{"product_id":"gp-zk7-2-flow-sensitive-unloader-3500-psi-4-2-6-6-gpm","title":"GP ZK7.2 Flow-Sensitive Unloader – 3500 PSI, 4.2–6.6 GPM | Replaces K7.2","description":"\u003cp data-start=\"123\" data-end=\"276\"\u003e\u003cstrong data-start=\"123\" data-end=\"133\"\u003eModel:\u003c\/strong\u003e ZK7.2\u003cbr data-start=\"139\" data-end=\"142\"\u003e\u003cstrong data-start=\"142\" data-end=\"155\"\u003eCategory:\u003c\/strong\u003e Pumps → Pump Accessories → Unloaders \/ Regulators\u003cbr data-start=\"205\" data-end=\"208\"\u003e\u003cstrong data-start=\"208\" data-end=\"217\"\u003eType:\u003c\/strong\u003e Flow-Sensitive Unloader Valve – Genuine OEM General Pump\u003c\/p\u003e\n\u003chr data-start=\"278\" data-end=\"281\"\u003e\n\u003cp data-start=\"283\" data-end=\"703\"\u003eThe \u003cstrong data-start=\"287\" data-end=\"323\"\u003eGP ZK7.2 Flow-Sensitive Unloader\u003c\/strong\u003e is a \u003cstrong data-start=\"329\" data-end=\"400\"\u003egenuine OEM \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eGeneral Pump\u003c\/span\u003e\u003c\/span\u003e pressure unloader\u003c\/strong\u003e designed for \u003cstrong data-start=\"414\" data-end=\"453\"\u003ehigher-flow pressure washer systems\u003c\/strong\u003e that require smooth pressure regulation and reliable overpressure protection. Featuring a \u003cstrong data-start=\"544\" data-end=\"583\"\u003eflow-through, flow-sensitive design\u003c\/strong\u003e, this unloader reacts to changes in flow rather than pressure spikes alone, helping protect pumps, hoses, and fittings.\u003c\/p\u003e\n\u003chr data-start=\"1093\" data-end=\"1096\"\u003e\n\u003ch3 data-start=\"1098\" data-end=\"1121\"\u003eBest Applications\u003c\/h3\u003e\n\u003cul data-start=\"1122\" data-end=\"1332\"\u003e\n\u003cli data-start=\"1122\" data-end=\"1173\"\u003e\n\u003cp data-start=\"1124\" data-end=\"1173\"\u003eHigher-flow single-pump pressure washer systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1174\" data-end=\"1215\"\u003e\n\u003cp data-start=\"1176\" data-end=\"1215\"\u003eSystems using \u003cstrong data-start=\"1190\" data-end=\"1213\"\u003enon-weep spray guns\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1216\" data-end=\"1270\"\u003e\n\u003cp data-start=\"1218\" data-end=\"1270\"\u003eApplications requiring smooth pressure transitions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1271\" data-end=\"1332\"\u003e\n\u003cp data-start=\"1273\" data-end=\"1332\"\u003eInstallations prioritizing durability and low maintenance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1334\" data-end=\"1337\"\u003e\n\u003ch3 data-start=\"1339\" data-end=\"1359\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"1360\" data-end=\"1556\"\u003e\n\u003cli data-start=\"1360\" data-end=\"1391\"\u003e\n\u003cp data-start=\"1362\" data-end=\"1391\"\u003e\u003cstrong data-start=\"1362\" data-end=\"1377\"\u003eFlow Range:\u003c\/strong\u003e 4.2–6.6 GPM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1392\" data-end=\"1426\"\u003e\n\u003cp data-start=\"1394\" data-end=\"1426\"\u003e\u003cstrong data-start=\"1394\" data-end=\"1415\"\u003eMaximum Pressure:\u003c\/strong\u003e 3500 PSI\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1427\" data-end=\"1461\"\u003e\n\u003cp data-start=\"1429\" data-end=\"1461\"\u003e\u003cstrong data-start=\"1429\" data-end=\"1453\"\u003eMaximum Temperature:\u003c\/strong\u003e 165°F\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1462\" data-end=\"1492\"\u003e\n\u003cp data-start=\"1464\" data-end=\"1492\"\u003e\u003cstrong data-start=\"1464\" data-end=\"1479\"\u003eInlet