{"title":"Submersible Pressure Pumps","description":"\u003cp\u003e\u003cspan\u003eDeliver water from your tank to your home or garden with a clean-water pressure pump designed to operate submerged in the water supply.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur current model includes integrated automatic controls that start and stop the pump as water is used, plus dry-run protection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe right choice depends on your water demand, required pressure, pipework and elevation. \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNeed help choosing?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Read our \u003c\/span\u003e\u003ca href=\"https:\/\/pumpandpurify.co.nz\/pages\/typical-pump-flow-requirements\"\u003e\u003cstrong\u003e\u003cspan\u003eChoosing a Pump\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003cspan\u003e guide or contact us for straightforward advice.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"submersible-pressure-pump-with-integrated-electronics","title":"Submersible Pressure Pump with Integrated Controls","description":"\u003ch3\u003e\u003cspan\u003eOverview\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAutomatic water delivery—from inside your tank\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe Subtron-50 is a submersible clean-water pressure pump for household water systems, garden watering and other applications requiring pressurised water.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDesigned to operate submerged in your water supply, it includes integrated controls that automatically start the pump when water is used and stop it when demand ends. Built-in dry-run protection helps protect the pump if water becomes unavailable.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA compact alternative to a surface-mounted pump with a separate controller.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSuitability depends on your required flow and pressure, pipework, elevation and any filtration equipment. Check the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePerformance\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e tab or contact us for help choosing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003e\u003cstrong\u003ePlease note this pump has a maximum of seven stop\/starts per two minutes. Once it reaches this, it will need to be restarted. A pressure tank is essential. \u003c\/strong\u003e\u003c\/b\u003eContact us to discuss suitable options.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePerformance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum head:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 50 metres\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum pressure:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e approximately 71 PSI \/ 4.9 bar\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum flow:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 100 litres per minute\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eController start pressure:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2.2 bar\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum submergence:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 7 metres\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMaximum head and maximum flow are separate limits.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Refer to the pump curve for the pressure available at your required flow.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAllow for elevation, pipework and filtration losses when checking whether the pump will deliver enough pressure at your outlets.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMotor power:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1,200 watts \/ 1.2kW\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePower supply:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 240V, single phase, 50Hz\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCurrent:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4.6A\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOutlet connection:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1\" \/ 25mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePower cable:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 10 metres\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eLiquid temperature range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0–35°C\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDuty rating:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Continuous\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eIngress protection rating:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e IP68\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eInsulation class:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e F\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDimensions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 900mm high × 125mm wide\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNet weight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 12kg\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eConstruction \u0026amp; Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePump body:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e AISI 304 stainless steel\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eImpellers and diffusers:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Glass-reinforced Noryl\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMechanical seal:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Carbon \/ ceramic \/ nitrile\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAutomatic operation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Integrated electronic pressure switch and flow sensor\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDry-run protection:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Built in\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eNon-return valve:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Built in\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMotor protection:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Automatic-reset thermal overload protection\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWarranty:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/pumpandpurify.co.nz\/pages\/general-warranty-terms\"\u003e\u003cspan\u003e2-year manufacturing defect warranty—view terms\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eFAQs\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWill this pump suit my home?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe right pump depends on your simultaneous water demand and required pressure. Send us your water source, pipe lengths and sizes, elevation difference and filtration details so we can help check suitability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDoes it sit inside the tank?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYes. It is designed to operate submerged in clean water. Follow the supplied installation instructions, including the required water coverage and maximum submergence depth.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDo I need a separate controller?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eNo. Automatic start and stop controls are integrated into the pump.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWill it provide constant pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe controls automate operation; they do not maintain one fixed pressure. Available pressure varies with flow and the demands of your installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eShould I add a pressure tank?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eThis pump has a maximum of seven stop\/starts per two minutes. Once it reaches this, it will need to be restarted. A pressure tank is essential. \u003c\/strong\u003eContact us for help choosing the tank size and settings.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDoes it need priming?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eIt operates submerged, so it does not draw water through a suction pipe like a surface pump. Follow the supplied venting and commissioning instructions before starting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhat happens if the tank runs out of water?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eBuilt-in dry-run protection helps protect the pump. However, the required water coverage must be maintained, and repeated low-water events should be investigated.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCan it supply sprinklers or garden irrigation?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eYes, provided the required flow and pressure are within the pump’s performance range. Check the combined demand of the sprinklers that will operate together.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCan it pump dirty water?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThis model is intended for clean water. Choose a purpose-designed drainage or dirty-water pump for water containing mud or debris.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWill it make my water safe to drink?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eNo. It delivers water but does not filter or disinfect it. Your supply may require testing, filtration and UV treatment. See our \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eWhy Filter Your Water?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e guide.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCan it supply an uphill property or two-storey home?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003ePossibly. Elevation, pipework and filtration reduce the pressure available at your outlets. Contact us so we can check the required flow and pressure against the pump’s performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAre spare parts available?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eContact us with the model\/SKU, photos and details of the part required. We can confirm the correct replacement and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eNeed help choosing?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003eRead our \u003ca href=\"https:\/\/pumpandpurify.co.nz\/pages\/typical-pump-flow-requirements\"\u003e\u003cstrong\u003e\u003cspan\u003eChoosing a Pump\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e guide or \u003cstrong\u003e\u003ca href=\"https:\/\/pumpandpurify.co.nz\/pages\/where-to-find-pump-purify\"\u003econtact us\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Model Subtron-50","offers":[{"title":"Default Title","offer_id":40107267620922,"sku":"SUBTRON50","price":1125.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0212\/0212\/files\/Cutaway_rainwater_tank_with_submerged_pump.png?v=1791698088"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0212\/0212\/collections\/Submersible_Pump_beside_rain_tnk.png?v=1791697380","url":"https:\/\/pumpandpurify.co.nz\/collections\/submersible-pressure-pumps.oembed","provider":"Pump \u0026 Purify","version":"1.0","type":"link"}