Hydor
✓Aquarium Heaters
Hydor External Heater Aquariums ETH 300 W Sump and External Filters, Safe and Precise, Tube Diameter 16 mm
★★★★★3.9
$185.99
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$118.99
DONGKER Aquarium Heater, 1200W Submersible Fish Tank Heater Fast Heating W/Extra LED Temperature Controller for 100-185 Gallon Saltwater and Freshwater
★★★★★
$118.99
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About this item
- 🔥[NOTE:] When Not Use, Please Cut Off the Power Supply .Note that the Heating Rod Needs to Be Completely Put Into the Water When Using. and install it near the water flowing area to prevent uneven heating don't bury it into sand.
- 🔥【Intelligent Thermostat】Low temperature alarm When the water temperature is lower than 20ºC, the low temperature alarm flashes. When the water temperature in the tank reaches 34ºC, the high temperature protection heating rod will start to stop working.
- 🔥【High Quality Material】Made of heat-resistant quartz glass and ABS cover, double seal material, providing explosion-proof, shatterproof, much safer for human and your lovely fishes
- 🔥【Rapid Heating】Adopts nickel-chromium heating wire, features fast heating, temperature accuracy of ± 1 °C. When the water temperature is lower than the set temperature by 1℃, the heater will automatically start heating in a low energy consumption mode,saving energy.
- 🔥【Digital LED Display】 LED display on the middle of the controller front side, Current Temp and Set Temp. If your aquarium heater is working properly, the red light will be constant on.NOTE: Before you clean the aquarium or change water, please cut off the heater power, after 10 minute cooling then take out the heater.
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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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