{"product_id":"nano-aquarium-heater-with-thermostat-100w-adjustable-heater-for-50-100-l-desktop-fish-tanks-for-betta","title":"Nano Aquarium Heater with Thermostat – 100W Adjustable Heater","description":"\u003cp data-start=\"354\" data-end=\"719\"\u003eKeep your aquarium stable and reliably heated with the Castle Dawn Aquatics 100W Nano Heater featuring a built-in thermostat. Designed for 50–100 litre fish tanks, this compact heater delivers precise temperature control, fast heating, and safe long-term performance. Ideal for tropical fish, Betta sororities, community tanks, planted aquariums, and nano marine systems.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eKey Features and Important Notes:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"768\" data-end=\"920\"\u003e\n\u003cstrong data-start=\"768\" data-end=\"788\"\u003eWhat’s Included:\u003c\/strong\u003e\u003cbr data-start=\"788\" data-end=\"791\"\u003e– 1 × 100W Nano Aquarium Heater\u003cbr data-start=\"822\" data-end=\"825\"\u003e– 1 × Thermostat Temperature Control Dial\u003cbr data-start=\"866\" data-end=\"869\"\u003e– 1 × Suction Cup Mount\u003cbr data-start=\"892\" data-end=\"895\"\u003e– 1 × Instruction Sheet\u003c\/li\u003e\n\u003cli data-start=\"922\" data-end=\"1008\"\u003e\n\u003cstrong data-start=\"922\" data-end=\"931\"\u003eSize:\u003c\/strong\u003e\u003cbr data-start=\"931\" data-end=\"934\"\u003eHeater Size: \u003cstrong data-start=\"947\" data-end=\"965\"\u003e10 cm × 2.5 cm\u003c\/strong\u003e\u003cbr data-start=\"965\" data-end=\"968\"\u003eSize in inches: \u003cstrong data-start=\"984\" data-end=\"1006\"\u003e3.93 × 0.98 inches\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1010\" data-end=\"1129\"\u003e\n\u003cstrong data-start=\"1010\" data-end=\"1028\"\u003eTank Capacity:\u003c\/strong\u003e\u003cbr data-start=\"1028\" data-end=\"1031\"\u003eSuitable for \u003cstrong data-start=\"1044\" data-end=\"1061\"\u003e50–100 litres\u003c\/strong\u003e\u003cbr data-start=\"1061\" data-end=\"1064\"\u003eUS Gallons: \u003cstrong data-start=\"1076\" data-end=\"1097\"\u003e13.2–26.4 gallons\u003c\/strong\u003e\u003cbr data-start=\"1097\" data-end=\"1100\"\u003eUK Gallons: \u003cstrong data-start=\"1112\" data-end=\"1129\"\u003e11–22 gallons\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1131\" data-end=\"1237\"\u003e\n\u003cstrong data-start=\"1131\" data-end=\"1157\"\u003eAdjustable Thermostat:\u003c\/strong\u003e\u003cbr data-start=\"1157\" data-end=\"1160\"\u003eBuilt-in thermostat allows precise temperature adjustment for stable heating.\u003c\/li\u003e\n\u003cli data-start=\"1239\" data-end=\"1355\"\u003e\n\u003cstrong data-start=\"1239\" data-end=\"1264\"\u003eFast Heating Element:\u003c\/strong\u003e\u003cbr data-start=\"1264\" data-end=\"1267\"\u003eUpgraded ceramic core distributes heat evenly, maintaining consistent water temperature.\u003c\/li\u003e\n\u003cli data-start=\"1357\" data-end=\"1468\"\u003e\n\u003cstrong data-start=\"1357\" data-end=\"1376\"\u003eCompact Design:\u003c\/strong\u003e\u003cbr data-start=\"1376\" data-end=\"1379\"\u003eSmall footprint fits perfectly in nano and mid-sized tanks without disrupting aquascapes.\u003c\/li\u003e\n\u003cli data-start=\"1470\" data-end=\"1560\"\u003e\n\u003cstrong data-start=\"1470\" data-end=\"1490\"\u003eSafety Features:\u003c\/strong\u003e\u003cbr data-start=\"1490\" data-end=\"1493\"\u003eOverheat protection and automatic shut-off when removed from water.\u003c\/li\u003e\n\u003cli data-start=\"1562\" data-end=\"1650\"\u003e\n\u003cstrong data-start=\"1562\" data-end=\"1583\"\u003eQC \u0026amp; QA Verified:\u003c\/strong\u003e\u003cbr data-start=\"1583\" data-end=\"1586\"\u003eEvery unit is quality-checked and safety-tested before shipping.\u003c\/li\u003e\n\u003cli data-start=\"1652\" data-end=\"1759\"\u003e\n\u003cstrong data-start=\"1652\" data-end=\"1669\"\u003eInstallation:\u003c\/strong\u003e\u003cbr data-start=\"1669\" data-end=\"1672\"\u003eFully submersible heater. For best results, place near the flow for even heat distribution.\u003c\/li\u003e\n\u003cli data-start=\"1794\" data-end=\"1880\"\u003e\n\u003cstrong data-start=\"1794\" data-end=\"1811\"\u003eSuitable For:\u003c\/strong\u003e\u003cbr data-start=\"1811\" data-end=\"1814\"\u003eBetta fish, shrimp, nano aquariums, fry tanks, desktop aquascapes.\u003c\/li\u003e\n\u003cli data-start=\"1362\" data-end=\"1552\"\u003e\n\u003cstrong data-start=\"1509\" data-end=\"1522\"\u003eWarranty:\u003c\/strong\u003e 1 Year Warranty (\u003cstrong\u003e\u003ca title=\"WARRANTY TERMS AND CONDITIONS - Castle Dawn Aquatics\" href=\"https:\/\/www.castledawnaquatics.com\/pages\/warranty-terms-conditions\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eT\u0026amp;Cs apply\u003c\/span\u003e\u003c\/a\u003e\u003c\/strong\u003e).\u003c\/li\u003e\n\u003cli data-start=\"1362\" data-end=\"1552\"\u003e\n\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong data-end=\"151\" data-start=\"133\"\u003eSafety Notice:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr data-end=\"154\" data-start=\"151\"\u003eLow-cost heaters from platforms like Temu have been reported to crack, explode, or fail within weeks. All Castle Dawn Aquatics heaters are QC and QA tested for safe, reliable performance. Backed by a 1-Year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Castle Dawn Aquatics","offers":[{"title":"Default Title","offer_id":51681856487705,"sku":"0002AlL1","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0036\/7679\/9046\/files\/NanoGlassAquariumHeater100WforSmallFishTanksBettaShrimpTanksHeaterwiththermostatB.jpg?v=1764001081","url":"https:\/\/www.castledawnaquatics.com\/products\/nano-aquarium-heater-with-thermostat-100w-adjustable-heater-for-50-100-l-desktop-fish-tanks-for-betta","provider":"Castle Dawn Aquatics","version":"1.0","type":"link"}