Here you have our curated list of best aquarium heater for discus. Each of them comes with different price, style, and design, so you have plenty of options to choose from. Keep reading for our top products review!
In Hurry? Checkout Our Top Pick Of Best Aquarium Heater For Discus.
Our Top Pick
9.7/10 our score
Best Aquarium Heater For Discus
Rank | Product Name | Score |
---|---|---|
1 |
Fluval M150 Submersible Heater, 150-Watt Heater for Aquariums up to 45 Gal., A783 |
9. 7 |
2 |
Finnex Digital Heater Controller with Deluxe 800-watt Titanium Tube |
9. 5 |
3 |
EHEIM Jager Aquarium Thermostat Heater 300W |
9. 1 |
4 |
AquaTop Aquarium Heater Digital Dual Display- 100W |
8. 8 |
5 |
Marina Submersible Aquarium Heater 200 Watt |
8. 6 |
6 |
DaToo Aquarium External Heater in-Line Fish Tank External Heater 300W for Canister Filter |
8. 2 |
7 |
U-picks Submersible Aquarium Heater 500W/300W/100W Fish Tank Heater with Dual Intelligent External LED Digital Temperature Displays and Controller for Turtle Betta Fish Tank 80-130 Gallon (500W) |
8. 0 |
8 |
hygger 300W Aquarium Heater for Fresh-Water Salt-Water, with External Digital Display Thermostat Controller and Thermometer, Auto Quartz Submersible Heater for Fish Tank 30-60 Gallon |
7 .7 |
1. Fluval M150 Submersible Heater, 150-Watt Heater for Aquariums up to 45 Gal., A783
9.7/10 our score
- Aquarium heater that blends into the aquarium environment with built-in reflective technology that mirrors the surrounding colors
- Computer-calibrated thermostat and easy-to-adjust temperature control dial
- Shock resistant Borosilicate glass and high density ceramic heat sick
- Easy to install with slim profile tube for easy placement
- 150-watt heater suitable for freshwater and saltwater aquariums up to 45 gallons with a 3-year warranty
2. Finnex Digital Heater Controller with Deluxe 800-watt Titanium Tube
9.5/10 our score
- Finnex Memory Chipped Digital Control w/Sleek Finnex 800 Watt Titanium Tube!
- Control Range: 0F - 99F * Accuracy: +-2F
- Three prongs power receptacle works with Finnex 300W, 500W & 800W heating tubes and other brand's heating elements
- LED water temperature reading
- Good for aquariums up to 265 Gallons
3. EHEIM Jager Aquarium Thermostat Heater 300W
9.1/10 our score
- Fully submersible
- Thermo safey control protects against running dry
- Will automatically turn off when water level dips too low
- TruTemp dial recalibrates the heater for precise temperature regulation
- Made of shock resistant and shatter proof glass for fresh or marine water
- On/Off indicator light for at-a-glance monitoring
4. AquaTop Aquarium Heater Digital Dual Display- 100W
8.8/10 our score
- Dual digital display - current and target temperature
- Energy saving automati shut down once target temperature reach
- Temperatures adjustable between 20c-34c/65-93f
- Length: 28cm/11in
- Suitable for tanks up to 30 Gallons
5. Marina Submersible Aquarium Heater 200 Watt
8.6/10 our score
- Submersible heater for fresh or saltwater aquariums or reservoirs
- Easy to read temperature settings
- Impact-resistant glass design, Water proof sealing
- Includes bracket with suction cups for easy, secure installation
- Length: 10.6 Inch
6. DaToo Aquarium External Heater in-Line Fish Tank External Heater 300W for Canister Filter
8.2/10 our score
- Perfect Aquarium External Heater For Your Needs: For every hobbyist or professional fish breeder with a canister filter, a perfect external heater is essential. DaToo Aquarium External Heater is specially designed for canister filter. Leading temperature control system, precise overheat protection, provides a warm, safe and comfortable living environment for your beloved fish!!
