{"product_id":"0-75kw-multistage-pressure-pump-high-flow","title":"0.75kW Multistage Pressure Pump – Higher Flow","description":"\u003ch6\u003e\u003cstrong\u003eMultistage Pumps efficiently achieve high pressure \u0026amp; flow at lower power usage with very quiet running. \u003c\/strong\u003e\u003c\/h6\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHigher-flow water delivery for your system\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis 0.75kW horizontal multistage pump offers higher flow at lower pressure than our high-pressure model. It may suit installations where greater water volume is needed and the pressure requirements are more moderate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePump \u0026amp; Purify Multistage pumps have been constructed to a proven design, using high quality metal components, and exacting manufacturing standards.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eUse Multistage Pumps in pressure systems delivering household water, irrigation, washing facilities, feeding troughs and many other applications.\u003c\/p\u003e\n\u003cp\u003eWe recommend that the pump and controller are plugged into a Belkin (or similar) Surge Protection device. RCD's in the power board may not provide sufficient protection from brown-outs, black-outs and power surges.\u003c\/p\u003e\n\u003cp\u003eWe also recommend that a pre-filter is installed inline prior to the pump suction to avoid debris being sucked into the impellers and causing damage.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePerformance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for applications requiring higher delivery pressure. This pump may suit homes with longer pipe runs, an uphill supply or two storeys, provided its performance matches the flow and pressure required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum head:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 38 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 54 PSI \/ 3.7 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 116 litres per minute\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum suction lift:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6 metres, subject to installation conditions\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 The pump curve shows the pressure available at your required flow rate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThis pump is not self-priming.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The pump and suction pipework must be filled with water before starting. A correctly installed non-return valve helps retain prime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNeed help checking suitability? Send us your water source, pipe length and diameter, elevation difference and expected water demand.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMotor:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.75kW, single phase\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 0–70°C\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum operating pressure:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 10 bar\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 IP55\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\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\u003eInlet connection:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1\"\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\"\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10 bar operating-pressure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is separate from the pressure the pump can generate, listed under Performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor pressure and flow at different operating points, see the pump curve in the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePerformance\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e tab. \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFollow the middle line for model -40.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMechanical seal:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Carbon \/ silicon carbide (SiC) \/ EPDM\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSuction and discharge chambers:\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 stages:\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\u003eMotor shaft:\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\u003eBearings:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Low-noise bearings\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMotor protection:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Built-in thermal overload protection\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePower cable:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1.5 metres, fitted with a 15A plug\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\u003cspan\u003e\u003ca href=\"https:\/\/pumpandpurify.co.nz\/pages\/general-warranty-terms\"\u003e2-year manufacturing defect warranty—view terms\u003c\/a\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eControl Options\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eChoose your preferred setup from the dropdown above. The price updates with your selection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePump only\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eFor installations using an existing compatible control system, or where controls will be supplied separately. Contact us if you need help checking compatibility.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePump with automatic pressure controller\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eAutomatically starts the pump when water is used and stops it when demand ends. Suits straightforward installations where the controller’s operating settings match the system requirements. Longer pipe runs and elevation differences need to be considered when selecting controls.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe controller carries a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2-year warranty\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. We recommend suitable \u003c\/span\u003e\u003ca href=\"https:\/\/pumpandpurify.co.nz\/collections\/accessories\"\u003e\u003cspan\u003esurge protection\u003c\/span\u003e\u003c\/a\u003e\u003cspan\u003e to help protect its electronics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePump with mechanical pressure switch and 8L pressure tank\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eProvides adjustable start and stop pressures, with a small water reserve to help reduce frequent pump starts during small water draws.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis setup can be a better choice for more demanding installations, including longer pipe runs, elevation changes or specific pressure requirements. The pressure switch responds to system pressure, while an automatic controller typically starts on a pressure drop and stops when flow ceases. Its operating settings may not suit every installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eLarger pressure tanks are available.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Contact us if you need a larger water reserve or help choosing the right setup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePlease note:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The usable water reserve is less than the tank’s stated capacity and depends on the pressure settings. A pressure tank can reduce cycling, but leaks and dripping taps should still be repaired.