Pressure relay is a hydraulic term, it refers to the hydraulic system when the fluid pressure reaches a predetermined value, so that the electrical contact action components, is the pressure into electrical signals of the hydraulic components. Customers according to their own pressure design needs, by adjusting the pressure relay, to achieve a set pressure, output an electrical signal function. Competitive brands:� rexroth, HAGGLUNDS, AVENTICS, Danfoss, Parker, MOOG, sunhydraforce, EOWARDS, Leybold, INFICON and other European and American brands. Products:� plunger pump, solenoid valve, gear pump, vane pump, direction valve, servo� valve,� proportional valve, hydraulic valve, hydraulic pump,� etcCompetitive Our Advantages: 1. It has a great advantage in price and inventory. 2. Stable foreign partners to ensure quality and delivery time. 3. Excellent after-sales serive. 4. Flexible paying.