ReviewsGallon Fish Tank Heater

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

【Super Mini Size, 10Watt, below 1 Gallon】YukiHalu 10W aquarium heater is designed 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 control....

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ZHGSERVU 500W Aquarium Heater Auto Thermostat Submersible 500 Watt Fish Tank Heater with Durable Quartz Glass and Protective Sleeve 3 Suckers for Saltwater or Freshwater 50-90 Gallon

...rotection - Built with overheat and water shortage protection. The heater power will cut off when washing tank, changing water and maintaining aquarium, otherwise heating cannot be processed. CF certification.
Installation - 500W submersible heater is suitable for 50 to 90 gallons aquariums.
Vertical or horizontal installation and ensure the device is fully submerged underwater. With these 3 suction cups, the heater will stick tightly to the surface of tank.
Temperature Scale - Compact underwater analog tank heater can be adjusted between 68°F~94°F (20°C~34.5°C). 500 watt fish tank heater holds your 50-90 gallon tank at a constant temperature and recovers quickly after a water change. Note: Due to some unpredictable external factors, it's normal that the temperature difference is ±5°F.
Provides Accurate Thermal Control - Set and adjust the desired temperature with the use of the Temperature Controller on the top. This allows accurate thermal control via the easy set thermostat for precise.
Application - This underwater aquarium heater is great for both Fresh Water and salt Wa....

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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)

【Rapid Heating and Two Temperature Control System】300W aquarium 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 resistan....

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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))

【30W mini heater, for 1.5-3 gallon】YukiHalu 30W mini aquarium heater is specially designed for the mini fish tanks less than 3 gallon. The water temperature can be accurately adjusted from 64 to 93°F. The rated voltage: 100-130V..
【Super mini size】The heater only 6cm / 2.4inch long. Fits for super mini fish tank, easy to install and easy to hide..
【Automatic thermostat, 1°F accuracy】The heater adopts PID control strategy, and the temperature fluctuation range can be reduced to 1°F. The heating is automatically stopped when the set temperature is reached..
【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 p....

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hygger 200W Aquarium Heater with LED Digital Temperature Controller, Submersible Fish Tank Heater for 15-30 Gallon Tank

This fully submersible aquarium heater enables memory function and over heat protection. Auto stop heating when over-heats, resets when it cools down..
Made with premium quartz and double sealed by black protective guard, this fish tank heater is resistant to explosion and corrosion, and protect fish and other livestocks from punching and scalding.
Build-in external IC temp controller, easy to read blue LED digital number shows real time water temperature. Heat indicator lights on red when fish heater start to heat and turns in yellow once it reach set temperature. Temp accuracy is +/- 1°F..
Easy to set temperature without getting hands wet. Temperature can be precisely adjusted from 61 to 90°F (16°C ~ 32°C). Just press set button to desired temperature, it blinks 3 seconds and begins to work.
200 watt aquarium heater, voltage 110-120V, suitable for tank capactiy 15-30 gallon freshwater and saltwater aquariums.

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Kulife Fumak 200W Adjustable Aquarium Heater Super Short Submersible Fish Tank Heater Fish Heater with LED Digital Display Thermostat, for Tanks 20-40 Gallons

...e market! It is only a bit more than HALF of the length of the traditional aquarium heaters! The innovative super short length perfectly solves the headache of the fish keepers on the traditional aquarium heaters! Takes up less space, easy to hide, but in full power! Temperature range is 64-93F. 200 Watt for 20 -40 Gallon tanks..
SUPER ACCURATE 1℉ – Thanks to the intelligent inverter technology, with the in-built chips the thermostat keeps the fish heater at a constant temperature at an accuracy of 1℉, much more accurate than the traditional knob-controlled fish heaters and you save your electricity expenses by 50%!.
DIGITAL DISPLAY WITH DOUBLE TEMP. READINGS – This fish tank heater comes with an external thermostat with digital display that shows 2 readings – the current temperature and the set temperature – very easy to switch by pressing the SET button and you save an extra thermometer for current temperature measuring..
DRY RUN / OVERHEATING PROTECTION – Full consideration of safety. With the multiple protections this fish tank heater will stop working when the water level is lower than the minimum water l....

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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)

...l work with higher wattage. When the water temperature is close to the set value, it will work with lower wattage. After set temp is reached, low wattage is used to keep the water temperature constant, saving energy as well as letting your fish more comfortable..
【Application】:500W heater is applicable to 60-120 gallon tanks, and the 800W heater can be applicable to 120-180 gallon tanks. It can be used in both freshwater and saltwater fish tanks and aquariums.Temperature is adjustable from 65-93℉ with the external controller. Temperature is accurate to 0.1℉ that constant temp protects fish from getting sick easily..

