Humphrey Tyna-Myte solenoid valves have a long-standing, strong reputation for trouble free service over millions of cycles. Compact direct acting design includes two flow capacities (1/16" or 1/8" orifice) in 2, 3 and 4-way functions from a single body size, permitting all functions to be mounted on a common manifold, or individual mount. Four way models include optional exhaust port metering (code 70). Non-standard voltages available - Contact factory. Made in USA.