{"product_id":"cat-7500s-2sf-pressure-washer-unloader-valve-1-6-gpm-100-2000-psi-oem-replacement-part","title":"CAT 7500S 2SF Pressure Washer Unloader Valve 1–6 GPM 100–2000 PSI – OEM Replacement Part","description":"\u003cp data-start=\"0\" data-end=\"176\"\u003e\u003cstrong data-start=\"0\" data-end=\"16\"\u003ePart Number:\u003c\/strong\u003e 2799\u003cbr data-start=\"21\" data-end=\"24\"\u003e\u003cstrong data-start=\"24\" data-end=\"37\"\u003eCategory:\u003c\/strong\u003e Pressure Washer Parts → Unloader Valves → Pressure Actuated Unloader Valves\u003cbr data-start=\"113\" data-end=\"116\"\u003e\u003cstrong data-start=\"116\" data-end=\"125\"\u003eType:\u003c\/strong\u003e CAT Pumps 7500S 2SF Pressure Washer Unloader Valve\u003c\/p\u003e\n\u003chr data-start=\"178\" data-end=\"181\"\u003e\n\u003cp data-start=\"281\" data-end=\"796\"\u003eThe \u003cstrong data-start=\"285\" data-end=\"352\"\u003eCAT Pumps 7500S 2SF Pressure Washer Unloader Valve (Part #2799)\u003c\/strong\u003e is a genuine OEM replacement pressure-actuated unloader designed for \u003cstrong data-start=\"422\" data-end=\"468\"\u003eCAT Pumps 2SF series pressure washer pumps\u003c\/strong\u003e and other compatible systems operating between \u003cstrong data-start=\"516\" data-end=\"531\"\u003e1 and 6 GPM\u003c\/strong\u003e with adjustable pressures from \u003cstrong data-start=\"563\" data-end=\"583\"\u003e100 to 2,000 PSI\u003c\/strong\u003e. Manufactured by \u003cstrong data-start=\"601\" data-end=\"614\"\u003eCAT Pumps\u003c\/strong\u003e, this compact unloader automatically diverts water into bypass mode when the spray gun is released, protecting the pump and high-pressure components from excessive pressure buildup.\u003c\/p\u003e\n\u003chr data-start=\"1335\" data-end=\"1338\"\u003e\n\u003ch2 data-section-id=\"939trr\" data-start=\"1340\" data-end=\"1366\"\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul data-start=\"1368\" data-end=\"1829\"\u003e\n\u003cli data-section-id=\"16vaetx\" data-start=\"1368\" data-end=\"1418\"\u003eGenuine CAT Pumps OEM replacement unloader valve\u003c\/li\u003e\n\u003cli data-section-id=\"1v61d9m\" data-start=\"1419\" data-end=\"1460\"\u003eDesigned for CAT Pumps 2SF series pumps\u003c\/li\u003e\n\u003cli data-section-id=\"7b3l7s\" data-start=\"1461\" data-end=\"1497\"\u003ePressure-actuated bypass operation\u003c\/li\u003e\n\u003cli data-section-id=\"2nthq5\" data-start=\"1498\" data-end=\"1551\"\u003eAdjustable pressure range from \u003cstrong data-start=\"1531\" data-end=\"1551\"\u003e100 to 2,000 PSI\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1kzdh5z\" data-start=\"1552\" data-end=\"1593\"\u003eSupports flow rates from \u003cstrong data-start=\"1579\" data-end=\"1593\"\u003e1 to 6 GPM\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1tzc7f5\" data-start=\"1594\" data-end=\"1640\"\u003eProtects pumps from damaging pressure spikes\u003c\/li\u003e\n\u003cli data-section-id=\"6sa65x\" data-start=\"1641\" data-end=\"1675\"\u003eProvides smooth bypass operation\u003c\/li\u003e\n\u003cli data-section-id=\"1qtigqn\" data-start=\"1676\" data-end=\"1704\"\u003eCompact and durable design\u003c\/li\u003e\n\u003cli