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Unlike the temperatures that our seas and oceans produce, stand-alone aquariums are unable to regulate the kind of consistent temperature that fish and other animals need to survive. Aquarium heaters are essential to performing this task and are required for ANY small or large-scale aquarium setup.

Our heaters are available in a range of different wattages, styles and sizes. Look through our range and find the right heater for your aquarium installation.
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Juwel Digital Thermometer 3.0
Item # JWL602

Juwel Digital Thermometer 3.0

(85703)

With the JUWEL Digital Thermometer 3.0, you can conveniently check the water temperature in your aquarium. The large digital display makes it easy to read the temperature.

CHARACTERI ...More info...

Your Price AU$54.95
Up Aqua Glass Thermometer 15cm Tall
Item # UA-A-924

Up Aqua Glass Thermometer 15cm Tall

With suction up (A-924)

  • Measures temperature range up to 50C


Your Price AU$4.75
Fluval Digital Aquarium Thermometer 2 in 1
Item # FLV05

Fluval Digital Aquarium Thermometer 2 in 1

(11193)
  • The wireless 2-in-1 Digital Aquarium Thermometer allows you to accurately monitor water and room temperature simultaneously.
  • 2-in-1 design measures and communicates water and room ...
More info...

Your Price AU$24.95
Zoo Med BettaTherm Submersible Aquarium Heater 7.5 watt
Item # ZM366

Zoo Med BettaTherm Submersible Aquarium Heater 7.5 watt

for Betta Fish (Siamese Fighter fish) Zoo Med
  • Note: This is the 240volt product with an Australian plug
  • Keeps your fish warm!
  • 8.5cm dia disk shape.
  • Convenient small round sized heater. ...More info...

    Your Price AU$38.95
Marina Betta Aquarium Heater 8watt
Item # MRN25

Marina Betta Aquarium Heater 8watt

Suitable for 2-5 litre tanks (11182) Hagen

Marina Betta Heater is an automatic, submersible heater that creates ideal water conditions for bettas to thrive in. The exterior is made of durable polymer, which is more resilient than ...More info...


Your Price AU$24.95
Aquarium Spray Bar/Tubing Clip Holder for 15-16mm tubing
Item # TSGS03

Aquarium Spray Bar/Tubing Clip Holder for 15-16mm tubing

Colour may vary
  • Clip inner diameter: 15mm
  • Size: 37mm dia sucker/20mm clip

Your Price AU$1.25
Aquarium Spray Bar/Tubing Clip Holder for 20-23mm tubing
Item # GS03

Aquarium Spray Bar/Tubing Clip Holder for 20-23mm tubing

Colour may vary
  • Clip inner diameter: 21mm
  • Size: 30mm dia sucker/27mm clip

Your Price AU$1.25
Aquarium Heater Clip Holder 35mm dia suction cup/28mm clip Black
Item # GS05

Aquarium Heater Clip Holder 35mm dia suction cup/28mm clip Black

  • Clip inner diameter: 21mm

Your Price AU$0.95
Aquarium Suction Cup Clip Holder 35mm dia suction cup/10mm clip Clear
Item # TAS-SUC/10mm

Aquarium Suction Cup Clip Holder 35mm dia suction cup/10mm clip Clear

Clear suction cup holder clip.

Your Price AU$0.95
Aquarium Suction Cup Clip Holder 35mm dia suction cup/12mm clip Clear
Item # TAS-SUC/12mm

Aquarium Suction Cup Clip Holder 35mm dia suction cup/12mm clip Clear

Clear suction cup holder clip.

Your Price AU$0.95
Aquarium Suction Cup Clip Holder 35mm dia suction cup/13mm clip Clear
Item # TAS-SUC/13mm

Aquarium Suction Cup Clip Holder 35mm dia suction cup/13mm clip Clear

Clear suction cup holder clip.

Your Price AU$0.95
Aquarium Suction Cup Clip Holder 35mm dia suction cup/16mm clip Clear
Item # TAS-SUC/16mm

Aquarium Suction Cup Clip Holder 35mm dia suction cup/16mm clip Clear

Clear suction cup holder clip.

Your Price AU$0.95
Aquarium Suction Cup Clip Holder 35mm dia suction cup/20mm clip Clear
Item # TAS-SUC/20mm

Aquarium Suction Cup Clip Holder 35mm dia suction cup/20mm clip Clear

Clear suction cup holder clip.

