Công tắc áp suất United electric H121-S156B UE Model H121 Pressure Switch
The UE 120 Series explosion-proof vacuum and pressure switches are approved for Class I and II, Div. 1 & 2 explosive and corrosive atmospheres. Available in a choice of sensors, ranges, switch configurations, process connections, and electrical ratings; the 120 Series is an ideal choice for the most demanding applications in chemicals, refining, oil and gas production, petrochemicals and pharmaceuticals.