- Leading Temperature Control System: For the health of fish, a precise and constant temperature is very important. DaToo Heater's temperature control system uses advanced STM8 chip, which ensures that DaToo has a precise and perfect temperature control over the 68 ℉ to 95 ℉ range. Just set the temperature that you need, DaToo will create a comfortable environment for your beloved fish. Very Easy! Clear and large LED display, only need a light glance, you can know the current water temperature.
- Safe Over-Heat Protection: DaToo Aquarium External Heater has two temperature sensors, one at the heater inlet and the other at the outlet. This makes DaToo heater can be more accurate to measure temperature change. When the temperature exceeds the set temperature by 0.2 ℉, the heater immediately stops heating, the maximum to protect the safety of the lovely fish.
- Replaceable Inlet And Outlet: For different Canister Filter needs, we have prepared three different sizes of inlet and outlet heads in the box, 1/2" (12mm), 5/8" (16mm) and 20mm. You can choose a appropriate head as needed. A cleaning brush is also in the box and you can use it to clean the inside of the heater. DaToo has prepared everything for you. No extra purchases, save your money!
- Sturdy & Durable & One Year Warranty: Heating tube is made of German imported glass-ceramic, which is explosion-proof, shatterproof and very durable. The shell of the DaToo Aquarium External Heater is made of super-strong ABS plastic, which makes it unafraid of any external forces, nearly indestructible. The service life is 1.5 times that of similar products. One Year Warranty and 100% Money-back Guarantee, let you rest assured to choose our products. JUST DO IT, Let’t Go!!
7. U-picks Submersible Aquarium Heater 500W/300W/100W Fish Tank Heater with Dual Intelligent External LED Digital Temperature Displays and Controller for Turtle Betta Fish Tank 80-130 Gallon (500W)
8/10 our score
- Fully Submersible Aquarium Heater---Voltage 110-120V/60HZ, power 500 watt, heater rod length 10.8 inches, suitable for aquarium/fish/turtle/betta tank 80-130 gallon. The controller power cord is 47 inches, The heater power cord is 67 inches and the temperature control range from 68~93°F.
- Smart Heating---When the water temperature is lower than the set temperature (red indicator), the fish heater starts to work until the water temperature reaches the set temperature (blue indicator). It can always provide stable water temperature for your beloved fish.
- External Controller---This 500W submersible heater is adjusted by an external controller, which you can mount on the outside edge of the tank. It’s convenient and safe for you to set the temperature, no need to take the heater out from water and risk burning yourself.
- Dual Temp Displays---With dual accurate LED digital temperature displays, you can read & set the water temperature at the same time. It is very easy and convenient for you to recognize and observe the temp change in real time even in the night!
- High Quality Material---Made of thicker quartz, this heater is shatter-proof and blast-proof. The heater cover is compact designed, which is heat resistant that will protect you little fish from scalding. Strong suction cup bracket help stably fix the heater in every corner of the fish tank.
8. hygger 300W Aquarium Heater for Fresh-Water Salt-Water, with External Digital Display Thermostat Controller and Thermometer, Auto Quartz Submersible Heater for Fish Tank 30-60 Gallon
7.7/10 our score
- Quickly Heat UpVoltage 110-120V/60HZ, power 300W, US three-pin plug, heater rod length 7.7 inch. Fast heating up aquarium heater, it takes about 3 minutes to heat 3.5 gallon water up 3℉
- Auto on and off Reliable submersible aquarium heater. It will stop heating when the water temp reaches to the set temp, please note that the water temp may go up 1℉ more because of the waste heat. When the water temp is cool down to 1℉ less than the set temp, the tank heater will restart heating
- Fully SubmergedThe heater tube and the separate sensitive thermometer must be completely submerged under water all the time. Please unplug it and wait it to cool down before you removing the heater or doing water change
- Led Display ControllerOnly show Fahrenheit degrees. To set the temp, just press the button over and over until the screen displaying the temp you desired, then stop and wait the digit flashing for 3 times, the setting is done and the led shows the current water temp again
- For long Time UseVery durable and explosion-proof aquarium heater, can be used for saltwater and freshwater aquariums, service life can be 3 years or more. With low profile black plastic guard, easy to hide in the tank