The 10 Best Aquarium Heaters

Editor's Choices
Top 10 Aquarium Heaters

10. Aqueon Pro

  • Shatterproof build
  • Easy-to-use control knob
  • It's pretty bulky

9. Fluval E Series

  • Come in a pack of 3
  • Independent mounting brackets
  • Not for horizontal placement

8. Eheim Jager

  • Generously long power cord
  • A good value for the price
  • Initial calibration is a pain

7. Cobalt Aquatics Neo-Therm

  • Suitable for up to 55 gallons
  • Backed by a 3-year warranty
  • Suction cup mount is not very strong

6. Tetra HT

  • Shock-resistant tube
  • A budget-friendly choice
  • No protective guard

5. Ista In-Line

  • Durable flame-sprayed coating
  • Works with most canister filters
  • Displays in celsius only

4. Hydor Original

  • Sturdy plastic casing
  • Overheat protection
  • Simple to set up

3. Catalina RF-1000T

  • Rust-resistant titanium tubing
  • 14 inches in length
  • Reliably impact resistant

2. Hygger Submersible

  • Shatter-resistant design
  • Built-in thermometer
  • Handy led status indicator

1. Finnex Digital

  • Large bright display panel
  • User-friendly interface
  • Retains settings after power outage

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