Top Water Heater Controller Reviews

Freshwater Aquariums For Dummies

...m heater is sutable for 40-75 gallon fish tank and made of the most stable nickel-chromium heating wire, which can quickly and stably conduct heat to the surroundings. It has a built-in temperature control system of Fahrenheit and Celsius(Temp range: 63-94℉/17-34℃). You can press and hold the button next to the controller for 2-3 seconds to switch..
【Intelligent Water Sensor and Over Temperature Protection】This fish tank heater has a unique intelligent temperature and water sensor system, the heater will automatically stop heating when the heater is completely out of water or it rapidly heats beyond the set temperature, the indicator light will turn green in both cases to ensure the maximum safety of you and your aquatic organisms just like protecting our own safety..
【Explosion-proof Quartz Glass Aquarium Heater】The submersible aquarium heater is made of explosion-proof quartz glass material and a high-temperature resistant nickel-chromium heating wire with silicon carbide heat conduction, faster water heating and longer lasting. And the stronger black shell is a high temperature resistant ABS material which protect the fish, your aquatic organisms and ....

Check Stock

Foxhymir Submersible Aquarium Heater 300W/500W Fish Tank Heater with Accurate Temperature External Digital Controller IPX8 2 Suction Cups Suitable for Saltwater and Freshwater (300W)

... high-temperature resistant nickel-chromium heating wire with silicon carbide heat conduction, fast water heating, and long-lasting 2 hours heating. The protecting jacket is a high-temperature resistant PC material, which can protect the fish and plant from scalding effectively..
【Visible Temperature Setting】The controller is not waterproof, please keep away from water，LED digital display screen shows the current water temperature and preset temperature. The number above the controller is the current water temperature, and the number below is the set temperature, Red light means heating, Blue lights indicate constant temperature, blue light flashing indicates the heater is not fully submersible..
【Temperature Adjustment feature & Automatic Heating】Temperatures Ranges 59℉ to 93℉, The heating rod built-in thermometer, When the water temperature is lower than the set temperature, the heater will automatically heating up, and stop heating when the water temperature is consistent with the set temperature. Fahrenheit and Celsius can be converted to each other, Pressing and holding for 5 seconds change the temperature display from Celsius to Fahrenheit..
【Memory Function, Dry Burning-resistant Protection】Controller with memory function. If th....

Check Stock

Foxhymir Submersible Aquarium Heater 300W/500W Fish Tank Heater with Accurate Temperature External Digital Controller IPX8 2 Suction Cups Suitable for Saltwater and Freshwater (500W)

... high-temperature resistant nickel-chromium heating wire with silicon carbide heat conduction, fast water heating, and long-lasting 2 hours heating. The protecting jacket is a high-temperature resistant PC material, which can protect the fish and plant from scalding effectively..
【Visible Temperature Setting】The controller is not waterproof, please keep away from water，LED digital display screen shows the current water temperature and preset temperature. The number above the controller is the current water temperature, and the number below is the set temperature, Red light means heating, Blue lights indicate constant temperature, blue light flashing indicates the heater is not fully submersible..
【Temperature Adjustment feature & Automatic Heating】Temperatures Ranges 59℉ to 93℉, The heating rod built-in thermometer, When the water temperature is lower than the set temperature, the heater will automatically heating up, and stop heating when the water temperature is consistent with the set temperature. Fahrenheit and Celsius can be converted to each other, Pressing and holding for 5 seconds change the temperature display from Celsius to Fahrenheit..
【Memory Function, Dry Burning-resistant Protection】Controller with memory function. If th....

Check Stock

Orlushy 300W 500W 800W Submersible Aquarium Heater, Variable Frequency Fish Tank Heater with External Digital Display Controller, Run-Dry and Overheat Protection for 30-220 Gallon Tanks (300W)

【Precise Temperature Control】 This fish tank heater is temperature adjustable with external controller. It is designed to be digital display that set temp and real-time water temp will be displayed on the controller. The set temp ranges from 65 to 93℉ by pressing the “+, -” buttons. Attention: please keep the controller away from water for it is not water-proof..
【Run-dry & Overheat Protection】 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, the heater will automatically power off with run-dry protection. With over-heating protection, the heater will stop working once the temperature exceeds 95℉. The heater will start to work again until the temperature is back to 94℉,preventing your fish from being “cooked”..
【Variable Frequency Heater】 In the initial heating stage, heater will work with higher wattage. When approaching the set temperature, working wattage will be reduced to a low value to reach the set temperature smoothly, saving energy as well as letting your fish feel more comfortable..
【Durable Material of High Safety】 The durable material of the heater ensures safe operation. The outer shell covering the whole body of the heater is made of heat-res....