data-section-id=\"3u46tj\" data-start=\"1705\" data-end=\"1755\"\u003eSuitable for hot and cold water pressure washers\u003c\/li\u003e\n\u003cli data-section-id=\"3iwt53\" data-start=\"1756\" data-end=\"1789\"\u003eOEM-quality fit and performance\u003c\/li\u003e\n\u003cli data-section-id=\"1wdzf4p\" data-start=\"1790\" data-end=\"1809\"\u003eLong service life\u003c\/li\u003e\n\u003cli data-section-id=\"10qidiy\" data-start=\"1810\" data-end=\"1829\"\u003eEasy installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1831\" data-end=\"1834\"\u003e\n\u003ch2 data-section-id=\"1cgu054\" data-start=\"1836\" data-end=\"1863\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp data-start=\"1865\" data-end=\"1886\"\u003e\u003cstrong data-start=\"1865\" data-end=\"1881\"\u003ePart Number:\u003c\/strong\u003e 2799\u003c\/p\u003e\n\u003cp data-start=\"1888\" data-end=\"1915\"\u003e\u003cstrong data-start=\"1888\" data-end=\"1905\"\u003eManufacturer:\u003c\/strong\u003e CAT Pumps\u003c\/p\u003e\n\u003cp data-start=\"1917\" data-end=\"1939\"\u003e\u003cstrong data-start=\"1917\" data-end=\"1927\"\u003eModel:\u003c\/strong\u003e 7500S (2SF)\u003c\/p\u003e\n\u003cp data-start=\"1941\" data-end=\"1991\"\u003e\u003cstrong data-start=\"1941\" data-end=\"1958\"\u003eProduct Type:\u003c\/strong\u003e Pressure Actuated Unloader Valve\u003c\/p\u003e\n\u003cp data-start=\"1993\" data-end=\"2016\"\u003e\u003cstrong data-start=\"1993\" data-end=\"2008\"\u003eFlow Range:\u003c\/strong\u003e 1–6 GPM\u003c\/p\u003e\n\u003cp data-start=\"2018\" data-end=\"2062\"\u003e\u003cstrong data-start=\"2018\" data-end=\"2048\"\u003ePressure Adjustment Range:\u003c\/strong\u003e 100–2,000 PSI\u003c\/p\u003e\n\u003cp data-start=\"2064\" data-end=\"2095\"\u003e\u003cstrong data-start=\"2064\" data-end=\"2085\"\u003eMaximum Pressure:\u003c\/strong\u003e 2,000 PSI\u003c\/p\u003e\n\u003cp data-start=\"2097\" data-end=\"2127\"\u003e\u003cstrong data-start=\"2097\" data-end=\"2121\"\u003eMaximum Temperature:\u003c\/strong\u003e 160°F\u003c\/p\u003e\n\u003cp data-start=\"2129\" data-end=\"2159\"\u003e\u003cstrong data-start=\"2129\" data-end=\"2150\"\u003eInlet Connection:\u003c\/strong\u003e 3\/8\" MPT\u003c\/p\u003e\n\u003cp data-start=\"2161\" data-end=\"2192\"\u003e\u003cstrong data-start=\"2161\" data-end=\"2183\"\u003eOutlet Connection:\u003c\/strong\u003e 3\/8\" MPT\u003c\/p\u003e\n\u003cp data-start=\"2194\" data-end=\"2231\"\u003e\u003cstrong data-start=\"2194\" data-end=\"2213\"\u003eOperation Type:\u003c\/strong\u003e Pressure Actuated\u003c\/p\u003e\n\u003cp data-start=\"2233\" data-end=\"2257\"\u003e\u003cstrong data-start=\"2233\" data-end=\"2253\"\u003eOEM Replacement:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003chr data-start=\"2259\" data-end=\"2262\"\u003e\n\u003ch2 data-section-id=\"29hmbp\" data-start=\"2264\" data-end=\"2295\"\u003eHow the 7500S Unloader Works\u003c\/h2\u003e\n\u003cp data-start=\"2297\" data-end=\"2374\"\u003eThe 7500S automatically regulates pressure within the pressure washer system.\u003c\/p\u003e\n\u003cp data-start=\"2376\" data-end=\"2407\"\u003eWhen the spray gun is released:\u003c\/p\u003e\n\u003cul data-start=\"2409\" data-end=\"2614\"\u003e\n\u003cli data-section-id=\"d1p6j2\" data-start=\"2409\" data-end=\"2442\"\u003eWater flow stops at the nozzle.