{"product_id":"hygger-aquarium-heater-300w-1000w-led-controller-fresh-saltwater-tank","title":"Hygger Aquarium Heater 300W-1000W LED Controller Fresh Saltwater Tank","description":"\u003ch2\u003eHygger Submersible Aquarium Heater with LED Controller\u003c\/h2\u003e\n\n\u003cp\u003eMaintain a consistent water temperature with the Hygger HG043 double-quartz aquarium heater. The external digital controller, adjustable temperature settings and built-in alerts make it easier to monitor freshwater and saltwater aquariums.\u003c\/p\u003e\n\n\u003cp style=\"padding:12px; border:1px solid #d6d6d6; background-color:#f7f7f7;\"\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e This listing includes seven selectable heater options. Wattage, recommended aquarium capacity and style may vary, so review the selected option before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eExternal LED Controller:\u003c\/strong\u003e Displays the current temperature, preset temperature, heating status and warning indicators.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eOverheat Protection:\u003c\/strong\u003e Stops heating and provides an alert if the water temperature exceeds the supported safety threshold.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eOut-of-Water Shutoff:\u003c\/strong\u003e Detects when the heating element is insufficiently submerged and automatically stops heating.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eDouble-Quartz Construction:\u003c\/strong\u003e Nickel-chromium heating elements and a protective guard support efficient heating while helping shield aquatic life.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eFreshwater \u0026amp; Saltwater Use:\u003c\/strong\u003e Suitable for freshwater, marine and reef aquarium systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWattage Guide\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\u003cstrong\u003e300W:\u003c\/strong\u003e Recommended for 40–80 gallon aquariums\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003e500W:\u003c\/strong\u003e Recommended for 65–135 gallon aquariums\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003e800W:\u003c\/strong\u003e Recommended for 80–220 gallon aquariums\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003e1000W:\u003c\/strong\u003e Recommended for 130–260 gallon aquariums\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eTotal Listing Options:\u003c\/strong\u003e Seven selectable heater variants\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eAdjustable temperature range: 59°F–93°F (15°C–34°C)\u003c\/li\u003e\n\t\u003cli\u003eHeater length: Approximately 10.8 inches\u003c\/li\u003e\n\t\u003cli\u003ePower supply: 110–120V corded electric\u003c\/li\u003e\n\t\u003cli\u003ePower cord length: Approximately 10.1 feet\u003c\/li\u003e\n\t\u003cli\u003eIncludes heater, digital controller, controller holder, three suction cups, hook and user manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant Safety Information:\u003c\/strong\u003e Fully submerge and secure the heater before connecting it to power. Keep it away from substrate and aquarium decorations to support water circulation. Always unplug the heater and allow it to cool before water changes, cleaning or removal. Residual heat may remain after the automatic shutoff activates.\u003c\/p\u003e\n\n\u003cp\u003eSelect the appropriate option for your aquarium size and maintain a more consistent environment for your aquatic life.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWags \u0026amp; Whiskers Pet Supply — Where Every Pet Is Family.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"Product\",\n      \"@id\": \"https:\/\/wagswhiskerspetsupply.com\/products\/hygger-submersible-aquarium-heater#product\",\n      \"name\": \"Hygger Submersible Aquarium Heater with Digital LED Controller\",\n      \"url\": \"https:\/\/wagswhiskerspetsupply.com\/products\/hygger-submersible-aquarium-heater\",\n      \"description\": \"Submersible freshwater and saltwater aquarium heater with an external LED controller, adjustable temperature settings and automatic safety shutoff.\",\n      \"sku\": \"HG043\",\n      \"mpn\": \"HG043\",\n      \"brand\": {\n        \"@type\": \"Brand\",\n        \"name\": \"Hygger\"\n      },\n      \"category\": \"Aquarium Heaters\",\n      \"additionalProperty\": [\n        {\n          \"@type\": \"PropertyValue\",\n          \"name\": \"Available Listing Options\",\n          \"value\": \"Seven selectable variants\"\n        },\n        {\n          \"@type\": \"PropertyValue\",\n          \"name\": \"Confirmed Wattages\",\n          \"value\": \"300W, 500W, 800W and 1000W\"\n        },\n        {\n          \"@type\": \"PropertyValue\",\n          \"name\": \"Recommended Aquarium Capacity\",\n          \"value\": \"40–260 gallons depending on selected wattage\"\n        },\n        {\n          \"@type\": \"PropertyValue\",\n          \"name\": \"Temperature Range\",\n          \"value\": \"59°F–93°F (15°C–34°C)\"\n        },\n        {\n          \"@type\": \"PropertyValue\",\n          \"name\": \"Water Type\",\n          \"value\": \"Freshwater and saltwater\"\n        }\n      ]\n    },\n    {\n      \"@type\": \"FAQPage\",\n      \"@id\": \"https:\/\/wagswhiskerspetsupply.com\/products\/hygger-submersible-aquarium-heater#faq\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"How many heater options are available?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"This listing includes seven selectable heater options. 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