Hydor
✓Aquarium Heaters
Hydor External Heater Aquariums ETH 300 W Sump and External Filters, Safe and Precise, Tube Diameter 16 mm
★★★★★3.9
$173.99
ViewPrice
$108.99
boxtech Small Submersible Aquarium Heater, 100w Fish Tank Heater, Mini Turtle Betta Tanks Heaters with External Adjustable Temperature Controller for 55-110L Fish Tanks
★★★★★
$108.99
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1
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About this item
- Product Specifications: 100W aquarium heater, Temperature can be accurately adjusted from 20-34°C (68-93°F). Length: 4.1 inches. 5.35ft power cord. Suitable for aquariums and tanks of 55-110L. Includes powerful suction cups for flexible mounting.
- Overheating and Dry Running Protection: Intelligent induction unit with auto memory function, can be safer for you and your fish. Fault code: E1-Power Off From Water, E2 - Sensor Open Circuit, E3 - Overheating protection. Should fault codes (E1, E2, E3) appear, please follow the operating instructions.
- Safety and Practicality: ABS casing ensures wear resistance and durability. Internal metal ceramic and quartz heating elements guarantee safe, efficient operation.Maintains stable aquarium water temperature after 72 hours of continuous heating.
- Adjustable Temperature Control: Digital temperature display can easily see real temperature and error code. Dual temperature control system. Press and hold for three seconds to switch between Celsius and Fahrenheit. Indicator lights illuminate: red indicates heating, green indicates constant temperature.
- Note: The heating rod must be placed in water before plugging it in for use. Do not bury the heater in sand or mud; immerse the heater vertically in fish tanks and horizontally in turtle tanks.Correct usage ensures optimal adjustment and control of aquarium temperature.
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Customer reviews
What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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