ReviewsWater Heater Controller

Water Heater, Pool Heater, Immersion Bucket Water Heater, Submersible Water Heater 304 Stainless Steel Guard with Controller, Pool Heater for Above Ground Pool to Heat 5 Gallons of Water in Minutes

Intelligent heating and power off: The heating time and heating temperature can be set freely. After waiting, the controller will complete your settings and automatically disconnect the power to stop heating to avoid fire. Remember, the heating time should not exceed 3 hours, it is easy to overheat and burn out the controller! ! !.
Read To Avoid Fire: The heater must be completely immersed in water under working conditions. Before touching the water with your hands, please unplug the power plug first, and then take out the water heater! Please do not use it continuously for more than 3 hours! If your bathtub or small swimming pool has a large capacity and needs to heat more than two water heaters at the same time, Can be used with two water heaters，but do not plug the two water heaters into the same socket !!!.
Heating efficiency: The immersion water heater has a rated power of 1500W, which can quickly heat 5 gallons of water. The protective case is made of high-quality stainless steel and has a porous design with good thermal conductivity..
Easy to Use: Place the pool water heater into water designed to contain boiling w....

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ViaAqua 300 Watt Titanium Heater, Gray (VA300T)

this viaaqua 300 watt titanium heater has been completely re-designed. it features an easy-to-read lcd controller, remote sensor and auto shut-off..
"durable titanium heating tube. heater is 10.5"" long.".
easy to read lcd controller. can read in celsius or fahrenheit..
remote temperature sensor. remote sensors are more accurate because they measure the water temperature away from the heater..
Included components: Complete ready to use heater.

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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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FREESEA Submersible Betta Aquatic Heater: 300 Watt Aquarium Heater with Adjustable Temperature Display for Fish Tank | Saltwater | Freshwater

...le heater for aquarium, voltage: 110~120V, is suitable for use in 35-50 gal betta fish turtle tanks and aquariums. The power cord is 5ft, long enough for use indoors. With 2 strong suction cups at the back side of the betta heater 35 gallon, it's easy to install it on to glass, acrylic or plastic tank..
【 External Controller 】 FREESEA fish heater with display is adjusted by an external controller, which you can mount on the outside edge of the tank. It’s convenient to adjust temperature that range from 63℉ to 94℉. Every time you set the temp, just press the button over and over until it reaches to your desired temp, then stop and wait the digit flashing for 3 times, then setting is done..
【 LED Temperature Display 】 Digital led temperature display shows the real-time temperature and error code on the screen. When the submersible tank heater is heating, there indicator light above the digit is on red. The heater with a built-in thermometer, when temp setting is done, the led will show the water temp all the time..
【 Note 】 Do not operate or leave product plugged in when your water tank is out of water. This betta fish heater 30 gallon is 100% submersible use only, during its heating time, it must be 100% submerged into the water. It is ....

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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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hygger 10-25 Gallon Small Aquarium Heater with LED Display Controller, Quartz Submersible Fish Tank Heater 100 W Saltwater Freshwater

...t Off】 ①Automatic overheat system will shuts the unit off when the water temperature over 95°F. ② Running dry protection will shut off unit when the heater rod out of water. ③ The power cord 6.3 feet in length and is UL listed..
【Adjust the Temperature to Your Needs】 Equipped with an Intelligent IC temp controller, which will turn the heater off when it reaches a preset temperature and turn the heater back on when the temperature dips below the setting. Adjust the setting of temperature from 59℉ to 93℉ to keep aquarium proper temperature..
【 At-a-Glance Temperature Monitoring Controller】 Build in LED temp controller shows both set temperature and real time water temperature . Red indicator light turns on when heating and turns blue in the situation reached set temp or failure alarm. It can be accurate enough to keep temperatures with +/- 1 degrees..
【Shatter Resistant, Efficient】 The 100w fish tank heater with shatter-resistant quartz glass heating element & uses a nickel-chromium heating wire that provides faster and more efficient heating. Fish heater guard is made of high-temperature PC plastic and to protects your fish getting burn. It also has two-hole slots on the back make it easy for installation to walls by suction cups....

