ReviewsAquarium Heater Controller

ZHGSERVU Aquarium Heater, 500W Submersible Fish Tank Heater Underwater Turtle Water Warmer for 40-90 Gallon Tank with with Intelligent LED Temperature Display and External Temperature Controller

and when the water is not enough or heater be taken out of water, it will turn off automatically.
Intelligent LED Digital Temperature Display: The tank heater is convenient to readout the temperature with big LED digital screen, you don’t need to buy extra thermometer.
External Temperature Controller: The touch button controller can adjust temperature outside the tank, without getting your hand wet. The submersible heater supplies precise temperature control with intelligent IC chip, from 68℉/20°C to 94℉/34°C, keeping the difference within ±1℃/±2ºF. It can switch between degrees Celsius and Fahrenheit with 5 seconds press.
Easy to Setup: The 500W submersible aquarium heater is suitable for 40- to 90 gallons aquariums.
it can stick to the tank surface with the suction cups. Install it vertically or horizontally and ensure the device is fully submerged under the water.
Wide Compatibility: The underwater fish tank heater has CE, FCC and ROHS certification and the plug has a UL certification.
Applicable for aquariums, aquaculture, glass containers, and hydroponic systems..

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YukiHalu Submersible Aquarium Heater, 10W/20W/30W Adjustable Mini Fish Tank Heater, External Temperature Controller, LED Temperature Display, Used for 0.5-1/2/3 Gallons (30 Watts (3 Gallons))

【Overheating protection】The power will be cut off and stop heating automatically if the heater overheating. Protect your fish. Never cook your fish. 30days full refund, 12-months warranty..
【External Temperature Controller】Easy to set and read the temperature through external controller which has built-in temperature sensor, LED display and smart setting memory function. No need to buy other aquarium temperature meter. The heater will remember the temperature setting, no need to reset the temperature after power off..

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HITOP 600W Titanium Aquarium Heater - Digital Fish Heater with LED Temp Display and External Controller, for Large Fish Tank 75~180Gallon

...hatterproof] The heating element is made of titanium alloy, which is strong and corrosion-resistant compared with other materials, so it is shatterproof and can be used in both freshwater and seawater. The impact-resistant sturdy cover makes this heater very suitable for large fish tanks and turtle tanks..
[External controller] No need to take out the heater from the fish tank to set or adjust the temperature, you can operate it through the external controller of this fish tank heater, easy to use. The temperature setting range is 64.0°F~93.0°F (18.0°C~34.0°C)..
[Accurate temperature control] With dual probe design, this submersible tank heater can detect the water temperature in time and accurately, and automatically start and stop heating according to the water temperature, error within 1 degree..
[Overheating protection device] Built-in additional overheating protection device, when the temperature in the fish tank exceeds 34℃/93℉ the heater will automatically power off immediately to protect your fish from harm. We provide 12 months warranty for this aquarium heater..

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hygger Small Aquarium Betta Heater, Submersible Fish Tahk Heater 10W/25W/50W/100W with LED Digital Display, Suitable for Marine Saltwater and Freshwater up to 5/10/16/26 Gallon

...l aquarium heater is “thumb size” - only 4.1” (10.5cm) in length. Great for nano tanks / betta tanks. The innovative super mini size perfectly solves the headache of the fish keepers on the traditional heaters! Takes up less space, easy to hide, but in full power!.
★LED Digital Display & External Temperature Controller: LED digital display can observe the water temperature in real time.
the temperature remote control allows you to avoid wet hands when adjusting the temperature. Note: Please unplug the power when cleaning the fish tank or changing the water in the aquarium..

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hygger 300W Aquarium Heater for Fresh-Water Salt-Water with External Digital Display Thermostat Controller and Thermometer Auto Quartz Submersible Heater for Fish Tank 30-60 Gallon

【Quickly Heat Up】Voltage 110-120V/60HZ, power 300W, US three-pin plug, heater rod length 7.7 inch. Fast heating up aquarium heater, it takes about....
【Auto on and off 】Reliable submersible aquarium heater. It will stop heating when the water temp reaches to the set temp, please note that the....
【Fully Submerged】The heater tube and the separate sensitive thermometer must be completely submerged under water all the time. Please unplug it....
【Led Display Controller】Only show Fahrenheit degrees. To set the temp, just press the button over and over until the screen displaying the temp....
【For long Time Use】Very durable and explosion-proof aquarium heater, can be used for saltwater and freshwater aquariums, service life can be 3....

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YukiHalu Small Submersible Aquarium Heater, Mini Fish Tank Heater 25W 50W 100W 200W with Built-in Thermometer, External Temperature Controller, LED Display, Used for 5/10/20/40 Gallons (25 Watts)

...new technology will cut down 49% electricity bill for you..
【Overheating Protection, Out of Water Protection】The power will be cut off and stop heating automatically if the heater out of water or overheating. Protect your fish. Never cook your fish. 30days full refund, 12-months warranty..
【External Temperature Controller, Never Wet Your Hands】Use an external controller to set the temperature instead of immersing your hands in water to rotate the dial. Never wet your hands or contaminating your tank. Strong suction cups, easy to install..
【Built-in Thermometer, Power-off Memory Function】Dual built-in temperature sensor, the water temperature will be displayed on the external temperature controller in real time. No need to buy other aquarium thermometer. The heater will remember the temperature setting, no need to reset the temperature after power off..

