Aqua One Glass Aquarium Heater 100W – 24.5cm – 100 Watt

$51.95

Aqua One Glass Aquarium Heater 100W – Precision Heating for Aquariums up to 100 Litres

Creating a stable environment is essential for the health and wellbeing of your fish and aquatic plants. The Aqua One Glass Aquarium Heater 100W offers a dependable, easy-to-use heating solution for aquariums up to 100 litres, providing reliable temperature control for both freshwater and marine setups. Whether you’re caring for tropical fish, delicate shrimp, or aquatic plants, maintaining the right water temperature is critical to their survival and comfort.

This compact 24.5cm heater is fully submersible and built with durable, shatter-resistant glass, making it an ideal choice for both beginner and experienced aquarists. Its small footprint means it can be installed discreetly in a range of tank sizes without taking up excessive space or disturbing your aquarium’s design.

With its adjustable thermostat, indicator light, and secure mounting system, the Aqua One 100W heater simplifies the process of regulating your tank’s water temperature, giving you peace of mind and your aquatic pets a consistent, safe environment.

Why Choose the Aqua One 100W Heater?

Aquarium heaters are a non-negotiable necessity for tropical and many freshwater fish species, especially in regions where ambient temperatures vary. Fish are ectothermic animals, meaning their body temperature is regulated by the water around them. A sudden drop in temperature or constant fluctuations can cause stress, illness, or even death in sensitive species.

The Aqua One Glass Heater takes the guesswork out of water temperature control. With a reliable and easy-to-use design, it offers accurate temperature adjustment and a clearly visible heating indicator so you know when it’s working. Whether you’re setting up a new tank or replacing an older heater, this model provides everything you need to get started.

Key Features:

  • Efficient Heating (100W): Delivers stable and consistent warmth for aquariums up to 100 litres in volume.
  • Fully Submersible: Designed for total submersion, allowing horizontal or vertical placement depending on your setup.
  • Adjustable Thermostat: Easily dial in your desired temperature range, with adjustments between 20°C and 34°C to suit most tropical species.
  • Temperature Indicator Light: A small LED indicator shows when the heater is actively warming the water, helping you monitor operation at a glance.
  • Durable Glass Construction: Crafted from high-quality, shatter-resistant glass to withstand regular use and minor impacts.
  • Compact Design (24.5cm): Space-saving form factor makes it suitable for tanks with limited room or minimalistic aquascapes.
  • Mounting Suction Cups: Strong, easy-to-use suction cups allow secure positioning anywhere in the tank.
  • Safe & Versatile: the Aquarium Heater 100W is safe for both freshwater and marine aquariums, including tropical, planted, and nano tanks.

Who Is This Heater Best For?

The Aqua One 100W model is best suited to:

  • Small to medium tanks (up to 100 litres) requiring consistent temperature regulation
  • Tropical fish tanks, including tetras, guppies, angelfish, and more
  • Freshwater setups with aquatic plants or invertebrates like shrimp or snails
  • Marine aquariums with saltwater species needing warm, stable conditions
  • Nano tanks or aquascapes where minimal equipment visibility is important

Installation & Usage Instructions For Aquarium Heater 100W

  1. Preparation: Before installing, ensure the heater and all cables are intact. Do not plug in the heater while it is dry.
  2. Placement: Submerge the heater fully in your tank. It can be installed horizontally or vertically based on your preference. Avoid placing it near strong water flow sources like filters or powerheads.
  3. Secure with Suction Cups: Use the included suction cups to affix the heater to the side or back wall of the aquarium. Ensure it is positioned away from decorations or substrate.
  4. Adjust the Thermostat: Set your desired water temperature by turning the thermostat dial. Typical tropical tanks range between 24°C–26°C, but check species-specific requirements.
  5. Power On: Plug in the heater after it has been submerged for at least 15 minutes to allow temperature acclimation.
  6. Monitor Temperature: Use a separate, reliable aquarium thermometer to verify the water temperature and make further adjustments if needed.

Tip: Always unplug the aquarium heater 100W before water changes or removing it from the tank.

Why Temperature Stability Matters

Aquarium life thrives in consistency. Fluctuations in temperature can trigger stress responses, lower immune function, and disrupt the biological balance of the tank. Using a high-quality heater like the Aqua One Aquarium Heater 100W model ensures your tank maintains an ideal thermal environment year-round, especially during cold snaps or overnight temperature drops.

Tropical species such as bettas, gouramis, mollies, and angelfish rely on stable heat for metabolic regulation, digestion, and breeding behaviour. Even freshwater shrimp and snails benefit from consistent warmth. Plants also thrive in well-heated tanks, especially those native to warm-water environments.

Aquarium Heater 100W Energy Efficiency & Safety

Despite its power, the Aqua One 100W heater is energy-efficient, cycling on and off as needed rather than running continuously. The thermostat maintains the target temperature without wasting energy. It’s built to strict safety standards and designed to automatically switch off once the desired temperature is reached, reducing risk of overheating.

The robust, shatterproof glass casing also protects both the heater and your aquatic inhabitants in case of accidental bumps or handling during maintenance.

Aquarium Heater 100W Available In-Store

You can find the Aqua One Glass Aquarium Heater 100W at Toni’s Pet Station in Ningi—your trusted local pet care and aquarium supplier. Whether you’re setting up a new tropical aquarium or need a reliable backup heater for emergencies, this model is a popular and well-reviewed choice.

Drop by in store for personalised support and product recommendations, or shop online for fast delivery throughout Queensland. Our team is happy to guide you through installation or help you find the right accessories for your tank setup.

Our pet fish originate from all over the globe, and water temperatures vary immensely in their native environments.
To keep fish in an environment conducive to their natural habitat, we mostly need to increase the water temperature above normal room temperature.
The Aqua One Glass Heater range provides a great heating solution for each aquarium setup.Suitable for: Cold water, Tropical & amp; Marine

  • Quality and economical heaters
  • Completely submersible with double insulation
  • Heater thermostat with easy-to-use temperature settings
  • Large temperature range 20°C – 34°C
  • Automatic shut-off and on light
  • 2 + 1 year Guarantee

 

Code Model For Aquariums up to Length Wattage Cable length
11301 25W 25 L/H 18.5 cm 25W 1.8m
11302 55W 55 L/H 20.5 cm 55W 1.8m
11304 100W 100 L/H 24.5 cm 100W 1.8m
11305 150W 150 L/H 24.5 cm 150W 1.8m
11306 200W 200 L/H 30.0 cm 200W 1.8m
11308 300W 300 L/H 35.5 cm 300W 1.8m

(AQO-11304)

 

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