Aqua One Nano Preset Heater

The Aqua One Nano Preset Heater is a compact, fully submersible aquarium heater designed for nano aquariums, quarantine tanks, and small water volumes. Available in two low-wattage variants, it delivers reliable, consistent heating with fixed preset temperatures, making it ideal for simple, no-adjustment temperature control.

Its slim form factor allows discreet placement in tight spaces, while the durable protective casing ensures safe, long-term operation. An integrated LED indicator provides a clear visual confirmation when the heater is actively heating.

 

Key Benefits

• Compact design ideal for nano and small aquariums

• Fixed preset temperature prevents accidental changes

• Fully submersible for flexible positioning

• LED indicator shows active heating status

• Ideal for quarantine tanks and saltwater mixing containers

 

Core Features

• Preset temperature (non-adjustable)

• Slim, space-saving heater profile

• Strong protective plastic casing

• LED heating indicator light

• Designed for stable, consistent temperature maintenance

 

Technical Specifications

• Product Type: Preset aquarium heater

• Submersible: Yes

• Indicator: LED heating light

• Construction: Protective plastic casing

Available Variants:

• 25W Model

  • Preset Temperature: 26 °C

  • Length: 15 cm

  • Suitable for nano aquariums up to approx. 25 L

• 50W Model

  • Preset Temperature: 25 °C

  • Length: 16.5 cm

  • Suitable for slightly larger nano setups

 

Who is this product for?

• Nano aquarium owners wanting simple, reliable heating

• Quarantine or hospital tank setups

• Aquarists mixing saltwater in smaller containers

• Anyone needing a compact heater with no temperature adjustment