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SILICAR Mini Aquarium Heater 10W Fish Tank Heater with Built-in Thermometer LED Display External Temperature Controller Submersible Turtle Tank Heater for 0.5-1 Gallon

【Precise Constant Temperature】The built-in intelligent temperature control chip keeps the temperature difference within ±1℉, It is very....
【External Controller】The SILICAR mini heater has an external control device, which makes setting and adjusting the water temperature much easier....
【Fish Safety is Paramount】Never cook your fish! The fish tank heater has an leave water and an overheat shut-off feature. (*If the heating rod is....
【Wide Application】This aquarium heater can be set to anywhere from 64℉ to 93℉, Compact design, mini size does not waste aquarium space, the....
【SILICAR Warranty】The package includes: 1* Mini Aquarium Heater(10W/20W/30W), 1* Strong Suction Cup, and 1* User manual. Please feel free to buy,....

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YukiHalu USB Powered Submersible Aquarium Heater, 10W/5V/2A Adapter, Mini Fish Tank Heater 10W with Built-in Thermometer, External Temperature Controller, LED Display, Used for 0.5-1 Gallon Tank

...signed for the mini fish tanks less than 1 gallon. Compact design, take less space in the fish tank, easy to hide in the tank. Temperature can be accurately adjusted from 64 to 93°F. The rated voltage DC 5V/2A. Important tips: insufficient power of the adapter will cause no heating and the number will flash or the controller restarts repeatedly, make sure the power adapter is 5V 2A and has enough power..
【Automatic Constant Temperature with 1℉ Accuracy】Thanks to advanced Intelligent Frequency Conversion Technology, the water temperature can be kept constant with an accuracy of 1℉. The heater's working frequency will be changed according to temperature variation, and the heating is automatically stopped when the set temperature is reached. Compare to traditional heater, this new technology will cut down 49% electricity bill for you..
【Overheating Protection & DC 5V USB supply】The power will be cut off and stop heating automatically if the heater overheating. Protect your fish. Never cook your fish. USB 5V power supply, prevent electric shock. 30days full refund, 12-months warranty..
【External Temperature Controller, Never Wet Your Hands】Use an external controller to set the temperature instead of immersing your hands in water to rotate t....

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Aquarium Heater 300W Upgraded Fish Tank Heater With Leaving Water Automatically Stop Heating And Advanced Temperature Control System, Suitable For Saltwater And Freshwater 20 Gallons to 60 Gallons

AIWEK Compact size aquarium heater 300W with controller, Shuts down when heater detects water is too low or out of water while plugged in,suitable for seawater and freshwater heating, betta fish and turtle tanks and other small fish tanks 20-60 gallon..
Easy to operate: This fish tank heater is easy to use, 7Ft long cable wire and the external controller can easily set the temperature, and the temperature adjustment range is 68-93℉.When the set temperature is reached, the temperature will be kept constant automatically..
Easy to read temperature: This fish tank heater has Digital LED temperature display, which can display the real-time water temp and set temp, so that you can know the temperature changes in the fish tank easily. There is also a clear heating indicator on it..
Fish-friendly: This aquarium heater is made of thickened quartz glass, and has good sealing performance to prevent water from entering, making it a more fish-friendly heater.The upgraded version comes with a protective shell to prevent accidental collision and explosion of the heating rod and protect the fish from scalding..

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YukiHalu Compact Submersible Aquarium Heater Mini Fish Tank Heater 50W/100W External Temperature Controller Used for 1-20 Gallon 50W 2-8 gallons

【Compact Size & Quiet, 50 Watt Heater】 YukiHalu upgraded small aquarium heater is suitable for 2-8 gallons mini fish tanks. More compact than....
【1℉ Accuracy & PID Control Strategy】Thanks to advanced Intelligent Frequency Conversion Technology, the water temperature can be kept constant....
【External Temperature Controller & Never Wet Your Hands】 Use an external controller to set the temperature instead of immersing your hands in....
【Built-in Thermometer & Dual LED Display】The water temperature will be displayed on both the heater and the external temperature controller in....
【Overheating Protection & Out of Water Protection】The power will be cut off and stop heating if the heater out of water. Protect your hands and....

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Orlushy 800W Submersible Aquarium Heater with Intelligent LED Temp & Watt Display and External Controller, Frequency Conversion Fish Tank Heater for 55-200 Gallon Tanks (800W for 100-200Gal)

【Intelligent Digital LED Display with External Controller】:Orlushy aquarium heater has intelligent LED display on the heating rod. Precise current temperature and real-time wattage will be displayed on it. “” or “OUT OF WATER” alarm will be displayed once abnormal condition occurs to the heater. You can monitor the water temperature and if the heater works properly directly through the glass of the fish tank while watching the fish..
【 Water Sensor for Run-dry & Over-heating Protection】:There is a temperature sensor into the heater that the heater will stop working once the temperature exceeds 95℉. The heater will start to work again until the temperature is back to 94℉. With run-dry protection, the heater will automatically stop heating If the heater is connected to the power but not in the water, or the heater is out of the water when the power is on..
【Safe Material for Faster Heating】: The durable material the heater made of ensures higher safety for your fish. The two built-in heating rod is made of nickel-chromium heating wire to speed up heating rate, and non-corrosive quartz glass to prevent explosion. The outer shell covering the whole body of the heater is made of heat-resistant ABS material, no deformation and melt un....

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