{"product_id":"eheim-thermopreset-heater","title":"Eheim Thermopreset Heater","description":"\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eEheim Thermopreset Heater\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a compact, easy-to-use aquarium heater designed to maintain a constant \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25°C\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e without the need for manual temperature adjustment. Its electronically controlled heating system provides accurate temperature regulation and even heat distribution, making it an excellent plug-and-play option for tropical freshwater and marine aquariums.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUnlike the adjustable Eheim Thermocontrol range, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eThermopreset is factory set to 25°C\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it especially convenient for aquariums where a standard tropical temperature is required. A protective plastic guard surrounds the heater for additional durability, while an LED indicator shows when the heater is actively operating. Eheim also includes automatic dry-running protection for added safety.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eAvailable Sizes \u0026amp; Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eEheim Recommended Aquarium Size\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eHeater Length\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDiameter\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\u003e50W\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e25–60L\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e168.5mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e28.2mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e100W\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e100–150L\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e183.5mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e28.2mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e150W\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e200–300L\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e223.5mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e28.2mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e200W\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e300–400L\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e253.5mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e28.2mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003eThese are Eheim's official heater ratings and dimensions for the Thermopreset range.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFactory Preset to 25°C\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – No manual temperature adjustment required\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eElectronic Temperature Control\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Maintains a stable and accurate aquarium temperature\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFour Wattages Available\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – 50W, 100W, 150W and 200W\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCompact Design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Slim \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e28.2mm diameter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e keeps the heater unobtrusive inside the aquarium\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eProtective Plastic Guard\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Provides additional mechanical protection around the heater\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eEven Heat Distribution\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Efficient heating element distributes warmth throughout the aquarium\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLED Heating Indicator\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Shows when the heater is actively heating\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDry-Run Protection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Helps protect the heater if it is accidentally operated outside the water\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFully Submersible\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Designed for installation inside the aquarium\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSecure Suction Cup Mounting\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Keeps the heater securely positioned\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFreshwater \u0026amp; Marine Suitable\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Suitable for tropical freshwater and saltwater aquariums\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3-Year Eheim Manufacturer Warranty\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eThermopreset vs Thermocontrol\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eThermopreset\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed for aquarists wanting a simple, fixed-temperature heater.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eThermopreset:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Factory set to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25°C\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – plug in and let the heater automatically maintain the temperature\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eThermocontrol:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Adjustable temperature – better suited when you need to select a specific temperature for your fish \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePerfect For\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e✔ Tropical freshwater aquariums\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ Community fish tanks\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ Planted aquariums\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ Cichlid aquariums\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ Marine and saltwater aquariums\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ Aquariums maintained around \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25°C\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e✔ Aquarists wanting simple plug-and-play heating\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e✔ Setups where adjustable temperature control isn't required \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eImportant Heater Sizing Information\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe aquarium sizes listed are \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eEheim's official recommendations\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Heater requirements can also depend on room temperature, desired aquarium temperature, aquarium dimensions and whether the tank is covered or open-top. \u003c\/span\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"Eheim","offers":[{"title":"50w","offer_id":67556114432077,"sku":null,"price":55.0,"currency_code":"NZD","in_stock":false},{"title":"100w","offer_id":67556114464845,"sku":null,"price":66.99,"currency_code":"NZD","in_stock":true},{"title":"150w","offer_id":67556114497613,"sku":null,"price":73.99,"currency_code":"NZD","in_stock":true},{"title":"200w","offer_id":67556114530381,"sku":null,"price":79.99,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/2180\/0269\/files\/DA44.png?v=1717664028","url":"https:\/\/simplyfish.co.nz\/products\/eheim-thermopreset-heater","provider":"Simply Fish","version":"1.0","type":"link"}