10 Best
Cheap Aquarium Heaters
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Product Highlights
- 【application】25w fish tank heater suitable for 10-35l fish tank, suitable for both fresh and marine water, suitable for all kinds of fish, turtle and plants. size: 19cm(7.5in) in length.
- 【adjustable heater】high-precision temperature control system, adjustable temperature ranges from 68°f to 93°f(20°c - 34°c). the aquarium heater must be completely immersed in water
- 【double safety protection】2mm thickened explosion-proof glass, 33% thicker than normal 1.5mm aquarium heaters, adding a detachable protective cover wrapping the heater tube, more durable and much safer for both human and aquatic creature.
- 【installation】quick and easy installation, submersible fish heater, vertical or horizontal placement using suction cups. 1 extra super powerful suction cups as your backup (total 3).
- 【complete accessories】an additional stick-on thermometer as a bonus to detect water temp at any time, and 3pcs suction cups. offering 24 months warranty for the whole water heater. if you have any questions, please feel free to contact us.
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Product Highlights
- High-precision temperature control system - keep your aquarium at exactly the right temperature with this high performing, precise and reliable heater. ideal for tropical and marine fish tanks
- Toughened safety glass - thickened explosion-proof glass ensures any large fish, with a habit of knocking against the heater, from breaking the glass - made to ce ip68 standards - uk 3 pin plug
- Hidom aquarium heaters offer high performance aquarium heating for a range of tank sizes, the ht-2025 25w fish heater is recommended for tanks up to 30 litres
- Fully submersible design - allows for placement anywhere in aquarium either vertically or horizontally - on/off light indicates when heater is operating
- Compact mini aquarium heater - ideal for shallow fish tanks as this heater is only 20cm in length - package includes two strong rubber suckers with clips to secure to side of tank
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Product Highlights
- This heater has a built-in dry run protection sensor to keep your aquarium safe (it shuts off when the water level is too low)
- This heater has 10 watts and is suitable for aquariums up to 12 liters (2.6 gallons). the ambient temperature of your aquarium must not be below 20°c
- The built-in thermostat keeps your aquarium at 25°c by measuring the water temperature and automatically turning on or off to maintain it (red light indicates that it is being heated)
- Thanks to its discreet size, you can easily hide this small heater in a location of your choice for best results at an angle
- Place this flexible heater anywhere in your tank thanks to the handy suction cups and adaptable design
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Product Highlights
- 【automatic constant temperature】the accuracy of the thermostat is 0.5°c, and the built-in chip keeps the fish tank heater at a constant temperature. when the set temperature is reached, the heater will automatically stop heating and cut off the power supply. aquarium heating ensures that the water maintains a constant temperature, keeping your aquatic pets healthy and h...
- 【memory function】the heater for aquarium fish tank can record and display the temperature in real time, and the last setting is stored in the chip of the thermostat. if there is a power flicker or power outage and the heater is reconnected to the power, it will remember the last temperature setting instead of a random number, which is more convenient to use in your dail...
- 【small but powerful】klarlight 50w aquarium heater is designed for small aquariums, takes up less space and is fully functional. it is recommended that you turn on the water cycle and clean up more according to the instructions to avoid inaccurate temperature measurement. please use it under the specified voltage conditions, and it is forbidden to reach into the water wi...
- 【dry run/overheating protection】when the water temp exceeds 36°c/97°f, the tank heater will activate overheating protection, display "h1" and stop heating. when the water level is lower than the minimum water level or leaves the water surface, the heater will activate dry run protection, display show "e1" and stop heating. with full consideration of safety, no more "coo...
- 【wide application】the submersible aquarium heater is widely used in fresh water and sea water. not only be used as an aquarium heater for tropical fish, neon tetra, guppy, prati, angelfish, goldfish, betta fish, sea turtle, various saltwater fish and freshwater fish, but also can be used for pet drinking water heating, plant hydroponics, and other occasions that require...
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Product Highlights
- 【easy to use】 easy to install and easy to use. high temperature resistant explosion proof quartz glass tube, with temperature display, high safety.
- 【adjustable constant temperature】 the aquarium heating rod uses a high resistance heating wire to maintain a constant temperature, and the top is equipped with an adjustable rotary knob.you can adjust it to the environment and temperature of the water tank, the temperature range is: 20-34 degrees.
- 【high quality material】 the heating rod aquarium itself consists of waterproof components and thickened quartz glass. the material is delicate and shiny, shatterproof and durable, and the internal components are clearly visible. the "on" indicator lamp in the middle allows you to clearly see whether the product is working properly, and creates a warm living environment ...
- 【strong stability】 double layer waterproof protection, fully submersible design, can accurately maintain the set temperature.
- 【attention】 after receiving the product, since it is a glass product, it is necessary to first check whether the glass is damaged. after it is not damaged, the product should be left without electricity and placed in water 24-hours to observe if water penetrates.if water does not penetrate into the glass, this indicates that the product is not damaged. if water enters, ...
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Product Highlights
- Accurate temperature – thanks to the intelligent inverter technology, with the in-built chips this thermostat keeps the heater at a constant temperature, much more accurate than the traditional knob-controlled heaters. the thermostat shows 2 readings – the current temperature and the set temperature – very easy to operate.
- Memory function – the last setting is stored in the thermostat. in case of a power cut, when the power recovers the heater will follow the last setting.
- Super mini size – this small aquarium heater is “thumb size” - only 2.36” (6cm) in length. great for nano tanks / betta tanks. the innovative super mini size perfectly solves the headache of the fish keepers on the traditional heaters! takes up less space, easy to hide, but in full power! temperature range is 18-34℃, for 11-15 l tanks.
- Run dry / 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 or when the water temperature exceeds 34℃. you are free from “cooking fish”!
- Memory function – the last setting is stored in the thermostat. in case of a power cut, when the power recovers the heater will follow the last setting.
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