{"product_id":"leader-mix-ar-50-275-gpm-vehicle-mounted-automatic-foam-proportioner","title":"Leader MIX AR 50–275 GPM Vehicle Mounted Automatic Foam Inductor","description":"\u003ch2 data-end=\"350\" data-start=\"263\"\u003e\u003cstrong data-end=\"350\" data-start=\"266\"\u003eLeader MIX AR – Vehicle Mounted Automatic Foam Proportioning System (50–275 GPM)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-end=\"819\" data-start=\"352\"\u003eThe\u003cstrong\u003e \u003c\/strong\u003eLeader MIX AR Vehicle Mounted Automatic Foam Proportioning System is a fully autonomous mechanical foam dosing system designed for fire apparatus and fixed foam installations. Built around trusted 100 % mechanical proportioning technology, this system provides reliable and accurate induction of foam concentrate into the water stream across a wide range of flow conditions without requiring an external power source. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"824\" data-start=\"821\"\u003e\n\u003ch3 data-end=\"853\" data-start=\"826\"\u003e\u003cstrong data-end=\"853\" data-start=\"829\"\u003eOperational Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1336\" data-start=\"855\"\u003eThe Leader MIX AR system uses a simple yet robust mechanical venturi-based automatic dosing design — a method widely recognized in the fire service as a practical compromise between traditional venturi foam eductors and complex electronic dosing systems. These systems adapt instantly to flow variations, maintain consistent foam concentrate ratios, and require minimal maintenance due to their lack of electronics or power components. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"1641\" data-start=\"1338\"\u003eInstalled directly onto a vehicle’s foam plumbing or fixed foam system, the Leader MIX AR is intended for frequent use by municipal fire departments, industrial fire brigades, and other professional response teams that value durability, reliability, and simplicity. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"1646\" data-start=\"1643\"\u003e\n\u003ch3 data-end=\"1663\" data-start=\"1648\"\u003e\u003cstrong data-end=\"1663\" data-start=\"1651\"\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1741\" data-start=\"1665\"\u003eBased on independent sources describing Leader automatic foam proportioners:\u003c\/p\u003e\n\u003cul data-end=\"2454\" data-start=\"1743\"\u003e\n\u003cli data-end=\"1899\" data-start=\"1743\"\u003e\n\u003cp data-end=\"1899\" data-start=\"1745\"\u003eAutomatic and autonomous mechanical dosing: Adjusts foam induction based on flow without electronics or power. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2060\" data-start=\"1900\"\u003e\n\u003cp data-end=\"2060\" data-start=\"1902\"\u003eWide flow adaptability: Designed to provide accurate foam proportioning throughout the 50–275 GPM operating range. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2198\" data-start=\"2061\"\u003e\n\u003cp data-end=\"2198\" data-start=\"2063\"\u003eDurable, simple design: Requires minimal maintenance compared to electronic dosing systems. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2321\" data-start=\"2199\"\u003e\n\u003cp data-end=\"2321\" data-start=\"2201\"\u003eIntegrated control panel: Mounted configuration allows easy operation directly from vehicle or fixed installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2454\" data-start=\"2322\"\u003e\n\u003cp data-end=\"2454\" data-start=\"2324\"\u003eProfessional-grade performance: Suitable for Class A, Class B, and AR foam concentrates in demanding fire response conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2459\" data-start=\"2456\"\u003e\n\u003ch3 data-end=\"2480\" data-start=\"2461\"\u003e\u003cstrong\u003eHow It Works\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"2873\" data-start=\"2482\"\u003eLeader’s automatic foam proportioners operate by creating a controlled venturi effect that draws foam concentrate into the water stream proportional to the flow rate. Because the system adjusts mechanically, it keeps foam concentrations within desired settings even as water pressure and flow change — a key advantage in dynamic fireground environments. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"3122\" data-start=\"2875\"\u003eThis mechanical method has been widely adopted in modern fire apparatus because it provides reliable and repeatable foam dosing without the complexity and maintenance challenges of electronic metering systems. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"3127\" data-start=\"3124\"\u003e\n\u003ch3 data-end=\"3148\" data-start=\"3129\"\u003e\u003cstrong data-end=\"3148\" data-start=\"3132\"\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"3225\" data-start=\"3150\"\u003eThe Leader MIX AR Vehicle Mounted Automatic Foam Proportioner is ideal for:\u003c\/p\u003e\n\u003cul data-end=\"3447\" data-start=\"3227\"\u003e\n\u003cli data-end=\"3265\" data-start=\"3227\"\u003e\n\u003cp data-end=\"3265\" data-start=\"3229\"\u003eFire apparatus foam delivery systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3318\" data-start=\"3266\"\u003e\n\u003cp data-end=\"3318\" data-start=\"3268\"\u003eFixed or semi-fixed foam suppression installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3366\" data-start=\"3319\"\u003e\n\u003cp data-end=\"3366\" data-start=\"3321\"\u003eHigh-demand structural firefighting scenarios\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3408\" data-start=\"3367\"\u003e\n\u003cp data-end=\"3408\" data-start=\"3369\"\u003eIndustrial facility fire response teams\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3447\" data-start=\"3409\"\u003e\n\u003cp data-end=\"3447\" data-start=\"3411\"\u003eMunicipal and mutual-aid departments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3452\" data-start=\"3449\"\u003e\n\u003ch3 data-start=\"171\" data-end=\"201\"\u003e\u003cstrong data-start=\"174\" data-end=\"201\"\u003eAvailable Configuration\u003c\/strong\u003e\u003c\/h3\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=\"203\" data-end=\"497\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"203\" data-end=\"254\"\u003e\n\u003ctr data-start=\"203\" data-end=\"254\"\u003e\n\u003cth data-start=\"203\" data-end=\"219\" data-col-size=\"md\" class=\"\"\u003eConfiguration\u003c\/th\u003e\n\u003cth data-start=\"219\" data-end=\"233\" data-col-size=\"lg\" class=\"\"\u003eDescription\u003c\/th\u003e\n\u003cth data-start=\"233\" data-end=\"254\" data-col-size=\"sm\" class=\"\"\u003ePart Number \/ SKU\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"305\" data-end=\"497\"\u003e\n\u003ctr data-start=\"305\" data-end=\"497\"\u003e\n\u003ctd data-start=\"305\" data-end=\"370\" data-col-size=\"md\"\u003eVehicle-Mounted Automatic Foam Proportioner with Control Panel\u003c\/td\u003e\n\u003ctd data-start=\"370\" data-end=\"483\" data-col-size=\"lg\"\u003eFixed automatic foam dosing system with integrated control panel for vehicle or fixed installation, 50–275 GPM\u003c\/td\u003e\n\u003ctd data-start=\"483\" data-end=\"497\" data-col-size=\"sm\"\u003ei40.90.119\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003chr data-end=\"3719\" data-start=\"3716\"\u003e\n\u003ch3 data-end=\"3733\" data-start=\"3721\"\u003e\u003cstrong data-end=\"3733\" data-start=\"3724\"\u003eNotes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"4095\" data-start=\"3735\"\u003eThe Leader MIX AR system is based on proven mechanical proportioning principles that require no external electrical power. System performance is consistent across its rated flow range and adaptable to a wide variety of foam concentrates. Product specifications may evolve over time; consult manufacturer documentation or authorized dealers for current details.\u003c\/p\u003e","brand":"Leader","offers":[{"title":"Default Title","offer_id":45164595478667,"sku":"i40.90.119","price":11159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/8346\/8683\/files\/LeaderMix_50-275_134fd26d-de84-43e0-9a85-60ab93550878.jpg?v=1770257405","url":"https:\/\/mainresponse.com\/products\/leader-mix-ar-50-275-gpm-vehicle-mounted-automatic-foam-proportioner","provider":"Main Response","version":"1.0","type":"link"}