Check Stock

Hexilgbn Pool Heater for Above Ground Pools Accessories Set Home Smart AC Thermostat Temperature Controller Sensor Portable Immersion Electric Tankless Instant Hot Water Tub Heater for Indoor Outdoor Use,Controller

❤3 OPTIONS : Temperature Controller / Thermostat (1pcs).
Above Ground Pool Heater Set ( 1pcs Temperature Controller + 1pcs Water Heater)..
❤SMART THERMOSTATS FOR HOME REPTILE : 2.24in LCD Display.
Real-time Temperature Digital Display (-40°F-248°F).
Start and End Temperature Settings (Smart Automatic Start and Stop Heating/Cooling).
Plug and Play. Rated Voltage is 120V±15%(AC), Max Loading - 15A 1800W..
❤PORTABLE ELECTRIC INSTANT WATER HEATER : 1500W 120V±15%(AC) Electric Water Heater, Heating capacity prompt 40%.
Patented Glue Filling Process (leakage-proof and safer).
Stainless Steel Protective Cover (anti-damage swimming pool, etc.).
Smart High Temperature Protection (Max about 170°F).
❤ABOVE GROUND POOL HEATER SET : By setting smart controller temperature range, pool can be kept at suitable temperature, so that family can play and relax at any time. Suitable for indoor and outdoor use such as mini Inflatable Above Ground Swimming Pool, Bucket, Basin, Bath Tub, etc. Plug and play, easy-to-use heating kit i....

Check Stock

AQQA Submersible Aquarium Heater,100W/200W/300W/500W/800W/1200W Fish Tank Heater,External Temperature Controller LED Temperature Display with 2 Suction Cups Suitable for Saltwater and Freshwater

... temperature is consistent with the set temperature.Fahrenheit and Celsius can be converted to each other,Pressing and Press and hold "+" and "-" at the same time, Fahrenheit and Celsius will be converted into each other after 5 seconds.
【LED External Controller with Indicator Light】The controller is not waterproof, please keep away from water，LED digital display screen shows the current water temperature and preset temperature.The number the left on the controller is the current water temperature, and the number on the right is the set temperature,torch light and surrounding lights flicker means heating,torch light and surrounding lights not flicker indicate constant temperature..
【Memory Function,Dry Burning-resistant Protection】Controller with memory function,If power is shut off,the heater will keep the temperature settings until it powers on again,no need to worry about pets when you going out.When the heating rod is 5cm above the water surface, the heating rod will automatically power off, and the controller will display "E1". When submerged in the water again, the heater will automatically return to normal, no need to u....

Check Stock

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....

Check Stock

hygger Adjustable 5W Aquarium Air Pump with 2 Ports for 20~180 Gallon Fish Tank 160GPH Aquatic Aerator Oxygen Pump (5W up to 180 Gallon)

...m heater is sutable for 40-75 gallon fish tank and made of the most stable nickel-chromium heating wire, which can quickly and stably conduct heat to the surroundings. It has a built-in temperature control system of Fahrenheit and Celsius(Temp range: 63-94℉/17-34℃). You can press and hold the button next to the controller for 2-3 seconds to switch..
【Intelligent Water Sensor and Over Temperature Protection】This fish tank heater has a unique intelligent temperature and water sensor system, the heater will automatically stop heating when the heater is completely out of water or it rapidly heats beyond the set temperature, the indicator light will turn green in both cases to ensure the maximum safety of you and your aquatic organisms just like protecting our own safety..
【Explosion-proof Quartz Glass Aquarium Heater】The submersible aquarium heater is made of explosion-proof quartz glass material and a high-temperature resistant nickel-chromium heating wire with silicon carbide heat conduction, faster water heating and longer lasting. And the stronger black shell is a high temperature resistant ABS material which protect the fish, your aquatic organisms and ....

