The hazardous locations 6900PEM Series is the most popular, all-around, all-aluminum gage pressure switch, DPDT with a piston based port for hydraulic fluid applications. The series is UL/CSA explosion proof, Class I, Groups A, B, C and D, and Class II Groups E, F and G certified. NEMA 4X and IP66 rating is optimum for wet conditions. It is designed with high vibration and shock resistance utilizing Dual Snap® disc spring technology ensuring high accuracy and repeatability. It comes with high over-pressure capabilities and still relatively compact in size to conveniently mount on panels. It meets the demand for all applications commercial, industrial and otherwise. Applications include: • Oil & Gas • Power Generation • Fluid Management • Chemical Refining and Processing • Manufacturing Process • Utilities, Water Treatment and Waste • Safety Systems