{"product_id":"brass-automatic-differential-pressure-regulator-dn20-hydraulic-water-valve","title":"Brass Automatic Differential Pressure Regulator DN20 Hydraulic Water Valve","description":"\u003ch2 data-section-id=\"1p927wt\" data-start=\"100\" data-end=\"119\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-start=\"121\" data-end=\"426\"\u003eThe brass automatic differential pressure regulator DN20 is designed for precise pressure balancing in water and hydraulic control systems. This valve automatically maintains a constant pressure differential, ensuring stable flow performance and improved system efficiency in dynamic operating conditions.\u003c\/p\u003e\n\u003cp data-start=\"428\" data-end=\"733\"\u003eConstructed from durable brass, the regulator offers reliable corrosion resistance and long service life in water-based applications. Its compact DN20 design makes it ideal for integration into HVAC systems, plumbing networks, and industrial water control systems requiring consistent pressure regulation.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1cgu054\" data-start=\"735\" data-end=\"762\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"764\" data-end=\"1190\" class=\"w-fit min-w-(--thread-content-width)\" style=\"width: 99.922%; height: 288px;\"\u003e\n\u003cthead data-start=\"764\" data-end=\"789\"\u003e\n\u003ctr data-start=\"764\" data-end=\"789\" style=\"height: 24px;\"\u003e\n\u003cth data-start=\"764\" data-end=\"780\" data-col-size=\"sm\" class=\"\" style=\"width: 28.3939%; height: 24px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"780\" data-end=\"789\" data-col-size=\"md\" class=\"\" style=\"width: 69.2553%; height: 24px;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"817\" data-end=\"1190\"\u003e\n\u003ctr data-start=\"817\" data-end=\"875\" style=\"height: 24px;\"\u003e\n\u003ctd data-start=\"817\" data-end=\"830\" data-col-size=\"sm\" style=\"width: 28.3939%; height: 24px;\"\u003eValve Type\u003c\/td\u003e\n\u003ctd data-start=\"830\" data-end=\"875\" data-col-size=\"md\" style=\"width: 69.2553%; height: 24px;\"\u003eAutomatic Differential Pressure Regulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"876\" data-end=\"891\" style=\"height: 24px;\"\u003e\n\u003ctd data-start=\"876\" data-end=\"883\" data-col-size=\"sm\" style=\"width: 28.3939%; height: 24px;\"\u003eSize\u003c\/td\u003e\n\u003ctd data-start=\"883\" data-end=\"891\" data-col-size=\"md\" style=\"width: 69.2553%; height: 24px;\"\u003eDN20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"892\" data-end=\"943\" style=\"height: 24px;\"\u003e\n\u003ctd data-start=\"892\" data-end=\"906\" data-col-size=\"sm\" style=\"width: 28.3939%; height: 24px;\"\u003eApplication\u003c\/td\u003e\n\u003ctd data-start=\"906\" data-end=\"943\" data-col-size=\"md\" style=\"width: 69.2553%; height: 24px;\"\u003eWater \/ Hydraulic Control Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"944\" data-end=\"989\" style=\"height: 24px;\"\u003e\n\u003ctd data-start=\"944\" data-end=\"959\" data-col-size=\"sm\" style=\"width: 28.3939%; height: 24px;\"\u003eControl Type\u003c\/td\u003e\n\u003ctd data-start=\"959\" data-end=\"989\" data-col-size=\"md\" style=\"width: 69.2553%; height: 24px;\"\u003eSelf-Actuated \/ Mechanical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"990\" data-end=\"1015\" style=\"height: 24px;\"\u003e\n\u003ctd data-start=\"990\" data-end=\"1006\" data-col-size=\"sm\" style=\"width: 28.3939%; height: 24px;\"\u003eBody Material\u003c\/td\u003e\n\u003ctd data-start=\"1006\" data-end=\"1015\" data-col-size=\"md\" style=\"width: 69.2553%; height: 24px;\"\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1016\" data-end=\"1046\" style=\"height: 24px;\"\u003e\n\u003ctd data-start=\"1016\" data-end=\"1034\" data-col-size=\"sm\" style=\"width: 28.3939%; height: 24px;\"\u003eConnection Type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1034\" data-end=\"1046\" style=\"width: 69.2553%; height: 24px;\"\u003eThreaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1047\" data-end=\"1083\" style=\"height: 24px;\"\u003e\n\u003ctd data-start=\"1047\" data-end=\"1064\" data-col-size=\"sm\" style=\"width: 28.3939%; height: 24px;\"\u003ePressure Range\u003c\/td\u003e\n\u003ctd data-start=\"1064\" data-end=\"1083\" data-col-size=\"md\" style=\"width: 69.2553%; height: 24px;\"\u003eModel Dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1084\" data-end=\"1119\" style=\"height: 