ReviewsFish Tank Heater 3 Gallon

Dreyoo 2 Set Aquarium Fish Tank Heater, 300W Submersible Aquarium Heater with Thermometers and 4 Suckers, Adjustable Knob Aquarium Water Heater Built in Thermostat for 40-55 Gallon Aquariums

  • 300W Aquarium Heater: suit for 40 to 55 gallon aquariums, the tank heater is 11" in length, 110-120V and 5 feet plug cable, the package comes with 2 pack fish tank heaters, 2 aquarium thermometers and several suckers.
  • Adjustable Temperature: aquarium submersible heater has an exact temperature scale of 68 to 93 °F, complete control of the water climate within 1 degree of difference.
  • Sensitive and reliable thermostat maintains uniform temperature, when red light on is heating, and automatic shutdown when temperature is reached.
  • With 2 Aquarium Thermometers: the immersion probe with suction cup can be easily put into the water, allowing you to better observe the temperature of the fish tank.
  • Immersion probe only, do not immerse the thermometer in water.
  • Distinct Design: the aquarium water heater uses 2 mm thickened quartz glass, can be applied in fresh-water and saltwater aquariums, easy to hide in the tank, which is not easy to crack and safe for people and water animals.
  • Note: the fish aquarium heater need to adjust temperature firstly, and then fix suction cup, and the heat....
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Hygger Mini Glass Aquarium Heater Adjustable LED Digital Temperature Display Small Tank Heater for Turtle Betta Fish Bowl with Protective Guard 50W

  • 【Run Dry Protection】This egg-shaped small aquarium heater automatically shut itself off once it come out of water which ensures the safety of your pet, especially turtle and frog.
  • 【Protective Guard】Made of high quality quartz glass, waterproof double seal material, covered with protective case, shatter-resistant construction, this fish tank heater keep your fish from scalding and punching.
  • 【Digital LED Display】External temperature setting control avoids getting hands wet, digital LED display shows real time water temperature. Heating temperature range from 63 to 94°F. Control accuracy is +/- 1°F..
  • 【Automated Shut Off System】Once you set the desired degree of heat, this fully submersible heater lights on red and begin to heating. It will auto shut off once it reach set temperature.
  • 【For Fish Tank 1-6.5 Gallon】50 watt aquarium heater is ideal for small fish bowls and aquariums 1 to 6.5 gallons.
  • it is ideal for betta fish and turtle tank.
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FEDOUR Adjustable Aquarium Heater with Protective Cover, 30W 50W 60W 120W Submersible Heater Thermostat for 5-40Gallon Fish and Turtle Tank (120W for 15-40Gallon)

  • 【More Power and Longer Life】This heater is for 15-40 gallon fish tank, comparing to 100W, this 120W aquarium heater is more powerful and heating the same water in shorten time. Less working time provide longer life..
  • 【Double Safety Protection】2mm thickened explosion-proof glass, 33% thicker than normal 1.5mm aquarium heaters, adding a specialized protective cover wrapping the heater tube, more durable and much safer for both human and aquatic creature..
  • 【Application】120W suitable for15-40gallon fish tank, suitable for both fresh and marine water, suitable for all kinds of fish, turtle and plants. Size: 9.4in(24cm) in Length..
  • 【Adjustable】High-precision temperature control system, adjustable temperature ranges from 20°C - 34°C (68°F to 93°F)..
  • 【Complete accessories】An additional stick-on thermometer as a bonus to detect water temp at any time, and 3pcs suction cups. Offering 12 months warranty for the whole heater..
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FEDOUR Adjustable Aquarium Heater with Protective Cover, 30W 50W 60W 120W Submersible Heater Thermostat for 5-40Gallon Fish and Turtle Tank (30W for 5-10Gallon)

  • 【More Power and Longer Life】This heater is for 5-10 gallon fish tank, comparing to 25W, this 30W aquarium heater is more powerful and heating the same water in shorten time. Less working time provide longer life..
  • 【Double Safety Protection】2mm thickened explosion-proof glass, 33% thicker than normal 1.5mm aquarium heaters, adding a specialized protective cover wrapping the heater tube, more durable and much safer for both human and aquatic creature..
  • 【Application】30W suitable for 5-10Gallon fish tank, suitable for both fresh and marine water, suitable for all kinds of fish, turtle and plants. Size: 7.5in(19cm) in Length..
  • 【Adjustable】High-precision temperature control system, adjustable temperature ranges from 68°F to 93°F(20°C - 34°C)..
  • 【Complete accessories】An additional stick-on thermometer as a bonus to detect water temp at any time, and 3pcs suction cups. Offering 12 months warranty for the whole heater..
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Hitop 50W/100W/300W Adjustable Aquarium Heater, Submersible Glass Water Heater for 5 – 70 Gallon Fish Tank (50W for 5-15 Gallon)