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Kulife Fumak 100W Adjustable Aquarium Heater Super Short Submersible Fish Tank Heater Fish Heater with LED Digital Display Thermostat, for Tanks 10-20 Gallons

... market! It is only a bit more than HALF of the length of the traditional aquarium heaters! The innovative super short length perfectly solves the headache of the fish keepers on the traditional aquarium heaters! Takes up less space, easy to hide, but in full power! Temperature range is 64-93F. 100 Watt for 10 - 20 Gallon tanks..
SUPER ACCURATE 1F – Thanks to the intelligent inverter technology, with the in-built chips the thermostat keeps the fish heater at a constant temperature at an accuracy of 1F much more accurate than the traditional knob-controlled fish heaters and you save your electricity expenses by 50%!.
DIGITAL DISPLAY WITH DOUBLE TEMP. READINGS – This fish tank heater comes with an external thermostat with digital display that shows 2 readings – the current temperature and the set temperature – very easy to switch by pressing the SET button and you save an extra thermometer for current temperature measuring..
DRY RUN / OVERHEATING PROTECTION – Full consideration of safety. With the multiple protections this fish tank heater will stop working when the water level is lower than the minimum water level ....

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AIWEK Fish Tank Heater,Aquarium Heater,Adjustable,with 2 Suction Cups Submersible, for 10-30 Gallon Marine Saltwater and Freshwater (100W)

Various specifications:immersion heater is suitable for 10 – 30 gallon tank, also suitable for both saltwater and freshwater..
Voltage 110-120V:power cord is 6ft, please choose the right wattage aquarium heater according to our size chart..
Adjustable: Aquarium Fish Tank Water Heater,Temperatures from 68°F to 93°F (20°C - 34°C), of aquatic climate within a 1-degree difference,Automatic shut off when the temperature is reached..
Explosion Proof: 2mm thickened explosion proof glass, 33% thicker than the normal, safer for both human and animals..
Fish tank accessories and Warranty: Except for thermometer, also equipped with 2 suction cups , thermometer sticker,and offer 12 months warranty, leave you no worries after you buy it..

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MQ Submersible Aquarium Heater Auto Thermostat 200W Fish Tank Heater with LCD Digital Aquarium Thermometer Shatter-Proof and Blast-Proof

【For Fish Tank 15-40 gallon】200W aquarium heater, voltage AC 110-120V, power cord is 5.0ft, please choose the right wattage aquarium heater....
TEMP ADJUSTABLE: Temperature can be adjusted between 68-94℉. You can set the temp to one of these values on the dial: 68, 71, 75, 78, 82, 86, 90, 94....
SAFETY PROTECTION: Effectively maintain the tank water in the constant temp you set, stop heating when the water temp is 1.5-2℉ above the set temp....
BLAST-PROOF: Made of shock resistant quartz glass, covered with double sealed case, explosion-proof and no electricity leakage, preventing your pets....
BUY ONE GET ONE IN FREE: This fish tank heater come with an extra thermometer to show the accurate tank temperature to avoid overheat or freeze. It....

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Aquarium Heater Submersible 50W/200W/300W Fish Tank Water Heater Adjustable Temperature Thermostat for 15 30 55 75 Gallon Freshwater Saltwater Fish Betta Tanks with 2 Suction Cups (300W)

✅Upgraded Heater - Our aquarium heater is made of high quality real quartz glass material, will not explode during working, can totally keep your fish safe and health, suit for freshwater and saltwater tank..
✅Circulating Working Mode - Our submersible aquarium heater has a super good feature is after setting your temperature, it will work about 5-10 minutes, then stop 2 minutes, then continue to working, repeat this working mode until get your temperature. This working mode avoid overheating your fish..
✅Adjustable Temperature – The temperature of the water heater can be adjusted, rotate the orange dial can easily set the accurate temperature which you want. Temperature range is 20-34 ℃(68-93 ℉)..
✅Power – The power of the fish thank heater is 300W, which is suit for 50 to 80 gallons fish tank. Voltage is 110V-120V. Cable length is 55 inch..
✅Indicator Light - This 75 gallon aquarium heater thermostat has a indicator light to let you know when the heater is on. It will be red when heating and off when the proper temperature has been reached. It will stop work automatic when water reach the temperature which you set, and begin to work when water temperature bellow setting temperature..

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