\u003c\/li\u003e\n\u003cli data-section-id=\"wvw5y0\" data-start=\"2443\" data-end=\"2467\"\u003eSystem pressure rises.\u003c\/li\u003e\n\u003cli data-section-id=\"1v8pnv7\" data-start=\"2468\" data-end=\"2507\"\u003eThe unloader shifts into bypass mode.\u003c\/li\u003e\n\u003cli data-section-id=\"1j7z2uh\" data-start=\"2508\" data-end=\"2557\"\u003eWater is redirected through the bypass circuit.\u003c\/li\u003e\n\u003cli data-section-id=\"6is28m\" data-start=\"2558\" data-end=\"2614\"\u003eThe pump is protected from excessive pressure buildup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2616\" data-end=\"2647\"\u003eWhen the trigger gun is pulled:\u003c\/p\u003e\n\u003cul data-start=\"2649\" data-end=\"2754\"\u003e\n\u003cli data-section-id=\"13gl2my\" data-start=\"2649\" data-end=\"2689\"\u003eWater flow resumes through the outlet.\u003c\/li\u003e\n\u003cli data-section-id=\"bcz1ag\" data-start=\"2690\" data-end=\"2723\"\u003eOperating pressure is restored.\u003c\/li\u003e\n\u003cli data-section-id=\"c3uwtz\" data-start=\"2724\" data-end=\"2754\"\u003eCleaning continues normally.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2756\" data-end=\"2876\"\u003eThis automatic operation reduces wear on pumps, hoses, fittings, and spray guns while maintaining safe system operation.\u003c\/p\u003e\n\u003chr data-start=\"2878\" data-end=\"2881\"\u003e\n\u003ch2 data-section-id=\"vx2wyp\" data-start=\"2883\" data-end=\"2905\"\u003eCommon Applications\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1pflz4y\" data-start=\"2907\" data-end=\"2952\"\u003eResidential \u0026amp; Commercial Pressure Washers\u003c\/h3\u003e\n\u003cp data-start=\"2954\" data-end=\"2964\"\u003eIdeal for:\u003c\/p\u003e\n\u003cul data-start=\"2966\" data-end=\"3096\"\u003e\n\u003cli data-section-id=\"xvja5y\" data-start=\"2966\" data-end=\"2996\"\u003eResidential pressure washers\u003c\/li\u003e\n\u003cli data-section-id=\"1bhmkg5\" data-start=\"2997\" data-end=\"3034\"\u003eLight commercial cleaning equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1hcbv4i\" data-start=\"3035\" data-end=\"3057\"\u003eProperty maintenance\u003c\/li\u003e\n\u003cli data-section-id=\"d4mmu5\" data-start=\"3058\" data-end=\"3075\"\u003eVehicle washing\u003c\/li\u003e\n\u003cli data-section-id=\"9ezizr\" data-start=\"3076\" data-end=\"3096\"\u003eEquipment cleaning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"m9dt0u\" data-start=\"3098\" data-end=\"3131\"\u003eIndustrial Cleaning Equipment\u003c\/h3\u003e\n\u003cp data-start=\"3133\" data-end=\"3146\"\u003eSuitable for:\u003c\/p\u003e\n\u003cul data-start=\"3148\" data-end=\"3282\"\u003e\n\u003cli data-section-id=\"1ehgjw3\" data-start=\"3148\" data-end=\"3168\"\u003eWash-down stations\u003c\/li\u003e\n\u003cli data-section-id=\"9bm7jy\" data-start=\"3169\" data-end=\"3202\"\u003eAgricultural equipment cleaning\u003c\/li\u003e\n\u003cli data-section-id=\"132r4qe\" data-start=\"3203\" data-end=\"3223\"\u003eService facilities\u003c\/li\u003e\n\u003cli data-section-id=\"5l5kua\" data-start=\"3224\" data-end=\"3249\"\u003eMaintenance departments\u003c\/li\u003e\n\u003cli