What is the difference between Red Hat versus Red Hat II valves?
The Red Hat II solenoid utilizes a one piece epoxy molded design, which meets enclosure type 1, 2, 3, 3S, 4 & 4X ratings. The Red Hat design utilized a coil housed inside a metal enclosure which meets enclosure type 1 rating only. Other enclosure ratings for Red Hat solenoids are available as options.