Reviews Water Heater Controller

hygger 800W Titanium Steel Aquarium Heater for Fresh Water, Digital Submersible Heater with Built-in Thermometer, External LCD Display Thermostat Controller, for Fish Tank 120-180 Gallon

  • 【Energy Saving Heater for Aquarium Larger than 60 Gal】voltage 110-120V/60HZ, power 800W, US three-pin plug, heater length 9.6 inch. The heater power cord and the controller cord are both 5ft. 800W aquarium heater for fish tank 120-180 gallon. Fast heating up aquarium heater, it takes about 2 minutes to heat 3.5 gallon water up 3℉. With 2 heating modes: MAX heating, ECO heating, more energy saving than general high power heater.
  • 【Auto Shut Off When Overheating or Not Fully Submerged】with built-in thermometer and waterline detector, when the water temp is over 97F, the controller will auto shut off to prevent overheating, when the top of heating element is out of water over 0.8 inch, the controller will auto shut off and stop heating and will automatically restart heating after you place the heater fully under water.
  • 【Dual Digital Displays on Controller & Heater】the digit display on the heater is to show the current water temp, the controller digit display will show the current water temp and the set temp. When you want to check the water temp, you can see that on the heater or the controller display, the digits are synchronized updated.
  • 【Fully Automatic Smart Thermostat】 it's very easy to set the temp on the controller, just press ....
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hygger Aquarium Heater 300W/500W/800W/1000W, Submersible Fish Tank Heater with Digital LED Controller and Intelligent Leaving Water Automatically Stop Heating System, for Freshwater and Saltwater

  • ... an error code and sound an alarm until the water temperature is below 94°F or the heater is completely immersed in the water. Error code: HH-high temp.
  • AUTO shut off-out off water. Multiple protection, let you get rid of "boiled fish"!.
  • DIGITAL LED CONTROLLER - Temperature adjustable range: 59℉-93℉, Accuracy：±1°F. You can use the included bracket to mount the controller on the edge of the tank to adjust the temperature without reaching into the water. LED controller shows the current water temperature, preset temperature, working power and more warning sign of Low/ Hi temperature/ Auto shut off. Very easy to operate!.
  • EFFICIENT AND EXPLOSION PROOF - The aquarium heater is made of explosion-proof quartz glass and high-temperature resistant nickel-chromium heating wire. This results in faster water heating, safer, and more longer-lasting. The heater guard is made of high quality PC plastic to protect your fish from burns.
  • COMPLETE ACCESSORIES AND WARRANTY - This aquarium heater comes with accessories you need. Package includes 1 aquarium heater, 1 controller, 3 suction cups, 1 bracket and 1 ho....
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AQQA Submersible Aquarium Heater,100W/200W/300W/500W/800W Fish Tank Heater,External Temperature Controller LED Temperature Display with 2 Suction Cups Suitable for Saltwater and Freshwater

  • ... will automatically heat 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 changes temperature display from Celsius to Fahrenheit..
  • 【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 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 not fully submersibled..
  • 【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 unplug the power o....
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AQQA Aquarium Heater 500W for 66-135 Gallon Submersible Fish Tank Heater 75 Gallon Betta Fish Heater Aquarium Thermostat Heater for Coral Marine & Freshwater Aquarium (500W, 66-135Gal)

  • ...r than the set temp. Alway provide a safe and comfortable living environment for your fishes..
  • 【Easy Installation and Temp Setting】You can install it at any angle by 2 powerful suction cups, just make sure it is under water fully. You can set temp with an external temp controller, press the button for 3 seconds to switch beween ℉ and ℃，and every press to adjust 1 ℉ /℃. Easily adjust the temp without hands getting wet. (Note: the controller is not waterproof).
  • 【Heater Protection System】 With anti-dry heating and overheating protection, when the heater is not fully immerged into water, the aquarium heater will stop heating and alert, controller display "E1".
  • When the water temperature exceeds 95℉/35℃, the heater will stop heating and alert, controller display "HH". Protecting your fish from over-heat scalding..
  • 【Warm Notification】Please note that the aquarium heater must be fully submerged in the water but don't bury it into sand or mud. Please put the heater near the water flowing area to prevent uneven heating and unplug the power supply when cleaning the fish tank or aquarium w....
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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 ....
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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....
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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....
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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....
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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....
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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....
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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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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 ....
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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.
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