Top 6 Best Fishtank Heater

25 Watt Heater This Aquarium heater is suitable for 1 to 5 gallons aquariums, Length - 6.8 inch,voltage 110-120V, power cord is 4.0 ft, please choose the right wattage aquarium heater according to our size chart.. Temperature range 63F95F , It is very easy to adjust the temperature you need, we also deliberately give each customer a free diving thermometer, you can observe the water temperature of the fish tank at any time.. Intelligent temperature control Automatic constant temperature function, when water temperature reaches to specified temperature value, heater will automatically stop heating, when water temperature is lower than the set temperature, heater will automatically start heating. Furthermore, Automatic safety shut-off feature, and overheating protection.. Note 1. Aquarium heater is 100 submersible use only, during its heating time, heater must be 100 submerged into the water.,Please unplug the power supply when cleaning the fish tank or aquarium water changes. 2. Heater rod is suitable for people over 16 years of age. Children or minors should be under adult guidance or supervision.. SATISFACTION GUARANTEED Gain the confidence to go hard with us Our Aquarium Heater is built with durability in mind and safety for every design, In the remote possibility that youre 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..

100W aquarium heater is suitable for 10 to 20 gallons aquariums,Length - 9,voltage 110-120V, power cord is 6ft, please choose the right wattage aquarium heater according to our size chart.. It shows an area to adjust the temperature. It's not exactly accurate but it turns easy and can be adjusted at small intervals. Explosion Proof 2mm thickened quartz glass,can be used in fresh water and salt water aquariums,easy to hide in the tank.. Precise temperature dial from 68 to 89F allows for complete control of aquatic climate within a 1-degree difference.. Adjustable Aquarium Fish Tank Water Heater Sensitive and reliable thermostat maintains uniform temperature. Automatic shut off when the temperature is reached.

Temperature range 59F94F, display Fahrenheit F, this heater is designed for110 gallons tank.. Automatic constant temperature function, when water temperature reaches to specified temperature value, heater will automatically stop heating, when water temperature is lower than the set temperature, heater will automatically start heating.. Touch button, cyclic adjust temperature , easy to use and Safety.. Notethis heater is 100 submersible use only, during its heating time, heater must be 100 submerged into the water.. SATISFACTION GUARANTEEDGain the confidence to go hard with us Our Aquarium Heater is built with durability in mind and safety for every design, In the remote possibility that youre 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..

All Tetra HT heaters have indicator lights to let you know when the heater is on. It will be red when heating and green when the proper temperature has been reached.. The HT10 uses a built in electronic theromstat to automatically maintain water at 78 F which is ideal for most tropical fish. No adjustment is requried.. Ideal for aquariums between 2 to 10 gallons with hoods or glass canopies. The HT heater is fully submersbile and can be installed vertically or horizontally. It's small footprint makes it easy to conceal behind plants or other dcor.. Please read all label information upon delivery. DO NOT plug heater into an electrical outlet until it is placed inside the aquarium..

Easy to operate adjust the temperature control is simple, easy to read the temperature indicators on the heating rod, there are two suction cups easy to fix the heating rod and easy to hide in the fish tank.. Precise temperature control The top adopts knob type temperature adjustment, the adjustable temperature is 68F-93F, the thermal conductivity is good, the heating speed is fast and accurate, and the error is small.. Wide range of applications 100W submersible heating rods are suitable for 10 to 25 gallons fish tanks, suitable for salt water and freshwater fish tanks.. Quality assurance use thick quartz glass material, explosion-proof anti-corrosion, double-layer waterproof insulation, IP68 high grade waterproof standard.. After-sales service Provide you with 12 months of 247 customer service. If you have any questions, please contact us directly, we will provide you with a professional solution..

Energy Saving Heater for Aquarium Over 60 Galvoltage 110-120V60HZ, power 500W, US three-pin plug, heater length 7.9 inch. The heater power cord and the controller cord are both 5ft. 800W aquarium heater for fish tank 60-120 gallon. Fast heating up aquarium heater, it takes about 3 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 Submergedwith 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 Heaterthe 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 the set button to choose the temp digits from 70 to 94, only integer value can be chose. The heater will stop heating when the water temp reaches the set temp, and it will restart heating when the water temp is 0.5 lower than the set temp. The heating mode is MAX heating when the set temp is 1or more higher than water temp, it will be ECO heating when water temp is 0.5-1 less than the set temp. Suitable for Fresh Water Marine Waterdurable black titanium steel heating element, covered by sturdy plastic guard, service life can last for 3 years or more. Can be used for fresh-water and salt-water fish tanks. The aquarium heater comes with a sturdy clip, there are 2 strong suction cups on the clip, easy to install the heater on to the fish tank wall. The fish tank heater can be placed horizontally or vertically, but must be fully submerged under water.