Your Price AU$0.95
Aqua Zonic Eco Aquarium Heater 25w Mini
Item # ECO00

Aqua Zonic Eco Aquarium Heater 25w Mini

Suitable for aquariums up to 25L
  • Heat resistant glass
  • Accurate temperature
  • Energy saving
  • Superior design
  • Fresh & salt water
  • Economical pricing
  • Range: 17-35 ...
More info...
Out of stock (Notify Me)
Your Price AU$21.70
Aqua Zonic Eco Aquarium Heater 50w
Item # ECO01

Aqua Zonic Eco Aquarium Heater 50w

Suitable for aquariums up to 50L
  • Heat resistant glass
  • Accurate temperature
  • Energy saving
  • Superior design
  • Fresh & salt water
  • Economical pricing
  • Range: 17-35 ...
More info...

Your Price AU$23.90
Aqua Zonic Eco Aquarium Heater 100w
Item # ECO02

Aqua Zonic Eco Aquarium Heater 100w

Suitable for aquariums up to 100L
  • Heat resistant glass
  • Accurate temperature
  • Energy saving
  • Superior design
  • Fresh & salt water
  • Economical pricing
  • Range: 17-35 ...
More info...

Your Price AU$27.00
Aqua Zonic Eco Aquarium Heater 150w (HT044)
Item # ECO03

Aqua Zonic Eco Aquarium Heater 150w (HT044)

Suitable for aquariums up to 150L
  • Heat resistant glass
  • Accurate temperature
  • Energy saving
  • Superior design
  • Fresh & salt water
  • Economical pricing
  • Range: 17-35 ...
More info...

Your Price AU$28.75
Aqua Zonic Eco Aquarium Heater 200w
Item # ECO04

Aqua Zonic Eco Aquarium Heater 200w

Suitable for aquariums up to 200L
  • Heat resistant glass
  • Accurate temperature
  • Energy saving
  • Superior design
  • Fresh & salt water
  • Economical pricing
  • Range: 17-35 ...
More info...

Your Price AU$28.95
Aqua Zonic Eco Aquarium Heater 300w
Item # ECO05

Aqua Zonic Eco Aquarium Heater 300w

Suitable for aquariums up to 300L (HT046)
  • Heat resistant glass
  • Accurate temperature
  • Energy saving
  • Superior design
  • Fresh & salt water
  • Economical pricing
  • Range: 17-35 degrees ...
More info...

Your Price AU$30.00
Analog Submersible Aquarium Thermometer
Item # TS-Therm-AL

Analog Submersible Aquarium Thermometer

No Batteries needed

  • Size: Panel 6.5cm x 4.2cm
  • Place inside tank with suction cup
  • Durable
  • Easy to read
  • Not only good for fish tank can be used outside tank in your home/workshop ...
More info...

Your Price AU$6.25
LCD Display Digital Aquarium Thermometer Submersible
Item # TASDIGISub

LCD Display Digital Aquarium Thermometer Submersible

Battery included
  • LCD screen, easy reading
  • High quality suction base, easy to install
  • Compact design for discrete use
  • Need to submerge thermometer in water
  • Temperature ...
More info...

Your Price AU$7.95
LCD Display Digital Aquarium Thermometer With probe
Item # TASDIGISQP

LCD Display Digital Aquarium Thermometer With probe

Battery Included

Digital LCD Thermometer For Aquariums, Freezers. Modelling simple, elegant, LCD panels inline connections, moisture-resistant, strong anti-interference, applies to refrigerated cabinet ...More info...


Your Price AU$5.95
LCD Display Digital Aquarium Thermometer With probe
Item # TASDIGIP

LCD Display Digital Aquarium Thermometer With probe

Battery Included
  • Compact design with mounting suction caps.
  • Large 25mm high display.
  • Centigrade and Fahrenheit.  
  • Temperature range: -50ºC to +70ºC.
  • Accuracy ± 1ºC ...
More info...

Your Price AU$7.95
Bioscape Tropic Aquarium Heater 25w
Item # HT025

Bioscape Tropic Aquarium Heater 25w

Ideal for aquariums 5-50L Bioscape
  • Fully Automatic and adjustable aquarium heater
  • Simple Setting and easy to use
  • Automatically maintains temperature selected throughout the tank
  • Reliable and sturdily ...
More info...
Out of stock (Notify Me)
Your Price AU$22.35
Bioscape Tropic Aquarium Heater 55w
Item # HT50

Bioscape Tropic Aquarium Heater 55w

Ideal for aquariums 50-100L Bioscape
  • Fully Automatic and adjustable aquarium heater
  • Simple Setting and easy to use
  • Automatically maintains temperature selected throughout the tank
  • Reliable and sturdily ...
More info...

