10 Best
Heater For Fish Tank 40 Gallons
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Product Highlights
- [explosion-proof shatterproof shield-proof design] thanks to its high quality quartz glass material and its protective sleeve, aquarium heater is shatter resistant & more durable than conventional glass heaters
- [temperature scale] compact underwater analog turtle tank heater can be adjusted between 68°f~94°f (20°c~34.5°c). maintain constant and stable temperatures for your aquatic creatures
- [fully submersible aquarium heater] this 500w 110v strong quartz glass aquarium fish tank heater is suitable for aquariums from 50-90 gallons (180-340 liters); includes 150-200cm (5-6.5 feet) cable for easy use. the heater should be submersible fully under the water before turn on
- [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 500 watt submersible water heater is great for both fresh water and marine water aquariums, aquaculture, terrariums & hydroponic systems. suitable for fish, turtle, and plants.
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Product Highlights
- Adjustable temperature: wide temperature range: 59 °f to 94 °f (15-34 °c). slight deviations: ±2 °f. just press the "+" or "-" button on the controller to freely set your desired water temperatures.
- Overheating protection: the fish tank heater automatically shuts off when it operates at an abnormally high temperature. prevent excessive water temperature timely to keep your aquatic lives healthy.
- Fully submerged: the heater should be completely immersed in water during use. it is applicable for fresh, marine and tropical aquariums up to 10 gallons. (note: put it where there’s good water circulations. do not bury it under the sand or gravels!)
- Detect temp timely: with a built-in thermostat, the aquarium heater starts working when the water temperature is below the set one and the indicator light turns red. it stops heating automatically when reaching the set temp and the light turns green.
- Shatterproof & safe: made of 2 mm extra thick quartz glass, the aquarium heating rod can effectively prevent electric leakage. it comes with a heavy-duty isolation cover which always keeps the fish out. no risk of scalding fish.
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- 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
- Application - this underwater aquarium heater is great for both fresh water and salt water aquariums. suitable for fish, turtle, and plants.
- Water shortage protection - 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
- 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
- Good service - if you have any question about the fish heater, please send email to us, we'll reply within 12 hours.
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Product Highlights
- 🐬【rapid heating system】the voltage of this fish tank heater is 100-120v/50-60hz, power 300w, universal two-pin plug, heater rod length 12.99 inch, power cord is 98.5 inches long, 300w submersible heater for fish tank 20-66 gallon, temp range: 63-94℉/17-34℃. the heating tube can conduct heat quickly and fully contact with water to achieve rapid heating effect.
- 🐬【explosion-proof quartz material】the submersible aquarium heater is made of high-quality quartz glass tube, it's very durable and explosion-proof, this fish tank heater can be used for saltwater and freshwater aquariums, which is pretty shatter-proof and blast-proof and prevents electricity leakage. and the stronger black protective container is scald-preventing for yo...
- 🐬【intelligent water sensor and over temperature protection】this aquarium 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 a...
- 🐬【digital led display controller】the external ic temp controller of the fish tank heater can show the water temp with 2 red led digits. the temperature in fahrenheit and celsius is displayed, which can be switched by pressing and holding the button for a few seconds. to set the temp, just press the button over and over until the screen displaying the temp you desired, t...
- 🐬【wide range of use】this 300w aquarium heater is suitable for many occasions. the fish market is a common place for us. it can maintain the freshness of fish. they are also suitable for places where aquatic life such as fish tanks, aquariums, and small fish ponds are kept. there are strong suction cups on the heater guard and the thermometer, it's easy to install the aq...
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Product Highlights
- 【safe and durable fish tank heater】--the components of this 200w fish tank heater are designed for safety and durability, and encased in a high-durability abs shell. the nickel-chromium heating wire and quartz glass are made of high-temperature resistant materials, along with explosion-proof quartz sand, giving the product a high level of safety and durability.
- 【tank heater with digital display and 2 suction cups 】 tank heaterwith a digital display temperature control system, you can monitor the water temperature and set temperature in real time. variable temperature settings range: 63-94℉/ 17-34℃. press and hold the button 3s to switch ℉ and ℃. each press will ±1℉. red light is on when heating and green light is on when tempe...
- 【aquarium heater 200w】-- the 200w aquarium heater produces stable power with quick heat up. it's length is 8.3'', voltage 110-120v, power cord is 5.9ft. aquarium heater for 20 to 40 gallons, ideal uses for the marine saltwater and freshwater, fish tanks, turtle tanks, betta tanks, small ponds, and so much more.
