{"product_id":"milwaukee-2820-21cs-m18-switch-tank-4-gallon-backpack-concrete-sprayer-kit","title":"Milwaukee 2820-21CS M18 SWITCH TANK 4-Gallon Backpack Concrete Sprayer Kit","description":"\u003cdiv id=\"milwaukee-2820-21cs-concrete-sprayer\"\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 22px; font-weight: bold; line-height: 1.3; display: block;\"\u003e\u003cbr\u003e\nMilwaukee 2820-21CS M18 SWITCH TANK 4-Gallon Backpack Concrete Sprayer Kit\u003cbr\u003e\nCordless Battery-Powered Sprayer with Interchangeable Tank System\u003cbr\u003e\n\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"product-detail\" style=\"font-size: 15px; line-height: 1.6;\"\u003e\n\u003cp\u003eThe Milwaukee 2820-21CS Concrete Sprayer is a cordless M18 SWITCH TANK backpack sprayer designed for concrete professionals who need consistent spraying performance without manual pumping. Featuring an interchangeable tank system, this battery-powered sprayer delivers adjustable pressure control for demanding jobsite applications.\u003c\/p\u003e\n\u003cp\u003ePowered by the M18 system, the 2820-21CS provides instant, constant pressure up to 120 PSI with a spray distance of up to 25 feet. The five-mode pressure adjustment knob allows users to select the appropriate pressure level between 20–120 PSI for different concrete spraying requirements.\u003c\/p\u003e\n\u003cp\u003eThe 4-Gallon Concrete Sprayer Tank Assembly features a dual diaphragm pump for extended pump life and Viton® seals designed to handle harsh chemicals. The isolated pump, hose, and wand design helps reduce cross-chemical contamination while allowing easy tank replacement.\u003c\/p\u003e\n\u003cp\u003eDesigned for concrete contractors and professional applications, the Milwaukee M18 SWITCH TANK Concrete Sprayer includes comfortable backpack straps, a transport handle, wide tank opening, and integrated strainer for easier filling and operation.\u003c\/p\u003e\n\u003ch3 style=\"font-size: 16px; margin-top: 12px;\"\u003eKey Features – Milwaukee 2820-21CS Concrete Sprayer\u003c\/h3\u003e\n\u003cul style=\"padding-left: 18px;\"\u003e\n\u003cli\u003eM18 SWITCH TANK 4-Gallon cordless backpack concrete sprayer\u003c\/li\u003e\n\u003cli\u003eInterchangeable tank design eliminates manual pumping\u003c\/li\u003e\n\u003cli\u003eAdjustable pressure from 20–120 PSI\u003c\/li\u003e\n\u003cli\u003eUp to 25 ft spray distance\u003c\/li\u003e\n\u003cli\u003eFive-mode pressure adjustment control\u003c\/li\u003e\n\u003cli\u003eDual diaphragm pump for extended pump life\u003c\/li\u003e\n\u003cli\u003eViton® seals for chemical durability\u003c\/li\u003e\n\u003cli\u003eUp to 12 tanks per charge with M18 REDLITHIUM XC3.0 Battery\u003c\/li\u003e\n\u003cli\u003eWide backpack straps for extended spraying comfort\u003c\/li\u003e\n\u003cli\u003eWide mouth opening and strainer for cleaner filling\u003c\/li\u003e\n\u003cli\u003eReplaceable tank assembly reduces ownership costs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"font-size: 16px; margin-top: 12px;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; margin-top: 10px; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #f4f4f4;\"\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eMilwaukee\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e2820-21CS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eCordless Backpack Concrete Sprayer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eBattery System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eM18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eTank Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e4 Gallons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003ePressure Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e20 – 120 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eMaximum Spray Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e25 Feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003ePump Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eDual Diaphragm Pump\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eTank System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eInterchangeable SWITCH TANK System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eRuntime\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eUp to 12 Tanks Per Charge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003eSeals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eViton® Seals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cstrong\u003ePressure Adjustment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e5-Mode Pressure Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"font-size: 16px; margin-top: 12px;\"\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul style=\"padding-left: 18px;\"\u003e\n\u003cli\u003eConcrete contractors\u003c\/li\u003e\n\u003cli\u003eConcrete curing applications\u003c\/li\u003e\n\u003cli\u003eConstruction job sites\u003c\/li\u003e\n\u003cli\u003eSurface treatment spraying\u003c\/li\u003e\n\u003cli\u003eProfessional maintenance work\u003c\/li\u003e\n\u003cli\u003eIndustrial spraying applications\u003c\/li\u003e\n\u003cli\u003eCommercial construction projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAvailable at \u003ca href=\"https:\/\/www.toolking.com\"\u003eToolKing.com\u003c\/a\u003e – trusted supplier of professional Milwaukee cordless tools, M18 solutions, sprayers, and industrial-grade equipment for demanding jobsite applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n","brand":"Milwaukee","offers":[{"title":"Default Title","offer_id":54688929087854,"sku":"Milwaukee 2820-21CS","price":499.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/5178\/2766\/files\/2820-21CS.png?v=1788225186","url":"https:\/\/toolking.com\/products\/milwaukee-2820-21cs-m18-switch-tank-4-gallon-backpack-concrete-sprayer-kit","provider":"ToolKing.com","version":"1.0","type":"link"}