Description
xHitop 300W Adjustable Aquarium Heater — Submersible Glass Water Heater for 35–70 Gallon Tanks
Keep your aquatic pets comfortable with a heater designed to blend into your tank while delivering reliable warmth. The Hitop-Fish 300W heater is built for both freshwater and seawater setups, spanning larger home aquariums from 35 to 70 gallons. Its glass body, protected by 2mm thickened quartz, offers a strong balance of clarity and durability so you can observe your aquatic landscape undisturbed while maintaining consistent temperatures. The compact unit measures about 7.8 by 1 by 1 inches and includes a 1.5-meter (4.9 ft) power cable for flexible placement. It also features automatic shut-off when the set temperature is reached, helping prevent overheating.
Designed for long-term reliability: an 8-slot multi-branch heating wire ceramic frame promotes even heat distribution and longer service life, while a wide temperature range lets you tailor warmth to your species and seasonal needs. The adjustable thermostat goes from 68°F to 93°F (20°C to 34°C), and Hitop-Fish includes a thermometer sticker for quick, at-a-glance checks.
What you get and how it helps
- Complete accessories: the heater ships with 3 suction cups (one spare) and a stick-on thermometer for simple setup and monitoring.
- Robust, explosion-proof glass: 2mm thickened quartz glass makes the heater safer for both people and aquatic life, with less risk of cracking than standard glass.
- Wide compatibility: designed for freshwater and saltwater tanks, and suitable for 35–70 gallon tanks, including some turtle setups.
- Warranty and support: a 12-month warranty gives you confidence to enjoy a stable aquarium environment, with responsive support if you have questions.
Real-world use: in busy homes, this heater helps maintain a steady temperature as outside conditions shift. It suits tropical community tanks, larger freshwater displays, or mixed tanks where consistent warmth supports vibrant fish colors and thriving plant life. For seawater setups, reliable, uniform heat helps maintain the delicate balance needed by many species, without intrusive hardware breaking the view.
Safety, maintenance, and best practices
- Important safety: the heating element must be fully submerged in water during operation to avoid dry-burning. Always cut power before water changes and allow the heater to cool before removal.
- Maintenance tips: regularly clean the heater to remove buildup that could affect performance.
- Careful handling: do not pull the adjustment knob outward while operating.
Notes: HITOP-Fish is committed to ongoing improvement. If you have questions or feedback, reach out—your input helps shape better products for aquarists like you.
FAQ
Q: Is the Hitop 300W aquarium heater suitable for freshwater and saltwater tanks?
A: Yes, it supports freshwater and saltwater setups and is designed for 35–70 gallon tanks.
Q: What accessories are included and is there a warranty?
A: Includes extra suction cups and a stick-on thermometer; 12-month warranty.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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