- 【comprehensive protection submersible aquarium heater】 -- our submersible aquarium heater have 2 intelligent protector to avoid damage to the product and its circuitry. ①over max temp warning, when the temperature is higher than the maximum temperature 94℉/34℃, the code hh appears and automatically stop heating. ②off-water warning, when the submersible aquarium heater i...
- 【hitauing submersible water heater services】 as a brand seller, our main purpose is to provide our dear customers with high quality aquarium heater and to take responsibility for your purchases. we promise to give you a 2-year warranty services from the date of purchase. if you have any problems with our submersible water heater in the future, please do not hesitate to ...
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Product Highlights
- Adjustable: controllable temperature range from 68 °f to 93 °f (20-34 °c). simply rotate the knob to freely regulate the temperature with deviations from ± 2 °f to ± 4 °f.
- Heating protection: its indicator light turns red during working and automatically shuts off to stop heating when reaching the set temperature. no danger of overheating to your aquatics.
- For 25-50 gal tanks: measure 11.4 inches in length. applicable for aquaculture and fresh, marine and tropical aquariums. save your fish or plants from coldness to keep them vigorous.
- Detect temp timely: with a built-in thermostat, it will automatically keep the water at the set temperature. the extra thermometer sticker allows you to detect water temp at any time.
- Reliable material: the 2 mm extra thick shatterproof quartz glass can prevent electricity leakage. and the iron-chromium heating wires feature fast heating to warm your tank fitly.
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Product Highlights
- Intelligent memory function: after setting the target temperature, the power is suddenly turned off, and the target temperature remains unchanged after turning on the power again.
- External controller: external temperature controller, no need to get your hands wet, no need to buy other controllers, 52 inch long power cord, easy to install, easy to control.
- Small and powerful: this mini aquarium heater is about 2.36 "long, and is super small. it is specially designed for small fish tanks and does not occupy any space. upgrade the chip to make the temperature sensing more sensitive and the temperature rise more accurate.
- Overheating protection: built-in temperature sensor, temperature range 64-93°f. if the water temperature exceeds 95°f, the error code "hi" appears, the heater stops working, and when it returns to below 95°f, the error code disappears and it starts working again.
- Widely used: suitable for freshwater and saltwater. meet the growth temperature for turtle, fighting fish,guppy, goldfish, neon tetra, gourami, peaceful betta, pterophyllum, dwarf gourami, pterophyllum scalare, betta smaragdina, koi, corydoras, anabantoidei, paradise fish, clownfish,swordtail...
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Product Highlights
- Advanced safety features: with dual system temperature control technology, this heater provides double the safety. the over-temperature protection feature automatically powers off the device when the water temperature exceeds 96.5°f, preventing overheating and ensuring the safety of your fish.
- Advanced heating technology: the advanced step heating technology ensures that your aquarium stays at a constant temperature. the device will heat for 3-15 minutes intermittently, with 3-5 minute intervals until a constant temperature is reached. when the indicator light is off, the device will stop heating, extending its service life and saving energy.
- Durable construction: made with cytak qyartz glass and reinforced ceramic, this heater is built to last. the temperature control knob and strong suction cups make it easy to use and adjust to your desired temperature.
- Compact size: this heater is super compact, making it perfect for bottom filter tanks while able to heat up to 20 gallon fish tanks. its small size doesn’t compromise on performance, ensuring that your aquarium stays at a constant temperature.
- Temperature monitoring: the sainsmart xpertmatic submersible aquarium heater comes with an independent thermometer to monitor the temperature of your aquarium. you can calibrate the temperature at any time, ensuring that your fish are always in a comfortable environment.
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Product Highlights
- Easy temperature adjustment: with a user-friendly knob, you can easily adjust the temperature according to your specific requirements, providing precise control over your aquarium's environment.
- Dual temperature reading: our heater features dual temperature reading options, allowing you to monitor the water temperature both in celsius and fahrenheit for added convenience.
- Overheat protection: our aquarium heater includes built-in overheat protection, ensuring the safety of your fish and preventing any potential hazards.
- Explosion-proof quartz glass: crafted with high-quality and explosion-proof quartz glass, our heater offers durability and safety, ensuring reliable performance over time.
- Peace of mind: with its advanced features and reliable performance, our aquarium heater provides peace of mind, ensuring the optimal environment for your aquatic pets.
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