data-section-id=\"7f427m\" data-start=\"3250\" data-end=\"3282\"\u003eCustom pressure washer systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"gcyyq1\" data-start=\"3284\" data-end=\"3322\"\u003eCompatible Pressure Washer Systems\u003c\/h3\u003e\n\u003cp data-start=\"3324\" data-end=\"3337\"\u003eDesigned for:\u003c\/p\u003e\n\u003cul data-start=\"3339\" data-end=\"3488\"\u003e\n\u003cli data-section-id=\"1yvp0v6\" data-start=\"3339\" data-end=\"3367\"\u003eCAT Pumps 2SF series pumps\u003c\/li\u003e\n\u003cli data-section-id=\"1d973ig\" data-start=\"3368\" data-end=\"3399\"\u003eDirect-drive pressure washers\u003c\/li\u003e\n\u003cli data-section-id=\"e1w54q\" data-start=\"3400\" data-end=\"3429\"\u003eBelt-drive pressure washers\u003c\/li\u003e\n\u003cli data-section-id=\"g7mqf6\" data-start=\"3430\" data-end=\"3458\"\u003eHot water pressure washers\u003c\/li\u003e\n\u003cli data-section-id=\"1l5zndh\" data-start=\"3459\" data-end=\"3488\"\u003eCold water pressure washers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3490\" data-end=\"3493\"\u003e\n\u003ch2 data-section-id=\"ctfpuh\" data-start=\"3495\" data-end=\"3518\"\u003ePerformance Benefits\u003c\/h2\u003e\n\u003cul data-start=\"3520\" data-end=\"3742\"\u003e\n\u003cli data-section-id=\"1bl7wox\" data-start=\"3520\" data-end=\"3550\"\u003eReliable pressure regulation\u003c\/li\u003e\n\u003cli data-section-id=\"1nzrik5\" data-start=\"3551\" data-end=\"3576\"\u003eSmooth bypass operation\u003c\/li\u003e\n\u003cli data-section-id=\"1bb2u3x\" data-start=\"3577\" data-end=\"3603\"\u003eImproved pump protection\u003c\/li\u003e\n\u003cli data-section-id=\"1ero2xq\" data-start=\"3604\" data-end=\"3629\"\u003eReduced pressure spikes\u003c\/li\u003e\n\u003cli data-section-id=\"1gpagnp\" data-start=\"3630\" data-end=\"3663\"\u003eConsistent cleaning performance\u003c\/li\u003e\n\u003cli data-section-id=\"1oa16xv\" data-start=\"3664\" data-end=\"3689\"\u003eExtended equipment life\u003c\/li\u003e\n\u003cli data-section-id=\"1croupn\" data-start=\"3690\" data-end=\"3716\"\u003eDurable OEM construction\u003c\/li\u003e\n\u003cli data-section-id=\"2ks8i6\" data-start=\"3717\" data-end=\"3742\"\u003eLower maintenance costs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3744\" data-end=\"3747\"\u003e\n\u003ch2 data-section-id=\"x2tt67\" data-start=\"3749\" data-end=\"3793\"\u003eSigns an Unloader Valve Needs Replacement\u003c\/h2\u003e\n\u003cp data-start=\"3795\" data-end=\"3830\"\u003eReplace the unloader if you notice:\u003c\/p\u003e\n\u003cul data-start=\"3832\" data-end=\"4034\"\u003e\n\u003cli data-section-id=\"zta6im\" data-start=\"3832\" data-end=\"3855\"\u003ePressure fluctuations\u003c\/li\u003e\n\u003cli data-section-id=\"irubn0\" data-start=\"3856\" data-end=\"3883\"\u003eReduced cleaning pressure\u003c\/li\u003e\n\u003cli data-section-id=\"ldy9cv\" data-start=\"3884\" data-end=\"3914\"\u003eWater leaks around the valve\u003c\/li\u003e\n\u003cli data-section-id=\"op63ib\" data-start=\"3915\" data-end=\"3946\"\u003eDifficulty adjusting pressure\u003c\/li\u003e\n\u003cli data-section-id=\"1vz4ts\" data-start=\"3947\" data-end=\"3978\"\u003eInconsistent bypass operation\u003c\/li\u003e\n\u003cli