{"product_id":"eheim-3619090-jager-300w-aquarium-thermostat-heater-submersible-159-264-gal","title":"Eheim 3619090 Jager 300W Aquarium Thermostat Heater – Submersible, 159-264 Gal","description":"\u003ch2\u003eMeet the EHEIM Jager 3619090 300W Aquarium Thermostat Heater\u003c\/h2\u003e\u003cp\u003eBuilt for large freshwater and marine setups, this heater blends robust design with precise temperature control. The 20 inch long rod and slim 1.4 inch diameter let you place it discreetly behind décor or along the back glass, delivering dependable warmth where your aquatic life thrives without drawing attention.\u003c\/p\u003e\u003ch3\u003eSmart temperature management you can rely on\u003c\/h3\u003e\u003cp\u003eThe TruTemp dial provides recalibration within plus or minus 0.5 F, giving you a close reflection of the water warmth. While room temperature, lighting, and tank volume can influence readings, use this dial as a fine tuning tool to align the heater with your tank’s needs while observing fish behavior and habitat aesthetics.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLarge tank compatibility designed for 159–264 gallons\u003c\/li\u003e\n\u003cli\u003eOn Off indicator light for at-a-glance status\u003c\/li\u003e\n\u003cli\u003eThermo safety control guards against running dry and overheating\u003c\/li\u003e\n\u003cli\u003eShock resistant and shatter proof glass withstands freshwater and saltwater environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eReal-world uses and benefits\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain stable warmth in community tanks with diverse species\u003c\/li\u003e\n\u003cli\u003eSupports reef and planted tanks that benefit from consistent temperatures\u003c\/li\u003e\n\u003cli\u003eQuiet operation minimizes disruptions to tank viewing and routine observations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eInstallation and safety notes\u003c\/h3\u003e\u003cp\u003eFully submersible by design, you can position the heater behind décor, near a filter, or along the back wall. An automatic shut off activates when water levels drop too low, reducing risk during maintenance or water changes. The durable glass body and visible on\/off indicator provide clear, ongoing feedback about performance in both freshwater and marine systems.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What tank size is the Eheim 3619090 suitable for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Designed for 159–264 gallon tanks; fully submersible with dry-run protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this heater offer precise temperature readings?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the TruTemp dial allows recalibration within +\/-0.5°F for closer readings.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Eheim","offers":[{"title":"Default Title","offer_id":40563722223745,"sku":"B003I5UC0W","price":90.12,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0598\/4757\/3633\/files\/eheim-jager-thermostat-heater-300w-dial-view.jpg?v=1765875758","url":"https:\/\/petiva.ca\/products\/eheim-3619090-jager-300w-aquarium-thermostat-heater-submersible-159-264-gal","provider":"Petiva","version":"1.0","type":"link"}