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor help choosing, read our \u003c\/span\u003e\u003ca href=\"https:\/\/pumpandpurify.co.nz\/pages\/pressure-tanks-vs-controllers\"\u003e\u003cspan\u003ePressure Tanks vs Controllers guide\u003c\/span\u003e\u003c\/a\u003e\u003cspan\u003e or contact us with details of your installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eFAQs\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThese would make a useful \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFAQs\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e tab for this pump. I’d keep the answers short, with links to the longer guides.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill this pump suit my home?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe right pump depends on your required flow and pressure, water source, pipework and elevation—not simply the number of bathrooms. This model is an option for higher-pressure applications. Send us your installation details and we can help check suitability before you order.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it deliver 80 litres per minute at 81 PSI?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNo. Maximum flow and maximum pressure are separate limits. The pump curve shows how much pressure is available at a particular flow rate. See the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePerformance\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e tab for this model’s curve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this pump self-priming?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNo. The pump and suction pipework must be filled with water before starting. Self-priming pumps can clear air from their suction pipework under specified conditions, but generally still need an initial water fill.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is priming, and how do I do it?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePriming means filling the pump and suction pipework with water and removing trapped air so the pump can move water correctly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith the power isolated, follow the pump’s installation instructions to fill and vent the system through the designated priming point. Refit the plug before starting. \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNever run the pump dry.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e If it does not deliver water, stop it and check the installation rather than leaving it running.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy do I need a non-return valve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA non-return valve allows water to flow in one direction. In a suction-lift installation, a suitable non-return valve—or a foot valve at the submerged inlet—helps prevent water draining back and losing prime. Correct positioning, flow direction and airtight suction connections are essential.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this pump draw water from below its position?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eYes, within its stated maximum suction lift of 6 metres and suitable installation conditions. That figure is a limit, rather than a guarantee for every setup. Pipe length, diameter, fittings and restrictions affect suction performance. Contact us before ordering if your pump will sit above the water level.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould I choose a controller or a pressure tank?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAn automatic controller provides convenient on\/off operation when water is used. A mechanical pressure switch and tank provide adjustable start and stop pressures, with a stored water reserve that helps reduce pump starts.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe right choice depends on your pipework, elevation, pressure requirements and water-use pattern. See our \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePressure Tanks vs Controllers\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e guide for more detail.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use my existing controller or pressure tank?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePossibly, provided the equipment is compatible with this pump and correctly set up. Send us the controller model, tank details and photos of your existing installation so we can help check.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy does my pump keep starting when no taps are being used?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePossible causes include dripping taps, a leaking toilet cistern, pipe leaks or a non-return valve allowing water to drain back. On tank-controlled systems, tank pre-charge or pressure-switch settings may also need checking. A larger tank can reduce starts, but it does not fix a leak.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a filter before the pump?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe pump needs a clean water supply. Where debris could enter, a suitable inlet strainer or correctly sized pre-filter may help protect it. However, a restrictive or blocked filter on the suction side can starve the pump of water. Ask us about the best arrangement for your source and installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need surge protection?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWe recommend suitable surge protection, particularly when using an electronic controller. An RCD provides a different type of electrical protection and does not replace a surge protector. Surge protection also does not guarantee protection against every power-supply problem.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill the pump make my water safe to drink?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNo. A pump moves water; it does not remove contaminants or disinfect it. Rainwater, bore and surface-water supplies 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\u003eAre spare parts available?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eContact us with the model\/SKU, a photo of the pump and details of the part you need. We can confirm the correct replacement and its availability before you order.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhere is this pump made?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis pump is manufactured in China. Country of manufacture alone does not determine quality: materials, component selection, manufacturing standards and testing all matter. See the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eConstruction\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e tab for this model’s materials and warranty information.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cspan\u003eThe priming and valve guidance follows general manufacturer guidance; the instructions supplied with this pump should govern the installation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Model CHLF4-40","offers":[{"title":"Pump Only","offer_id":41738701504570,"sku":"CHLF4-40","price":749.0,"currency_code":"NZD","in_stock":true},{"title":"Pump with Controller","offer_id":41738701537338,"sku":"CHLF4-40PC","price":889.0,"currency_code":"NZD","in_stock":true},{"title":"Pump with Switch Kit \u0026 8L Tank","offer_id":41738701570106,"sku":"CHLF4-40PS\/PT8","price":949.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0212\/0212\/files\/ech_s_6acf9024-0388-404e-b0f6-205e7555e5ff.jpg?v=1697762887","url":"https:\/\/pumpandpurify.co.nz\/products\/0-75kw-multistage-pressure-pump-high-flow","provider":"Pump \u0026 Purify","version":"1.0","type":"link"}