Your Price AU$26.60
Bioscape Tropic Aquarium Heater 100w
Item # HT100

Bioscape Tropic Aquarium Heater 100w

Ideal for aquariums 100-200L Bioscape
  • Fully Automatic and adjustable aquarium heater
  • Simple Setting and easy to use
  • Automatically maintains temperature selected throughout the tank
  • Reliable and sturdily ...
More info...

Your Price AU$28.00
Bioscape Tropic Aquarium Heater 200w
Item # HT200

Bioscape Tropic Aquarium Heater 200w

Ideal for aquariums 200-300L Bioscape
  • Fully Automatic and adjustable aquarium heater
  • Simple Setting and easy to use
  • Automatically maintains temperature selected throughout the tank
  • Reliable and sturdily ...
More info...

Your Price AU$29.90
Bioscape Tropic Aquarium Heater 300w
Item # HT300

Bioscape Tropic Aquarium Heater 300w

Ideal for aquariums 300-400L Bioscape
  • Fully Automatic and adjustable aquarium heater
  • Simple Setting and easy to use
  • Automatically maintains temperature selected throughout the tank
  • Reliable and sturdily ...
More info...

Your Price AU$33.00
Fluval P10 Pre-set Submersible Heater 10W 10L
Item # MRN23

Fluval P10 Pre-set Submersible Heater 10W 10L

Fully submersible heating (A743) Fluval

Whether in nature or in an aquarium, fish are sensitive to temperature fluctuations and can suffer from immune system shock if sudden shifts occur. Investing in a reliable heating system that p ...More info...


Your Price AU$30.00
Fluval P25 Pre-set Submersible Heater 25W 25L
Item # MRN24

Fluval P25 Pre-set Submersible Heater 25W 25L

Fully submersible heating (A744) Fluval

Whether in nature or in an aquarium, fish are sensitive to temperature fluctuations and can suffer from immune system shock if sudden shifts occur. Investing in a reliable heating system that p ...More info...


 
Your Price AU$34.95
Fluval P50 Pre-set Submersible Heater 50W  50L
Item # MRN26

Fluval P50 Pre-set Submersible Heater 50W 50L

Fully submersible heating (A745) Fluval

Whether in nature or in an aquarium, fish are sensitive to temperature fluctuations and can suffer from immune system shock if sudden shifts occur. Investing in a reliable heating system that p ...More info...


Your Price AU$44.85
Item # FLV20

Fluval T50 Electronic Aquarium Heater 50w

Fully electronic heating with 24/7 monitoring for stable temperature control (14880) Fluval
  • Advanced electronic construction provides superior accuracy, stability and long-term performance
  • 24/7 monitoring regulates temperature and avoids large, unsafe ...
More info...

Your Price AU$54.90
Item # FLV21

Fluval T100 Electronic Aquarium Heater 100w

Fully electronic heating with 24/7 monitoring for stable temperature control (14881) *** ON SPECIAL OVERSTOCKED *** Fluval
  • Advanced electronic construction provides superior accuracy, stability and long-term performance
  • 24/7 monitoring regulates temperature and avoids large, unsafe ...
More info...

Your Price AU$54.95
(Was AU$64.95 you save AU$10.00
Item # FLV22

Fluval T150 Electronic Aquarium Heater 150w

Fully electronic heating with 24/7 monitoring for stable temperature control (14882) Fluval
  • Advanced electronic construction provides superior accuracy, stability and long-term performance
  • 24/7 monitoring regulates temperature and avoids large, unsafe ...
More info...

 
Your Price AU$61.20
Item # FLV23

Fluval T200 Electronic Aquarium Heater 200w

Fully electronic heating with 24/7 monitoring for stable temperature control (14883) Fluval
  • Advanced electronic construction provides superior accuracy, stability and long-term performance
  • 24/7 monitoring regulates temperature and avoids large, unsafe ...
More info...

Your Price AU$66.95
Item # FLV24

Fluval T300 Electronic Aquarium Heater 300w

Fully electronic heating with 24/7 monitoring for stable temperature control (14884) Fluval
  • Advanced electronic construction provides superior accuracy, stability and long-term performance
  • 24/7 monitoring regulates temperature and avoids large, unsafe ...
More info...

Your Price AU$72.45
Aquarium Heater Guard 24.5cm
Item # HG24

Aquarium Heater Guard 24.5cm

  • Used to protect the heater from accidental damage during maintenance. 
  • Also protects the fish from burns or wounds caused by coming into contact with the hot element. ...
More info...