Check Stock

hygger 100W Aquarium Heater, Ultra Short Quartz Fish Tank Heater with LED Digital Display Thermostat Controller for 5-26 Gallon Freshwater Saltwater Tank

... When the actual temp is lower than the set temp of the fish tank heater by 1.5°F/1.5°C, the indicator light will turn red, the fish tank heater will heat up to the set temp at full power, and the indicator light will turn blue color, then stop heating.Temperature Ranging from 59℉ to 93℉..
【External Smart HD Controller】External controller with LED digital display, without getting hands wet. Each press of the submersible heater will change the set temperature by 1℉(1℃). Press and hold it for 5 seconds to toggle between Celsius and Fahrenheit..
【Full Submersible Heater】100w aquarium heater is suitable for 5-26Gal fish tank freshwater and saltwater tanks. Memory function it remembers the temperature you set it when the power fails. THREE suction cup bracket, can stably fix the heater in every corner of the fish tank.e changing water or removing heater. Make sure the heating rod is completely submerged in water and there is enough water flow and water circulation in fish tank when using the heater.

Check Stock

YOFOTHS Aquarium Heater 25W/50W/100W/200W, Small Fish Tank Heater, Temperature Adjustable Mini Tank Heater for 1/5/10/20/30/40 Gallon, External Temperature Controller (50W(3-10Gallon))

...se and Constant Temperature】An intelligent IC chip controls the heater’s temperature. The temperature accuracy is 1℉. The fish heater will automatically start heating when the water temperature is lower than the set values and stop heating when the water temperature reaches the target..
【External Temperature Controller】Adjust the temperature from 64℉ to 93℉, This submersible heater is adjusted by an external controller, which you can mount on the outside edge of the tank. It’s convenient and safe for you to set the temperature, No need to put your hands in the water to adjust the Aquarium Heater temperature..
【Prevent for Over Heating and Out of Water Protection】 The heater will cut off power and stop heating automatically when the fish tank heater is out of water or the water temperature is over 95F. ‘E1’ error code will be shown. The function recovered when the heater is 100% immersed in water or the water temperature goes down to below 93℉..
【Notice】During its heating time, heater must be 100% immersed into the water. Please unplug the power supply when cleaning the fish tank or aquarium water changes. Heater rod is suitable for people over 16 years of age. Children or minors should be under adult guidance or supervision....

Check Stock

hygger 1000W Submersible Aquarium Heater with Digital Controller, Auto Shut Off Fish Tank Heater for 159-317 Gallon Freshwater/Saltwater Reef Tank

[Safety Auto Off, No Cooked Fish] If the water level drops too low and exposes the temperature sensor to the air, hygger aquarium heater auto shuts off with controller flashing "E1" error code and beeping alert to prevent overheating.
[Multi-Functional External Controller] 1. Easy to read digital display shows both real-time water temperature and set temperature which available in either Celsius or Fahrenheit. 2. Red indicator light let you know its heating and green at temperature. 3. Audio alert remind you something is wrong. 4. Easy to set temperature without getting hands wet.
[Speedy Heating-by Dual Heater Tubes] hygger 800/1000w aquarium heaters equipped with dual heater tubes speed up the heating process.
Made of premium corrosion resistant and shatter-proof quartz glass, suitable for fresh or marine water.
Detachable black safety protective guard protect fish and other livestocks from burning.
[Alarm for High and Low Temperature] Auto shut off as well as beeping alarm when water temperature lower than 59°F or higher than 95°F, resets when water temperature back to control temperature range between 59°F~93°F.
[Choose the Right Heater According to Tank's Size]voltage 110V, 300 watt aquarium heater for 40-65 gallon tank, 500 watt aquarium h....

Check Stock

HiTauing Aquarium Heater, 50W/100W/200W/300W/500W Submersible Fish Tank Heater with Over-Temperature Protection and Automatic Power-Off When Leaving Water for Saltwater and Freshwater

...m heater is sutable for 40-75 gallon fish tank and made of the most stable nickel-chromium heating wire, which can quickly and stably conduct heat to the surroundings. It has a built-in temperature control system of Fahrenheit and Celsius(Temp range: 63-94℉/17-34℃). You can press and hold the button next to the controller for 2-3 seconds to switch..
【Intelligent Water Sensor and Over Temperature Protection】This fish tank heater has a unique intelligent temperature and water sensor system, the heater will automatically stop heating when the heater is completely out of water or it rapidly heats beyond the set temperature, the indicator light will turn green in both cases to ensure the maximum safety of you and your aquatic organisms just like protecting our own safety..
【Explosion-proof Quartz Glass Aquarium Heater】The submersible aquarium heater is made of explosion-proof quartz glass material and a high-temperature resistant nickel-chromium heating wire with silicon carbide heat conduction, faster water heating and longer lasting. And the stronger black shell is a high temperature resistant ABS material which protect the fish, your aquatic organisms and ....

Check Stock

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....

Check Stock