The general purpose 6900PM Series is the most popular, all-around, all-aluminum gage pressure switch, DPDT with a piston based port for fluid applications. This hydraulic pressure switch 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. NEMA 4X and IP66 rating is optimum for wet conditions. It meets the demand for all applications commercial, industrial and otherwise. Applications for this particular product family include nonhazardous environments such as: • Power Generation • Rail Car • Fluid Management • Manufacturing Process • Utilities, Water Treatment and Waste • Chemical Refining and Processing • Heavy Vehicles • Safety Systems