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300W Aquarium Heater with External Digital Temperature Controller Reef Saltwater Fish Tank Heater for 30-60 Gallon Tank

300W Aquarium Heater with External Digital Temperature Controller Reef Saltwater Fish Tank Heater for 30-60 Gallon Tank

Regular price $58.75
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  • ♦️[Over Heat Protection]♦️ This fully submersible aquarium heater enables memory function and over heat protection. Auto shut off when over-heats, resets when it cools down.
  • ♦️[Made with Premium Quartz] ♦️ and double sealed by black protective guard this fish tank heater is resistant to explosion and corrosion, and protect fish and other livestocks from punching and scalding
  • ♦️[Build-in External IC Temp Controller] ♦️easy to read blue LED digital number shows real time water temperature. Heat indicator lights on red when fish heater start to heat and turns in yellow once it reach set temperature. Temp accuracy is +/- 1°F.
  • ♦️[Easy to Set Temperature ] ♦️without getting hands wet. Temperature can be precisely adjusted from 61 to 90°F (16°C ~ 32°C). Just press set button to desired temperature, it blinks 3 seconds and begins to work
  • ♦️[300 watt aquarium heater]♦️ voltage 110-120V, suitable for tank capactiy 30-60 gallon freshwater and saltwater aquariums

Product Description

Hygger Quartz Aquarium Heater with Temp Controller


  • Model: HG-925
  • Voltage: 110V-120V, 60HZ
  • Temp range: 61°F to 90°F (16°C ~ 32°C)

Always unplug the heater for 15mins before water change or cleaning fish tank. Otherwise, it would melt the case.

Aquarium Heater with Controller

  • IP68 100% Waterproof, Fully Submersible
  • Dual Protection - Durable Quartz Tube, resistant to corrosion; Double sealed material and protective container for scald preventing and anti punching Accurate temperature control from 61°F to 90°F (16°C ~ 32°C)
  • Easy to read blue LED digital display shows water temperature
  • Ideal for used in freshwater and saltwater aquarium
Available in 3 sizes
  • 200 Watt fish heater, for 15~30 Gallon fish tank, heater rod length: 6.3 inches
  • 300 watt, for 30~60 Gallon fish tank, heater rod length: 7.7 inches
  • 500 watt, for 60~120 Gallon fish tank, heater rod length: 10.4 inches

How to set temperature:

  1. Place heater rod and probe at the aquarium and keeps them both fully submerged
  2. Plug in power and you can see blue LED digital number display shows current water temperature and the red light indicator on
  3. Press set button to your desired temperature which will blinks 3 seconds and starts to heat
  4. Once it reach desired temperature, red indicator light turns in yellow


1. Make sure that the heater doesn’t touch sand or gravel on the tank bottom.

2. To avoid the device overheating and insure its better performance, it’s better to put it close to the tank filter.

3. Don’t plug in the aquarium heater if it’s not completely drown into the water.

4. Unplug the heater first before water change and wait for 15 MINUTES to cooling down.


  • Stopped working

If the controller still working, please contact hygger to replace the heater rod

  • Controller shows two dashes

Please contact hygger to replace it

  • Missing parts/ suction cups

Please contact hygger to reship missing parts

Power 200W 50W, 100W 500W, 800W 50W, 100W, 200W, 500W 500W, 800W
Fit for aquarium 15-30 gallon 1-13 gallon 60-180 gallon 5-120 gallon 60-180 gallon
Control Range 61 to 90°F 63 to 94°F 68 to 93°F 32 to 104°F 70 to 94°F
Heating Material Quartz Quartz Glass Titanium Titanium Titanium
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