{"product_id":"instaheat-6-5kw-tankless-over-or-under-sink-instant-hot-water-system","title":"Instaheat 6.5kW Tankless Over or Under Sink Instant Hot Water System","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eTransform your kitchen, bathroom, or utility area with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eInstaheat 6.5kW Tankless Instant Hot Water System\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, a compact and powerful solution designed for point-of-use hot water delivery. Whether mounted neatly \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eover or under the sink\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this space-saving unit eliminates the need for a bulky storage tank and long pipe runs, delivering steaming hot water instantly whenever you turn on the tap. With its \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e6.5kW heating capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it rapidly heats water as it flows through the unit, providing a continuous supply without the wait or the worry of running out—perfect for busy households, small offices, caravans, or commercial settings where space is at a premium.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eEngineered for both efficiency and safety, this innovative system features advanced digital controls with a clear display for precise temperature adjustment and monitoring. The tankless design eliminates standby heat loss, reducing energy consumption and lowering utility bills compared to traditional storage heaters. Comprehensive safety features, including \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eleakage protection, overheating protection at 60°C, and a built-in pressure relief valve\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, ensure complete peace of mind during operation. With its ultra-compact dimensions (just 20cm long) and flexible installation options, the Instaheat 6.5kW delivers reliable, on-demand hot water exactly where you need it most.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eFlexible Over or Under Sink Installation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ultra-compact design fits neatly above or below the sink, saving valuable space and eliminating long pipe runs for instant hot water.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003ePowerful 6.5kW Instant Heating:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Delivers continuous hot water on demand—no waiting for a tank to reheat, ideal for kitchens, bathrooms, and utility rooms.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSpace-Saving Compact Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Incredibly small footprint (Height: 18cm, Width: 8cm, Length: 20cm) fits easily into tight spaces where traditional heaters won't.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eDigital Temperature Control:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Features temperature adjustment and digital display for easy monitoring and precise setting of your preferred water temperature.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eTemperature Memory Function:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Automatically remembers your last temperature setting, so you don't need to readjust each time you use the heater.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eComprehensive Safety Protection:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Built-in leakage protection, overheat protection (cuts out at 60°C), and a built-in pressure relief valve prevent accidents and damage.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eEfficient Point-of-Use Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Eliminates standby heat loss from storage tanks, reducing energy consumption and providing endless hot water for sinks and small applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eComplete Installation Package:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Requires 4mm² wiring and 40A circuit breaker (installation by qualified electrician recommended).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProduct Name\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eInstaheat 6.5kW Tankless Instant Hot Water System\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eInstallation Options\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOver sink or under sink\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003ePower Output\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6500 Watts (6.5kW)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eVoltage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e220 - 240V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eRated Current\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApprox. 27-29A (calculated from power\/voltage)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eRequired Circuit Breaker\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e40 Amps\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eRequired Cable Size\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4mm²\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eRated Pressure\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.06 MPa\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eWater Pressure Range\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.02 - 0.5 MPa\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eWater Connection\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCopper 1\/2\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eOverheating Protection\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e60°C (cuts out)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eSafety Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLeakage Protection, Built-in Pressure Relief Valve, Temperature Memory Function\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eDimensions (H x W x L)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e18cm x 8cm x 20cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 Year\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan\u003eFrequently Asked Questions (FAQs)\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003e1. Can this heater really fit under a standard kitchen sink?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eYes, absolutely. With dimensions of just 20cm long, 18cm high, and 8cm wide, this unit is specifically designed to fit in the tight spaces under a sink, alongside pipework and waste disposal units. Its compact size makes it ideal for kitchens, cloakroom basins, and utility areas where space is limited.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003e2. What are the electrical requirements for installing this 6.5kW unit?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThis heater requires a dedicated electrical circuit. You will need a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40 Amp circuit breaker\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (MCB) in your consumer unit and must use \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4mm² cable\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (twin and earth or suitable flex) for the connection. A double-pole isolating switch should also be fitted for safe isolation. Installation must be carried out by a qualified electrician to ensure compliance with wiring regulations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003e3. Is this heater suitable for a shower or just sinks?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWhile this 6.5kW model is primarily designed for sink applications (kitchen, bathroom basin, utility sink), it could potentially supply a low-flow shower or hand-held shower in a small wet room. However, for a satisfying shower experience with good flow rate, a higher power unit (such as 8.5kW, 11kW, or 13.5kW) is typically recommended. Please check your expected flow rate and required temperature rise.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003e4. How does the temperature memory function work?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThe temperature memory function automatically saves your last selected temperature setting. This means that after the first use, whenever you turn on the heater, it will default to your preferred temperature without needing to readjust the controls each time—providing consistent, convenient comfort day after day.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003e5. What safety features prevent the water from getting too hot?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThe Instaheat 6.5kW includes multiple safety systems. It has \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eoverheating protection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e that cuts power to the heating element if the water temperature exceeds 60°C. Additionally, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebuilt-in pressure relief valve\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e prevents dangerous pressure buildup, and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eleakage protection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e guards against electrical hazards. These features work together to ensure safe, reliable operation.\u003c\/span\u003e\u003c\/p\u003e","brand":"UKEW","offers":[{"title":"Default Title","offer_id":57136760324478,"sku":null,"price":69.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0985\/3832\/4350\/files\/instaheat-6-5kw-tankless-over-or-under-sink-instant-hot-water-system-751-550x550.jpg?v=1773785004","url":"https:\/\/ssmelectric.co.uk\/products\/instaheat-6-5kw-tankless-over-or-under-sink-instant-hot-water-system","provider":"SSM ELECTRIC","version":"1.0","type":"link"}