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hygger 40-75 Gallon Small Aquarium Heater with LED Display Controller, Quartz Submersible Fish Tank Heater 300 W Saltwater Freshwater

...huts the unit off when the water temperature over 95°F. ② Running dry protection will shut off unit when the heater rod out of water. ③ The power cord 6.3 feet in length and is UL listed..
【Adjust the Temperature to Your Needs】 Equipped with an Intelligent IC temp controller, which will turn the heater off when it reaches a preset temperature and turn the heater back on when the temperature dips below the setting. Adjust the setting of temperature from 59℉ to 93℉ to keep aquarium proper temperature..
【 At-a-Glance Temperature Monitoring Controller】 Build in LED temp controller shows both set temperature and real time water temperature . Red indicator light turns on when heating and turns blue in the situation reached set temp or failure alarm. It can be accurate enough to keep temperatures with +/- 1 degrees..
【Shatter Resistant, Efficient】 The 100w fish tank heater with shatter-resistant quartz glass heating element & uses a nickel-chromium heating wire that provides faster and more efficient heating. Fish heater guard is made of high-temperature PC plastic and to protects your fish getting burn. I....

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AQQA Aquarium Heater 300W for 80-95 Gallon Fish Tank Heater Aquarium Submersible Heater Betta Fish Heater Aquarium Thermostat Heater for Freshwater Saltwater Fish Tanks (300W for 80-95 Gal)

..., double seal material, providing explosion-proof, shatterproof, IP68 waterproof, much safer for human and your lovely fishes, your pets will no longer fear the winter.
INTELLIGENT AUTOMATIC HEATING: Automatic constant temperature function, design with External Temperature Controller, Temperature Range is 59ºF- 93 ° F (15 ° C- 34 ° C), Hold button at the top of the controller down for 5 seconds, switch easily from Celsius to Fahrenheit. It will restart to heating when the water temp is 1℉(1° C ) off the set temp. If power is shut off, the heater will keep the temperature settings until it powers on again.
Digital LED Display: LED display on the middle of the controller front side, Current Temp and Set Temp. If your heater is working properly, the red light will be constant on. When the temperature is reached 93℉(34℃), it will stop work, the blue light will be constant on. When the heater exposed to air and is not fully submerged, then display the blue light and E1 fault.
EASY INSTALLATION: Easy and quick installation, submersible fish tank heater, vertical or horizontal placement using attached adjustable hanging....

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YukiHalu Submersible Aquarium Heater 100/150/200/300W, Small Size, Overheating Protection, External Temperature Controller, LED Display, Used for 20/30/40/60 Gallons (100Watts)

... is automatically stopped when the set temperature is reached..
【Overheating and lack of water protection】Stop heating automatically if the fish tank lack of water or overheating. Never cook your fish..
【External temperature controller】The temperature can be set by external controller, and the water temperature value is displayed on the LED display without the need for an additional aquarium temperature meter. The heater will remember the temperature setting, no need to reset the temperature after power off..

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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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HiTauing 200W/300W/500W Submersible Aquarium Heater for 20-130 Gallon - Upgraded Double Quartz Tubes Fish Tank Heater with HD Temperature Digital Display - Suitable for Freshwater and Saltwater

... will stop heating when the temperature reach the setting and restart when lower than setting. If power is shut off,the memory function will keep the temperature settings until it powers on again. Always provide the best living environment for our cute fish..
【Precise HD Controller】- The IPX8 waterproof digital display can clearly display the set temperature and the actual temperature reading, monitor how well the heater is doing its job in real-time. The temperature ranging from 68℉ to 93℉. You only need to press the controller again and again to adjust the temperature you need (Tips: the controller is not waterproof)..
【Easy to Use and Hide】- Submerge the heater in water, connect the to the power supply and set the temperature to start heating. In addition, the detachable shell design allows it to be placed in a narrower space to maintain your overall decoration style. Widely used in freshwater and saltwater fish tanks, turtle tanks, aquariums, and fish markets..

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