{"product_id":"hygger-200w-submersible-aquarium-heater-with-digital-temperature-controller-30-40-gallon-tanks","title":"hygger 200W Submersible Aquarium Heater with Digital Temperature Controller - 30-40 Gallon Tanks","description":"\u003cdiv\u003e\n  \u003ch2\u003ehygger 200W Submersible Aquarium Heater with Digital Temperature Controller\u003c\/h2\u003e\n  \u003cp\u003eEngineered for compact spaces, this 200W heater delivers steady warmth in small to mid-sized tanks. It is designed for 30–40 gallon freshwater or saltwater setups, and its slim footprint (8.1 inches long by about 1 inch in diameter) tucks neatly into betta bowls, turtle habitats, and nano aquariums without crowding the layout.\u003c\/p\u003e\n  \u003cp\u003eThe adjustable temperature range spans from 59 to 93 degrees Fahrenheit, offering flexibility as your aquatic life shifts with seasons or changes in stocking. With a simple turn of the digital controller, you can dial in a comfortable baseline and monitor progress as your tank evolves.\u003c\/p\u003e\n  \u003ch3\u003eSmart protections for safer heating\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eOverheat protection: The heater automatically stops heating once the target temperature is reached.\u003c\/li\u003e\n    \u003cli\u003eDry-run safeguard: It shuts off if the device is exposed to air or the water level falls, helping prevent dry burning.\u003c\/li\u003e\n    \u003cli\u003eWarning codes: If water exceeds 97°F or a condition is unsafe, you may see EE or ER indicators on the control.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003ch3\u003eDurable, fish-safe construction\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eExplosion-proof quartz glass with silicon carbide makes cracking less likely and supports long-term use.\u003c\/li\u003e\n    \u003cli\u003eInsulated ends reduce the risk of burns to curious fish and aquatic pets during routine checks.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003ch3\u003eUsage tips for best results\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eFully submerge the heater before powering on to ensure proper function and temperature sensing.\u003c\/li\u003e\n    \u003cli\u003ePlace the unit in an area with good water circulation to promote even heat distribution.\u003c\/li\u003e\n    \u003cli\u003eWhen performing water changes or cleaning, unplug the heater and allow it to cool for about 15 minutes before handling.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eWhether you keep freshwater or saltwater, this hygger heater is designed to be a reliable, discreet choice that supports a stable aquarium environment. It offers practical protections and a compact form factor that makes it suitable for smaller tanks and mixed setups.\u003c\/p\u003e\n\u003c\/div\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 this hygger 200W heater best suited for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Designed for 30–40 gallon tanks, suitable for freshwater or saltwater setups.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What safety features does this heater include?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Overheat protection, dry-run protection, and warning indicators for unsafe conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"hygger","offers":[{"title":"Default Title","offer_id":57206238740857,"sku":"B0FXMGM7GM","price":39.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/8934\/1049\/files\/hygger-200w-submersible-heater-digital-controller-front-view.jpg?v=1777839175","url":"https:\/\/petlyvox.com\/products\/hygger-200w-submersible-aquarium-heater-with-digital-temperature-controller-30-40-gallon-tanks","provider":"petlyvox","version":"1.0","type":"link"}