They comply with CSA and UL standards.