{"product_id":"wabco-p55122-relay-valve","title":"WABCO P55122 RELAY VALVE","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"730\"\u003eThe WABCO P55122 Relay Valve is used in heavy-duty pneumatic brake and air control systems to rapidly apply and release air pressure to downstream brake actuators and pneumatic devices. Commonly installed in commercial vehicles, industrial pneumatic equipment, transportation systems, and air brake circuits where fast response times and reliable pressure control are required. Fleet maintenance technicians, diesel mechanics, and industrial maintenance personnel use this relay valve for brake system repairs, pneumatic system maintenance, and replacement of worn or failed air control components. The valve is rated for operating pressures from 0 to 150 PSI with a maximum pressure rating of 250 PSI.\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"732\" data-end=\"749\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"750\" data-end=\"1077\"\u003eThe WABCO P55122 Relay Valve is commonly used in commercial truck air brake systems, trailer brake systems, heavy-duty transportation equipment, industrial pneumatic controls, fleet maintenance operations, and compressed air distribution systems where rapid air pressure relay and dependable pneumatic performance are required.\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1079\" data-end=\"1108\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1110\" data-end=\"2083\"\u003e• Manufacturer: WABCO\u003cbr data-start=\"1131\" data-end=\"1134\"\u003e• Part Number: P55122\u003cbr data-start=\"1155\" data-end=\"1158\"\u003e• Model: 4S\u003cbr data-start=\"1169\" data-end=\"1172\"\u003e• Product Type: Relay Valve\u003cbr data-start=\"1199\" data-end=\"1202\"\u003e• Function: Pneumatic Pressure Relay and Distribution\u003cbr data-start=\"1255\" data-end=\"1258\"\u003e• Operating Pressure Range: 0–150 PSI\u003cbr data-start=\"1295\" data-end=\"1298\"\u003e• Maximum Pressure Rating: 250 PSI\u003cbr data-start=\"1332\" data-end=\"1335\"\u003e• Operating Medium: Compressed Air\u003cbr data-start=\"1369\" data-end=\"1372\"\u003e• Application: Pneumatic Brake and Control Systems\u003cbr data-start=\"1422\" data-end=\"1425\"\u003e• Valve Type: Relay Valve\u003cbr data-start=\"1450\" data-end=\"1453\"\u003e• Installation Type: Chassis or Equipment Mounted\u003cbr data-start=\"1502\" data-end=\"1505\"\u003e• Control Method: Pneumatic Actuation\u003cbr data-start=\"1542\" data-end=\"1545\"\u003e• Flow Function: Rapid Pressure Application and Release\u003cbr data-start=\"1600\" data-end=\"1603\"\u003e• Construction Type: Heavy-Duty Pneumatic Valve\u003cbr data-start=\"1650\" data-end=\"1653\"\u003e• Body Material: Industrial Grade Metal Construction\u003cbr data-start=\"1705\" data-end=\"1708\"\u003e• Mounting Configuration: Application Dependent\u003cbr data-start=\"1755\" data-end=\"1758\"\u003e• Industrial Grade Construction: Yes\u003cbr data-start=\"1794\" data-end=\"1797\"\u003e• OEM Replacement Style: Yes\u003cbr data-start=\"1825\" data-end=\"1828\"\u003e• Designed For: Commercial Vehicles and Industrial Pneumatic Systems\u003cbr data-start=\"1896\" data-end=\"1899\"\u003e• Application Type: Air Brake and Pneumatic Control\u003cbr data-start=\"1950\" data-end=\"1953\"\u003e• Service Use: Replacement of Worn or Failed Relay Valves\u003cbr data-start=\"2010\" data-end=\"2013\"\u003e• Equipment Compatibility: Air Brake Systems and Pneumatic Equipment\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2085\" data-end=\"2109\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2111\" data-end=\"2215\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Bosch Rexroth Pneumatic Relay Valves\u003cbr data-start=\"2149\" data-end=\"2152\"\u003e• Festo Pneumatic Control Valves\u003cbr data-start=\"2184\" data-end=\"2187\"\u003e• SMC Pneumatic Relay Valves\u003c\/p\u003e","brand":"WABCO","offers":[{"title":"New","offer_id":51730512773422,"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_0bcc40dd-d4a3-41d1-8683-d49be845eaf3.jpg?v=1770593504","url":"https:\/\/plgautomation.com\/products\/wabco-p55122-relay-valve","provider":"PLG Automation ","version":"1.0","type":"link"}