{"product_id":"shurflo-aqua-king-ii-fresh-water-pump-275-4158153e75","title":"Shurflo Aqua King II Fresh Water Pump | 4.0 GPM | 275-4158153E75","description":"\u003ch2\u003eShurflo Aqua King II Fresh Water Pump — 4.0 GPM\u003c\/h2\u003e\u003cp\u003eReliable, consistent freshwater pressure for boats with multiple fixtures. The Shurflo Aqua King II delivers smooth, steady flow to your galley, head, and shower without the pressure spikes or constant cycling that come with basic pump setups.\u003c\/p\u003e\u003cp\u003eA built-in mechanical bypass automatically adjusts flow to match demand — from a slow trickle at the tap to full pressure at the shower — without needing a separate accumulator tank. The motor is built for the marine environment and can run dry without damage, so a low tank won’t cause a costly failure.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMechanical bypass varies flow rate automatically — no accumulator required\u003c\/li\u003e\n\u003cli\u003eOperates smoothly at low flow without cycling on and off\u003c\/li\u003e\n\u003cli\u003eElectro-coated seamless motor shell resists corrosion\u003c\/li\u003e\n\u003cli\u003eO-ring sealed end bells and fully sealed wire entries on motor and pressure switch\u003c\/li\u003e\n\u003cli\u003eDry-run safe — pump will not be damaged if run without water\u003c\/li\u003e\n\u003cli\u003eIgnition protected and thermally protected\u003c\/li\u003e\n\u003cli\u003eIncludes inlet strainer and 1\/2\" hose barb fittings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e A strong fit for mid-size cruising and fishing boats with two or three water outlets where consistent pressure matters but peak flow demand is moderate. If your vessel has higher simultaneous demand — multiple heads, a shower, and a galley all running at once — step up to the \u003ca href=\"\/products\/shurflo-aqua-king-ii-supreme-fresh-water-pump-5-0-gpm-275-4158163e75\"\u003eShurflo Aqua King II Supreme (5.0 GPM)\u003c\/a\u003e for greater flow capacity. For a complete dual-pump freshwater and washdown solution, see the \u003ca href=\"\/products\/shurflo-high-flow-system-ii-dual-freshwater-pump-system-5-0-gpm\"\u003eShurflo High Flow System II\u003c\/a\u003e. Need a replacement part for an existing Shurflo pump? See the \u003ca href=\"\/products\/shurflo-pump-replacement-cartridge\"\u003eShurflo Pump Replacement Cartridge\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eSKU: 275-4158153E75\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51199425314852,"sku":"275-4158153E75","price":869.49,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/275-4148153E75_5ce40cf9-eeb7-48e0-b2c1-e1ed3de11d65.jpg?v=1785605218","url":"https:\/\/marisolmarine.com\/products\/shurflo-aqua-king-ii-fresh-water-pump-275-4158153e75","provider":"Marisol Marine Company","version":"1.0","type":"link"}