24px;\"\u003e\n\u003ctd data-start=\"1084\" data-end=\"1100\" data-col-size=\"sm\" style=\"width: 28.3939%; height: 24px;\"\u003eFlow Capacity\u003c\/td\u003e\n\u003ctd data-start=\"1100\" data-end=\"1119\" data-col-size=\"md\" style=\"width: 69.2553%; height: 24px;\"\u003eModel Dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1120\" data-end=\"1145\" style=\"height: 24px;\"\u003e\n\u003ctd data-start=\"1120\" data-end=\"1135\" data-col-size=\"sm\" style=\"width: 28.3939%; height: 24px;\"\u003eInstallation\u003c\/td\u003e\n\u003ctd data-start=\"1135\" data-end=\"1145\" data-col-size=\"md\" style=\"width: 69.2553%; height: 24px;\"\u003eInline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1146\" data-end=\"1165\" style=\"height: 24px;\"\u003e\n\u003ctd data-start=\"1146\" data-end=\"1158\" data-col-size=\"sm\" style=\"width: 28.3939%; height: 24px;\"\u003eCondition\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1158\" data-end=\"1165\" style=\"width: 69.2553%; height: 24px;\"\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1166\" data-end=\"1190\" style=\"height: 24px;\"\u003e\n\u003ctd data-start=\"1166\" data-end=\"1177\" data-col-size=\"sm\" style=\"width: 28.3939%; height: 24px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd data-start=\"1177\" data-end=\"1190\" data-col-size=\"md\" style=\"width: 69.2553%; height: 24px;\"\u003e12 Months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"1192\" data-end=\"1207\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"1209\" data-end=\"1539\"\u003e\n\u003cli data-section-id=\"1lk1mdm\" data-start=\"1209\" data-end=\"1282\"\u003eAutomatically maintains stable pressure differential in water systems\u003c\/li\u003e\n\u003cli data-section-id=\"tyy8bw\" data-start=\"1283\" data-end=\"1330\"\u003eImproves flow balance and system efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"jdi5d9\" data-start=\"1331\" data-end=\"1386\"\u003eDurable brass construction for corrosion resistance\u003c\/li\u003e\n\u003cli data-section-id=\"1ovg563\" data-start=\"1387\" data-end=\"1430\"\u003eCompact DN20 size for easy installation\u003c\/li\u003e\n\u003cli data-section-id=\"17fgqxf\" data-start=\"1431\" data-end=\"1482\"\u003eReduces system stress and pressure fluctuations\u003c\/li\u003e\n\u003cli data-section-id=\"1jdbdnk\" data-start=\"1483\" data-end=\"1539\"\u003eReliable mechanical operation without external power\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"164os46\" data-start=\"1541\" data-end=\"1564\"\u003eTypical Applications\u003c\/h2\u003e\n\u003cul data-start=\"1566\" data-end=\"1769\"\u003e\n\u003cli data-section-id=\"yuorec\" data-start=\"1566\" data-end=\"1598\"\u003eHVAC water balancing systems\u003c\/li\u003e\n\u003cli data-section-id=\"grgmgt\" data-start=\"1599\" data-end=\"1633\"\u003ePlumbing and building services\u003c\/li\u003e\n\u003cli data-section-id=\"5qdc1s\" data-start=\"1634\" data-end=\"1667\"\u003eIndustrial water distribution\u003c\/li\u003e\n\u003cli data-section-id=\"30ec4\" data-start=\"1668\" data-end=\"1700\"\u003eHeating and cooling circuits\u003c\/li\u003e\n\u003cli data-section-id=\"ou557p\" data-start=\"1701\" data-end=\"1728\"\u003ePump protection systems\u003c\/li\u003e\n\u003cli data-section-id=\"bpkirh\" data-start=\"1729\" data-end=\"1769\"\u003eIrrigation and water control systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"cftnq6\" data-start=\"1771\" data-end=\"1792\"\u003eShipping \u0026amp; Support\u003c\/h2\u003e\n\u003cul data-start=\"1794\" data-end=\"1902\"\u003e\n\u003cli data-section-id=\"1wwx4hk\" data-start=\"1794\" data-end=\"1845\"\u003eFast dispatch - Australia \u0026amp; World wide shipping\u003c\/li\u003e\n\u003cli data-section-id=\"193wgys\" data-start=\"1846\" data-end=\"1880\"\u003eTechnical assistance available\u003c\/li\u003e\n\u003cli data-section-id=\"joob4y\" data-start=\"1881\" data-end=\"1902\"\u003e12-month warranty\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AMG Hydraulic Engineering","offers":[{"title":"Default Title","offer_id":50046864720065,"sku":"1601705668231","price":142.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0852\/7767\/1617\/files\/Hda12779359e44d67b2e387befe1940070.webp?v=1773354423","url":"https:\/\/amghydraulics.com\/products\/brass-automatic-differential-pressure-regulator-dn20-hydraulic-water-valve","provider":"AMG Hydraulic Engineering","version":"1.0","type":"link"}