{"product_id":"united-electric-controls-j402-555-pressure-switch","title":"UNITED ELECTRIC CONTROLS J402-555 PRESSURE SWITCH","description":"\u003ch3\u003eDescription:\u003c\/h3\u003e\n\u003cp\u003eThe United Electric Controls J402-555 Pressure \u003ca href=\"https:\/\/plgautomation.com\/collections\/switches-circuit-protection\"\u003eSwitch\u003c\/a\u003e is used in industrial process control, hydraulic systems, pneumatic equipment, pumps, compressors, and equipment protection applications to monitor pressure and provide automatic electrical switching when preset pressure conditions are reached. Commonly installed in manufacturing facilities, power generation plants, utility systems, hydraulic power units, and industrial \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003eautomation equipment\u003c\/a\u003e requiring reliable pressure monitoring and control. Maintenance teams and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this part for repair, retrofit, expansion, or replacement of existing pressure sensing and control systems.\u003c\/p\u003e\n\u003ch3\u003eApplications:\u003c\/h3\u003e\n\u003cp\u003eThe United Electric Controls J402-555 Pressure Switch is commonly used in compressor control circuits, pump protection systems, hydraulic machinery, process monitoring installations, pneumatic control systems, and industrial safety shutdown applications. The switch converts pressure changes into electrical switching actions for alarms, shutdown functions, interlocks, and automatic equipment control, helping maintain safe and efficient operation of critical industrial systems.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp\u003e• Brand: United Electric Controls\u003cbr\u003e• Part Number: J402-555\u003cbr\u003e• Product Type: Pressure Switch\u003cbr\u003e• Series: 400 Series\u003cbr\u003e• Switch Type: Industrial Pressure Switch\u003cbr\u003e• Function: Pressure Monitoring and Control\u003cbr\u003e• Pressure Sensing Element: Diaphragm\/Piston Actuated Mechanism\u003cbr\u003e• Output Contacts: Dual SPDT Snap-Action Switches\u003cbr\u003e• Electrical Rating: 15A @ 125\/250\/480 VAC Resistive\u003cbr\u003e• Setpoint Adjustment: External Reference Dial\u003cbr\u003e• Repeatability: Industrial Process Control Accuracy\u003cbr\u003e• Enclosure Type: NEMA 4X Weatherproof Housing\u003cbr\u003e• Housing Material: Epoxy-Coated Die-Cast Aluminum\u003cbr\u003e• Process Connection: Pressure Port Connection\u003cbr\u003e• Electrical Connection: Conduit Hub Entry\u003cbr\u003e• Suitable for Air, Water, Oil, and Compatible Non-Corrosive Fluids\u003cbr\u003e• Designed for Alarm and Shutdown Applications\u003cbr\u003e• Compatible with Pumps, Compressors, and Hydraulic Equipment\u003cbr\u003e• Intended for OEM Equipment and Replacement Installations\u003cbr\u003e• Suitable for Maintenance, Retrofit, and Repair Projects\u003cbr\u003e• Engineered for Continuous-Duty Industrial Service\u003c\/p\u003e\n\u003ch3\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp\u003e• United Electric Controls J402-442 Pressure Switch\u003cbr\u003e• United Electric Controls J402-156 Pressure Controller\u003cbr\u003e• United Electric Controls J120-194 Pressure Switch\u003c\/p\u003e","brand":"United","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51728581361966,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_b1bae77d-4680-41c5-bba3-a7cebd2c30eb.jpg?v=1770586936","url":"https:\/\/plgautomation.com\/products\/united-electric-controls-j402-555-pressure-switch","provider":"PLG Automation ","version":"1.0","type":"link"}