{"product_id":"4kw-diesel-combi-heater","title":"4kW Diesel Combi Heater","description":"\u003cp\u003e\u003cspan\u003e4kW Diesel Combi Heater\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cspan\u003eSparks Overland 4kW Diesel Combi Heater\u003c\/span\u003e\u003cspan\u003e delivers reliable cabin heat and on-demand hot water from a single compact system. Designed for motorhomes, campers, trailers, expedition vehicles, and other enclosed overland builds, it provides efficient diesel-powered heating while supplying a built-in \u003c\/span\u003e\u003cspan\u003e10-liter hot water tank\u003c\/span\u003e\u003cspan\u003e for showers, dishes, and everyday camp use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith \u003c\/span\u003e\u003cspan\u003eDiesel, Electric, and Hybrid operating modes\u003c\/span\u003e\u003cspan\u003e, you can choose the most efficient power source for your adventure. When shore power is available, the heater can operate on \u003c\/span\u003e\u003cspan\u003e110V electric power\u003c\/span\u003e\u003cspan\u003e, reducing fuel consumption while maintaining comfortable temperatures and hot water.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuilt for Four-Season Camping\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether you’re camping in freezing temperatures or spending weeks off-grid, this all-in-one system keeps your living space warm while providing a dependable supply of hot water.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe integrated altitude sensor automatically adjusts fuel delivery at elevations up to \u003c\/span\u003e\u003cspan\u003e16,400 ft (5,000m)\u003c\/span\u003e\u003cspan\u003e, eliminating the need for manual altitude adjustments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e4kW diesel air heater with integrated \u003c\/span\u003e\u003cspan\u003e10L hot water tank\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAutomatic high-altitude operation up to \u003c\/span\u003e\u003cspan\u003e16,400 ft (5,000m)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThree operating modes:\u003c\/span\u003e\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDiesel Mode\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e110V Electric Mode (900W or 1800W)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHybrid Mode (Diesel + Electric)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\u003cspan\u003eHeat, hot water, or both at the same time\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAutomatic temperature regulation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for RVs, camper vans, trailers, overland vehicles, and expedition builds\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow fuel consumption with excellent heating efficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eQuiet operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact all-in-one design\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThree Operating Modes\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDiesel Mode\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eProvides full heating and hot water using diesel fuel, making it ideal for off-grid camping.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eElectric Mode\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhen connected to shore power, choose between \u003c\/span\u003e\u003cspan\u003e900W\u003c\/span\u003e\u003cspan\u003e or \u003c\/span\u003e\u003cspan\u003e1800W\u003c\/span\u003e\u003cspan\u003e electric heating to reduce fuel usage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHybrid Mode\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAutomatically combines diesel and electric power for maximum efficiency and faster heating when needed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHeating Output:\u003c\/span\u003e\u003cspan\u003e 4kW\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFuel Type:\u003c\/span\u003e\u003cspan\u003e Diesel\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFuel Consumption:\u003c\/span\u003e\u003cspan\u003e Approximately \u003c\/span\u003e\u003cspan\u003e0.10–0.28 L\/hr\u003c\/span\u003e\u003cspan\u003e (low) to \u003c\/span\u003e\u003cspan\u003e0.34 L\/hr\u003c\/span\u003e\u003cspan\u003e (maximum), depending on operating mode.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eVoltage:\u003c\/span\u003e\u003cspan\u003e 12V DC\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOperating Voltage:\u003c\/span\u003e\u003cspan\u003e 10.5–16V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWater Tank Capacity:\u003c\/span\u003e\u003cspan\u003e 10 Liters\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eElectric Heating:\u003c\/span\u003e\u003cspan\u003e 900W \/ 1800W (110V)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMaximum Warm Air Output:\u003c\/span\u003e\u003cspan\u003e 287 m³\/hr\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOperating Altitude:\u003c\/span\u003e\u003cspan\u003e Up to \u003c\/span\u003e\u003cspan\u003e16,400 ft (5,000m)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOperating Temperature:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e-13°F to 176°F (-25°C to 80°C)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWeight:\u003c\/span\u003e\u003cspan\u003e 15.6 kg (34.4 lbs) without water\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDimensions:\u003c\/span\u003e\u003cspan\u003e 510 × 450 × 300 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInstallation Notes\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the heater directly to a \u003c\/span\u003e\u003cspan\u003e12V battery\u003c\/span\u003e\u003cspan\u003e using the supplied power leads.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFuel can be supplied from the vehicle’s diesel tank or an optional auxiliary tank.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eThe fuel pump should be installed between \u003c\/span\u003e\u003cspan\u003e15° and 35°\u003c\/span\u003e\u003cspan\u003e for optimal performance.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIn freezing conditions, drain the water tank before storage to prevent freeze damage.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eWhat’s Included\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e4kW Diesel Combi Heater\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIntegrated 10L Hot Water Tank\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic Controller\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFuel Pump\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstallation Hardware\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUser Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eImportant\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis heater is designed for installation in \u003c\/span\u003e\u003cspan\u003emotorhomes, camper vans, trailers, and enclosed overland vehicles\u003c\/span\u003e\u003cspan\u003e. It is \u003c\/span\u003e\u003cspan\u003enot intended for buses or vehicles transporting hazardous materials\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAs with all combustion heaters, proper installation and ventilation are essential. Please read the installation manual completely before use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhy We Chose This Heater\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThere are plenty of diesel heaters on the market, but very few combine dependable cabin heat, automatic altitude compensation, and a true hot water system into one compact package.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor travelers who want warm nights, hot showers, and fewer components to install, this combi heater is one of the cleanest all-in-one solutions available.\u003c\/span\u003e\u003c\/p\u003e","brand":"Sparks Overland","offers":[{"title":"Default Title","offer_id":55867019165769,"sku":null,"price":1800.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/4137\/3513\/files\/D24B3BFE-8CA0-4D33-BF9B-3C3FDFB6F635.jpg?v=1785767789","url":"https:\/\/www.sparksoverland.com\/products\/4kw-diesel-combi-heater","provider":"Sparks Overland","version":"1.0","type":"link"}