SAFE DURABLE Made of heat-resistant quartz glass and PC plastic cover, 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 68-9320 C-34C, hold down the - set button at the same time for 5 seconds, switch easily from Celsius to Fahrenheit. It will restart to heating when the water temp is 11 C off the set temp. If power is shut off, the heater will keep the temperature settings until it powers on again. DUAL TEMP 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 9334, it will stop work, the blue light will be constant on. When the heater exposed to air and is not fully submerged, then display E1 fault. EASY INSTALLATION Easy and quick installation, submersible fish tank heater, vertical or horizontal placement using attached adjustable hanging rack and 2 suction cups. NOTE Please make sure that the heater is completely submerged in the water before turning on the power, and install it near the water flowing area to prevent uneven heating. WIDE APPLICATION Suitable for freshwater and saltwater aquariums. NOTE Before you clean the aquarium or change water, please cut off the heater power, after 10 minute cooling then take out the heater. AQQA provide 12 Month Warranty and 24 Hour Professional After-sales Service. Please don't hesitate to contact us to get help.

Super Easy to Setup with Wide Compatibility. This 300W submersible heater is suitable for 26 to 79 gallons fish tank and the power cord and plug have UL certification, which has more safety guarantee while heating. It is applied for freshwater and marine aquariums, aquaculture, glass containers, and hydroponic systems.. Precise Temperature Control with Temp Probe. Our aquarium heater has sensitive temp probe, which is more precise to control the heater temp, making the temp difference within 1 and providing the suitable living environment for your aquatic creatures.. Built with Overheat and Water Shortage Protection. This submersible aquarium heater is more sensitive and intelligent to resist overheat and water shortage than traditional glass heaters and it is automatically power off when taken out from water.. External Temperature Controller with Dual Temp Displays. With dual LED digital displays, you can observe water temp and set temp of fresh or marine water at the same time. The external temp controller brings you more convenient and safe to adjust the set temp externally.. Top Quality Material Brings More Safety Guarantee. Made of thick quartz tube heating rod, with black grit and thick ABS black cover, which features explosion-proof and anti-corrosion during heating. Besides, the thick heatproof cover will also prevent your little fishes from scalding..

FULLY SUBMERSIBLE Our Fish Tank Heater is fully submersible in water HORIZONTALLY with 2 suction cups can be easily mounted on tank. Place it near a strong water flow so that the whole aquarium at the same temperature. Comes with a separate controller where you can easily adjust from low to high without taking out the heater from the aquarium or fish tank.. SHATTERPROOF ANTICORROSION Our Titanium Heater is completely shatterproof as there is NO glass in the construction its made from heavy duty, durable Titanium. As it has a great feature of being anticorrosion, it is perfect for freshwater, saltwater aquariums and reef tanks.. PINPOINT TEMPERATURE Build-in external electronic theromstat, it has DUAL LCD display that clearly shows you the temperature setting in either Celsius or Fahrenheit. Up is aquarium temperature and down is set temperature. Heater will stop heating when temperature rise exactly to your desired temp. Heating temperature range 32 to 104F. Control accuracy is - 0.5 C.. AUTOMATED SHUT OFF SYSTEM Temperature can be controlled and set to your desired degree of heat. It automatically sets off when it reached the designated temperature of your setting. Voltage 110V. TANK CAPACITY 100-watt aquarium heater, 9.8 inches in length. Recommended for aquariums with 10 to 25 gallons of water capacity..

DaToo 50W Small Aquarium Heater -- A warm water temperature can always bring happiness to the fish. They can freely play around in the water without worrying about the cold, which will make them healthier and more energetic. DaToo 50W aquarium heater, three-point temperature control system, sturdy and durable, real-time temperature display and external temperature adjustment, safe and easy to use, not only can easily create a warm underwater world for your fish, but also bring them happy.. Three-Point Temperature Control System -- DaToo creatively uses three temperature sensing points, which makes DaToo heater has more accurate and sensitive temperature. Accuracy is 1. Automatic constant temperature, when the water temperature reaches the set temperature, the heater will automatically stop heating. When the water temperature is lower than the set temperature, the heater will automatically start heating. No need to worry about overheating.. Sturdy And Durable -- High strength ABS shell, no fear of any external force damage and chemical corrosion, high temperature resistant, longer service life. Thicker quartz glass, explosion-proof and crack-proof, safer and more durable, excellent heat transfer rate, which enables DaToo aquarium heaters to quickly fill every corner of your fish tank with warmth. Convenient Temperature Display Adjustment -- Real-time temperature display, DaToo heater can accurately display real-time water temperature, no need to buy an extra thermometer, save you money. External temperature controller, just press it gently outside the fish tank, you can get the temperature you want, will not scare your cute fish. Very convenient. One Year Warranty Satisfaction Guarantee This is a 50W small size heater, ideal for 210 gallon aquariums. Suitable for fresh water and salt water. When in use, it needs to be submerged 100 in water. We provide one year warranty and 24 hours professional customer service. Buy With Confidence.