  • Explosion Proof: The aquarium heater is made of 2mm thickened quartz glass, 33% thicker than ordinary glass, explosion-proof, not easy to crack, which is very safe for people and aquatic animals..
  • Application: 50W water heater is suitable for 5 – 15 gallon tank, also suitable for both saltwater and freshwater, suitable for fish tanks and turtle tanks, must be completely submerged in water when using..
  • Accurate Temperature: The fish tank heater can be adjusted from 68°F to 93°F (20°C - 34°C), comes with a thermometer sticker, convenient to detect the water temperature without another pay..
  • Long Service Life: This fish heater adopts 8-slot multi-branched heating wire ceramic frame, shorter length, 7.8*1*1 in(20*2.5*2.5 cm), better heat dissipation, and can save more space for your fishes..
  • Complete Accessories and Warranty: This aquarium submersible heater comes with accessories you need, in addition to the thermometer, it comes with 3 suction cups, one for replacement, and offer 12 months warranty, giving you peace of mind after your purchase..
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Hitop 50W/100W/300W Adjustable Aquarium Heater, Submersible Glass Water Heater for 5 – 70 Gallon Fish Tank (100W for 10-30 Gallon)

  • Explosion Proof: The aquarium heater is made of 2mm thickened quartz glass, 33% thicker than ordinary glass, explosion-proof, not easy to crack, which is very safe for people and aquatic animals..
  • Application: 100W water heater is suitable for 10–30 gallon tank, also suitable for both saltwater and freshwater, suitable for fish tanks and turtle tanks, must be completely submerged in water when using..
  • Accurate Temperature: The fish tank heater can be adjusted from 68°F to 93°F (20°C - 34°C), comes with a thermometer sticker, convenient to detect the water temperature without another pay..
  • Long Service Life: This fish heater adopts 8-slot multi-branched heating wire ceramic frame, shorter length, 9.5*1*1 in(24*2.5*2.5 cm), better heat dissipation, and can save more space for your fishes..
  • Complete Accessories and Warranty: This aquarium submersible heater comes with accessories you need, in addition to the thermometer, it comes with 3 suction cups, one for replacement, and offer 12 months warranty, giving you peace of mind after your purchase..
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MA STRAP 500W Stainless Steel Aquarium Heater Fish Tank Auto Thermostat with LED Digital Temperature Readout and External Temperature Controller,for Sea Water and Fresh Water

  • SUBMERIBLE HEATER FOR AQUARIUM OVER 60GAL:MA STRAP Aquarium heater desgined for fish tank up to 60-100 gallon,voltage 110-120V/60HZ,500W power.Heater....
  • AUTO SHUT-OFF AND HEATING:When the heating rod reach the preset temprature(Adjusatble Temperatures20-34℃（68-94F）,it will auto stop heating,when....
  • LED DIGITAL DISPLAY TEMPERATURE:Digital Submersible Heater with Built-in thermometer,no extra thermometer needed,observe temperature of the fish tank....
  • COMPACT RESISTANT:This fish tank heater are made of stainless steel tube with double waterproof design,anti-leakage to make sure its safety and long....
  • COMMITMENT GUARANTEE:If in any case you are not satisfied with our product,please feel free to contact us derectly.We are glad to offer you a....
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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

  • 【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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Hydor Betta Bowl Slim Fish Tank Heater, 4-watt, Measures 3" Round, Black; for Tanks 1-2.5 gallons

  • The Slim heater will increase the water temperature of mini aquariums up to 10 gallons by a few degrees compared to the ambient room temperature. The Slim heater can be used in glass, acrylic, plastic fish bowls and aquariums. Safe to use under gravel. Please note, Slim heaters are not suitable to be used in environments without water.
  • Extra small slim heater is a great choice for Betta fish & suitable for fish tanks 1 to 2 1/2 gallons, measures 3" x 0.25" , 4 watt.
  • Plug and Play universal fish tank heater.
  • slim heater provides warmth for betta fish without taking up much room..
  • Heater can easily be placed submerged in water or even under the tank gravel.
  • The 90 degree angle makes this great for Betta acquariums.
  • Safe to use in glass, plastic and acrylic fish tanks.
  • Plug & play universal fish tank heater, the slim fish tank heater can be used in both fresh or saltwater environments.
  • Easy to hide fish tank heater is ideal to use for betta fish, gold fish and glow fish.
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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

  • 【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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PULACO 25W Small Aquarium Betta Heater with Free Thermometer Strip, Under 6 Gallon Fish Tanks (Preset Temperature 78℉)

  • ★【Betta Heater】This Fish Tank Heater should be 100% submerged into water, Ideal for small glass or acrylic desktop aquariums up 1 to 6 Gallons, not suitable for less than 1 gallon tank..
  • ★【Quick and Easy Installation】:Vertical or horizontal placement using, Aquarium heater automatic temperature control 78℉, no need to adjust temperature, easy to operate, fishes happy..
  • ★【How it Works】: Plug in, red light turns on, the heater will start working until water temperature up to 78°F, and red light off, then the green light will turn on, heater stop working and keeping constant temperature 78°F. Accuracy：±3°F.
  • ★【Note】: Do not operate or leave product plugged in when your water tank is out of water, heater should be fully submerged into water. Please install a water pump or filter to help water circulating while heating..
  • ★【SATISFACTION GUARANTEED】Our Aquarium Heater is built with durability in mind and safety for every design. In the remote possibility that you’re not satisfied with our product, just contact us, and we will gladly give you a new Aquarium Heater replacement. 12 Month Warranty and 24 Hour Professional After-sales Service..
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