Your Price AU$7.95
Aquarium Heater Guard 30.5cm
Item # HG30

Aquarium Heater Guard 30.5cm

  • Used to protect the heater from accidental damage during maintenance. 
  • Also protects the fish from burns or wounds caused by coming into contact with the hot element. ...
More info...

Your Price AU$7.95
Aquarium Heater Guard 36.5cm
Item # HG36

Aquarium Heater Guard 36.5cm

  • Used to protect the heater from accidental damage during maintenance. 
  • Also protects the fish from burns or wounds caused by coming into contact with the hot element. ...
More info...
Out of stock (Notify Me)
Your Price AU$9.95
Aquarium Heater Guard 42.5cm
Item # HG42

Aquarium Heater Guard 42.5cm

  • Used to protect the heater from accidental damage during maintenance. 
  • Also protects the fish from burns or wounds caused by coming into contact with the hot element. ...
More info...
Out of stock (Notify Me)
Your Price AU$9.95
Hydor Theo Aquarium Heater 25w
Item # HYD20

Hydor Theo Aquarium Heater 25w

For 10-25L Aquariums (T11706)

Aquarium heater with all the necessary features for safe and precise temperature maintenance of the water in your tank. The exclusive technology and the high quality of the components guarantee a l ...More info...


Your Price AU$46.70
Hydor Theo Aquarium Heater 50w
Item # HYD21

Hydor Theo Aquarium Heater 50w

For 20-50L Aquariums (T11107)

Aquarium heater with all the necessary features for safe and precise temperature maintenance of the water in your tank. The exclusive technology and the high quality of the components guarantee a l ...More info...


Your Price AU$44.95
Hydor Theo Aquarium Heater 100w
Item # HYD22

Hydor Theo Aquarium Heater 100w

For 50-100L Aquariums (T11207)

Aquarium heater with all the necessary features for safe and precise temperature maintenance of the water in your tank. The exclusive technology and the high quality of the components guarantee a l ...More info...


Your Price AU$52.85
Hydor Theo Aquarium Heater 150w
Item # HYD23

Hydor Theo Aquarium Heater 150w

For 90-150L Aquariums (T11606)

Aquarium heater with all the necessary features for safe and precise temperature maintenance of the water in your tank. The exclusive technology and the high quality of the components guarantee a l ...More info...


Your Price AU$58.30
Hydor Theo Aquarium Heater 200w
Item # HYD24

Hydor Theo Aquarium Heater 200w

For 100-200L Aquariums (T11307)

Aquarium heater with all the necessary features for safe and precise temperature maintenance of the water in your tank. The exclusive technology and the high quality of the components guarantee a l ...More info...


Your Price AU$61.50
Hydor Theo Aquarium Heater 300w
Item # HYD25

Hydor Theo Aquarium Heater 300w

For 200-300L Aquariums (T11407) *** ON SPECIAL ***

Aquarium heater with all the necessary features for safe and precise temperature maintenance of the water in your tank. The exclusive technology and the high quality of the components guarantee a l ...More info...


Your Price AU$64.95
(Was AU$79.95 you save AU$15.00
Hydor External Inline Heater 200w for 16mm ID hosing
Item # HYD26

Hydor External Inline Heater 200w for 16mm ID hosing

For 100-200L Aquariums (T08116)

First and unique external heater for aquariums with the exclusive PTC (Positive Thermal Coefficient) technology. The self-limiting PTC heating element guarantees maximum safety against any risk of ...More info...


 
Your Price AU$119.50
Hydor External Inline Heater 300w for 16mm ID hosing
Item # HYD27

Hydor External Inline Heater 300w for 16mm ID hosing

For 200-300L Aquariums (T08202)

First and unique external heater for aquariums with the exclusive PTC (Positive Thermal Coefficient) technology. The self-limiting PTC heating element guarantees maximum safety against any risk of ...More info...


 
Your Price AU$124.55
Juwel Aqua Heat 50 50watt  aquarium heater
Item # JWL200

Juwel Aqua Heat 50 50watt aquarium heater

(85600)
  • The JUWEL heater safely and reliably ensures the correct temperature in your aquarium. Depending on room temperature and aquarium size, your JUWEL heater will achieve a water temperature of ...
More info...

 
Your Price AU$57.95
Juwel Aqua Heat 100 100watt aquarium heater
Item # JWL201

Juwel Aqua Heat 100 100watt aquarium heater

(85805)
  • The JUWEL heater safely and reliably ensures the correct temperature in your aquarium. Depending on room temperature and aquarium size, your JUWEL heater will achieve a water temperature of ...
More info...

Your Price AU$66.20
Fish tank heaters ranging from 50 to 300 watts for your aquarium.
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