data-section-id=\"1n6rxvr\" data-start=\"3979\" data-end=\"4005\"\u003eDelayed trigger response\u003c\/li\u003e\n\u003cli data-section-id=\"wk4w4r\" data-start=\"4006\" data-end=\"4034\"\u003eInternal wear or corrosion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4036\" data-end=\"4039\"\u003e\n\u003ch2 data-section-id=\"16dprsq\" data-start=\"4041\" data-end=\"4062\"\u003eInstallation Notes\u003c\/h2\u003e\n\u003col data-start=\"4064\" data-end=\"4458\"\u003e\n\u003cli data-section-id=\"1rd475\" data-start=\"4064\" data-end=\"4148\"\u003eVerify compatibility with your pressure washer pump and operating specifications.\u003c\/li\u003e\n\u003cli data-section-id=\"1v6wnqw\" data-start=\"4149\" data-end=\"4212\"\u003eApply thread sealant to threaded connections where required.\u003c\/li\u003e\n\u003cli data-section-id=\"1y9ehtz\" data-start=\"4213\" data-end=\"4285\"\u003eInstall the unloader according to the manufacturer's recommendations.\u003c\/li\u003e\n\u003cli data-section-id=\"noqk6c\" data-start=\"4286\" data-end=\"4349\"\u003eAdjust operating pressure using a calibrated pressure gauge.\u003c\/li\u003e\n\u003cli data-section-id=\"bamkyy\" data-start=\"4350\" data-end=\"4423\"\u003eTest bypass operation before returning the pressure washer to service.\u003c\/li\u003e\n\u003cli data-section-id=\"19o1s9f\" data-start=\"4424\" data-end=\"4458\"\u003eInspect all fittings for leaks.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-start=\"4460\" data-end=\"4602\"\u003e\u003cstrong data-start=\"4460\" data-end=\"4474\"\u003eImportant:\u003c\/strong\u003e Ensure all pressure washer components, including hoses, spray guns, and nozzles, are rated for the intended operating pressure.\u003c\/p\u003e\n\u003chr data-start=\"4604\" data-end=\"4607\"\u003e\n\u003ch2 data-section-id=\"8fimbm\" data-start=\"4609\" data-end=\"4639\"\u003eMaintenance Recommendations\u003c\/h2\u003e\n\u003cul data-start=\"4641\" data-end=\"4956\"\u003e\n\u003cli data-section-id=\"vakiz1\" data-start=\"4641\" data-end=\"4693\"\u003eInspect the unloader regularly for leaks and wear.\u003c\/li\u003e\n\u003cli data-section-id=\"93h25t\" data-start=\"4694\" data-end=\"4757\"\u003eVerify proper pressure adjustment during routine maintenance.\u003c\/li\u003e\n\u003cli data-section-id=\"q3d7yn\" data-start=\"4758\" data-end=\"4794\"\u003eKeep inlet water filtration clean.\u003c\/li\u003e\n\u003cli data-section-id=\"fgacae\" data-start=\"4795\" data-end=\"4849\"\u003eMonitor bypass operation for consistent performance.\u003c\/li\u003e\n\u003cli data-section-id=\"1upfe9e\" data-start=\"4850\" data-end=\"4902\"\u003eReplace worn seals or rebuild the valve as needed.\u003c\/li\u003e\n\u003cli data-section-id=\"sy7m26\" data-start=\"4903\" data-end=\"4956\"\u003eFollow CAT Pumps recommended maintenance intervals.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CAT Pumps","offers":[{"title":"Default Title","offer_id":53432690835819,"sku":null,"price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/7500S2SFUNLOADER.jpg?v=1782667972","url":"https:\/\/generalsprayers.com\/products\/cat-7500s-2sf-pressure-washer-unloader-valve-1-6-gpm-100-2000-psi-oem-replacement-part","provider":"GeneralSprayers","version":"1.0","type":"link"}