Port:\u003c\/strong\u003e 3\/8″ BSP-F\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1493\" data-end=\"1524\"\u003e\n\u003cp data-start=\"1495\" data-end=\"1524\"\u003e\u003cstrong data-start=\"1495\" data-end=\"1511\"\u003eOutlet Port:\u003c\/strong\u003e 3\/8″ BSP-M\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1525\" data-end=\"1556\"\u003e\n\u003cp data-start=\"1527\" data-end=\"1556\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1543\"\u003eBypass Port:\u003c\/strong\u003e 3\/8″ BSP-F\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1558\" data-end=\"1561\"\u003e\n\u003ch3 data-start=\"1563\" data-end=\"1584\"\u003eProduct Details\u003c\/h3\u003e\n\u003cp data-start=\"1585\" data-end=\"1761\"\u003e\u003cstrong data-start=\"1585\" data-end=\"1595\"\u003eBrand:\u003c\/strong\u003e General Pump\u003cbr data-start=\"1608\" data-end=\"1611\"\u003e\u003cstrong data-start=\"1611\" data-end=\"1619\"\u003eOEM:\u003c\/strong\u003e Yes – Genuine General Pump Part\u003cbr data-start=\"1651\" data-end=\"1654\"\u003e\u003cstrong data-start=\"1654\" data-end=\"1670\"\u003eApplication:\u003c\/strong\u003e Pressure Regulation \/ Pump Protection\u003cbr data-start=\"1708\" data-end=\"1711\"\u003e\u003cstrong data-start=\"1711\" data-end=\"1729\"\u003eUnloader Type:\u003c\/strong\u003e Flow-Sensitive \/ Flow-Through\u003c\/p\u003e\n\u003chr data-start=\"1763\" data-end=\"1766\"\u003e\n\u003ch3 data-start=\"1768\" data-end=\"1786\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"1787\" data-end=\"2194\"\u003e\n\u003cli data-start=\"1787\" data-end=\"1834\"\u003e\n\u003cp data-start=\"1789\" data-end=\"1834\"\u003eGenuine OEM \u003cstrong data-start=\"1801\" data-end=\"1823\"\u003eGeneral Pump ZK7.2\u003c\/strong\u003e unloader\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1835\" data-end=\"1878\"\u003e\n\u003cp data-start=\"1837\" data-end=\"1878\"\u003e\u003cstrong data-start=\"1837\" data-end=\"1876\"\u003eFlow-sensitive, flow-through design\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1879\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1881\" data-end=\"1934\"\u003eEliminates high pressure in all lines during bypass\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"1991\"\u003e\n\u003cp data-start=\"1937\" data-end=\"1991\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1956\"\u003eBalanced piston\u003c\/strong\u003e for accurate pressure adjustment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1992\" data-end=\"2041\"\u003e\n\u003cp data-start=\"1994\" data-end=\"2041\"\u003eStainless steel and brass internal components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2042\" data-end=\"2106\"\u003e\n\u003cp data-start=\"2044\" data-end=\"2106\"\u003eNo external springs or moving parts for improved reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2107\" data-end=\"2139\"\u003e\n\u003cp data-start=\"2109\" data-end=\"2139\"\u003eEasy to maintain and service\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2140\" data-end=\"2194\"\u003e\n\u003cp data-start=\"2142\" data-end=\"2194\"\u003eIdeal for \u003cstrong data-start=\"2152\" data-end=\"2192\"\u003esingle-pump and non-weep gun systems\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"General Pump","offers":[{"title":"Default Title","offer_id":52881233740139,"sku":"ZK7.2","price":130.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/ZK7.2.jpg?v=1770137205","url":"https:\/\/generalsprayers.com\/products\/gp-zk7-2-flow-sensitive-unloader-3500-psi-4-2-6-6-gpm","provider":"GeneralSprayers","version":"1.0","type":"link"}