{"product_id":"amt-amt-self-priming-booster-pumps","title":"AMT Self-Priming Booster Pumps","description":"\u003cp\u003e\u003cspan\u003eAMT Sprinkler\/Booster pumps feature 300 Series Investment cast stainless steel closed impellers for high efficiency and resistance against erosion caused by abrasive particles. All models self-prime to 20 feet. Single stage models feature dual volute design to reduce radial load on motor and a built-in check valve to ensure fast priming after initial liquid is added to the pump. Cast iron construction provides durability and low maintenance. Easy cleanout design includes replaceable dual volute\/diffuser and casing o ring for servicing. Twostage models provide additional pressure in fractional horsepower sizes for multi-sprinkler head applications. Type 21 mechanical seals handle maximum working pressure to 150 PSI. Pumps are available from 3\/4 to 7-1\/2 HP with Open Drip Proof (ODP) or Totally Enclosed Fan Cooled (TEFC) motors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Cast Iron Construction with 300 Series Investment Cast Stainless Steel Impellers\u003cbr\u003e• Buna-N Mechanical Seal and O-Ring\u003cbr\u003e• Optional Viton® Seal, Check Valve and O-Ring Available on Single Stage Models\u003cbr\u003e• 1-1\/2˝ or 2˝ NPT Ports Sizes\u003cbr\u003e• Maximum Temperature 180° F\u003cbr\u003e• Maximum Flow 157 GPM\u003cbr\u003e• Maximum Head 180 Ft.\u003cbr\u003e• Self-Priming to 20 Ft.\u003cbr\u003e• Single Stage (379\/365 Series) Two Stage (478 Series) Construction\u003cbr\u003e• Single Stage Models Feature Removable Dual Volute Design\u003cbr\u003e• Available with 3\/4 to 7-1\/2 HP Single or Three Phase Motors\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eLiterature\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0654\/1957\/5542\/files\/amt-self-priming-booster-pumps.pdf\" rel=\"noopener\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AMT","offers":[{"title":"Default Title","offer_id":51779098509558,"sku":null,"price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/1957\/5542\/files\/amt-self-priming-booster-pumps.gif?v=1793642201","url":"https:\/\/hmft.com\/fr\/products\/amt-amt-self-priming-booster-pumps","provider":"HMFT","version":"1.0","type":"link"}