American MAC Valves Inc., established in 1948; has 70 patents, professional design and manufacture of high-performance pneumatic solenoid valve. MAC electromagnetic valve to fast, high repetition, known for strong environmental tolerance.

MAC solenoid valve currently holds 26% of the market in the United States. The use of the customer 45% of packaging machinery, and the rest were sorting machinery, tire machinery, open mining, the automotive industry, electronic industry, aluminum products industry, wood industry, paper industry, printing industry, food industry and beverage industry.
Its main features are:
1, balanced valve design, the reaction time is not pressure changes;
2, valve anti-jamming protection design, to avoid coil burn;
3, coil suction, ensure fast action and precise;
4, automatically compensate for wear, increase life of the valve;
5, coil and air isolation, life expectancy of the coil;
6, the size of caliber available, M5-2 1/2 "standard optional;
7, to provide 18-month warranty