{"product_id":"waterway-superpro-power-defender-booster-pump-seal-plate-311-8300b","title":"Waterway SuperPro \u0026 Power Defender Booster Pump Seal Plate | 311-8300B","description":"\u003cp data-start=\"55\" data-end=\"896\"\u003eThe \u003cstrong data-start=\"86\" data-end=\"127\"\u003e\u003cspan class=\"inline align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003e\u003cspan class=\"hover:entity-accent entity-underline cursor-pointer\"\u003eSuper‑Pro 311‑8300 Booster Pump Seal Plate\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e (Part # 311-8300B) is a genuine replacement seal plate designed for Waterway-brand Super-Pro and Power Defender booster pumps. This essential booster pump service part creates a secure, leak-resistant back faceplate between the pump housing and motor, helping maintain optimal internal alignment and efficient water flow. Built from corrosion-resistant materials for long-lasting performance in demanding pool environments, the 311-8300B seal plate simplifies maintenance and repairs by restoring proper sealing and pressure integrity in pressure-side booster pump systems. It’s ideal for DIY pool technicians and professional service techs replacing worn or damaged booster pump components to ensure continued reliable operation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"898\" data-end=\"912\"\u003eHighlights\u003c\/h3\u003e\n\u003cul data-start=\"914\" data-end=\"1716\"\u003e\n\u003cli data-start=\"914\" data-end=\"1071\"\u003e\n\u003cp data-start=\"916\" data-end=\"1071\"\u003e\u003cstrong data-start=\"916\" data-end=\"942\"\u003eOEM-Grade Replacement:\u003c\/strong\u003e Designed to match original booster pump specifications for reliable fit and performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1072\" data-end=\"1228\"\u003e\n\u003cp data-start=\"1074\" data-end=\"1228\"\u003e\u003cstrong data-start=\"1074\" data-end=\"1098\"\u003eLeak-Resistant Seal:\u003c\/strong\u003e Provides a secure back faceplate seal to prevent water loss and maintain pump efficiency. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1229\" data-end=\"1385\"\u003e\n\u003cp data-start=\"1231\" data-end=\"1385\"\u003e\u003cstrong data-start=\"1231\" data-end=\"1256\"\u003eDurable Construction:\u003c\/strong\u003e Molded from corrosion-resistant materials suited for pool environments and frequent use. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1386\" data-end=\"1553\"\u003e\n\u003cp data-start=\"1388\" data-end=\"1553\"\u003e\u003cstrong data-start=\"1388\" data-end=\"1415\"\u003ePump Alignment Support:\u003c\/strong\u003e Helps maintain correct alignment between motor and housing, reducing wear on internal components. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1554\" data-end=\"1716\"\u003e\n\u003cp data-start=\"1556\" data-end=\"1716\"\u003e\u003cstrong data-start=\"1556\" data-end=\"1587\"\u003eMaintenance \u0026amp; Repair Ready:\u003c\/strong\u003e Ideal service part for restoring pressure-side booster pumps to optimal working condition.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWaterway SuperPro Booster Pumps\u003c\/li\u003e\n\u003cli\u003eWaterway Power Defender Booster Pumps\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Waterway","offers":[{"title":"Default Title","offer_id":52697260130604,"sku":"311-8300B","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/1943\/3260\/files\/WaterwaySuperPro_PowerDefenderBoosterPumpSealPlate311-8300B_2.jpg?v=1777144821","url":"https:\/\/www.sospool.com\/products\/waterway-superpro-power-defender-booster-pump-seal-plate-311-8300b","provider":"SOS Pool \u0026 Spa Supplies","version":"1.0","type":"link"}