Tunze

Tunze Aquarium Equipment

Trusted German Engineering

For over 60 years, Tunze has focused on building dependable, precision-engineered equipment designed to run quietly and consistently. Known for their Stream pumps and Osmolator auto top off systems, Tunze products are trusted by reef keepers who want stable performance without constant adjustment.

  • Wide Flow Pumps That Help Eliminate Dead Spots
  • Highly Accurate Osmolator Auto Top Off Systems
  • Quiet Operation for Everyday Use
  • Proven Reliability with Long Service Life
  • Designed for Consistent, Stable Tank Conditions
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46 Items

  1. Turbelle stream 6105 ORCA MK2 Oscillating Powerhead
    Tunze
    Turbelle stream 6105 ORCA MK2 Oscillating Powerhead
    $679.99 $679.99

  2. Turbelle nanostream 6075 ORCA MK2 Oscillating Powerhead
    Tunze
    Turbelle nanostream 6075 ORCA MK2 Oscillating Powerhead
    $629.99 $629.99

  3. ORCA MK2 solo Oscillating Powerhead Mount
    Tunze
    ORCA MK2 solo Oscillating Powerhead Mount
    $439.99 $439.99

  4. Osmolator 3 Auto Top Off
    Tunze
    Osmolator 3 Auto Top Off
    $249.99 $249.99

  5. Osmolator 3 Nano Auto Top Off
    Tunze
    Osmolator 3 Nano Auto Top Off
    $149.99 $149.99

  6. Eco Chic Waterproof Refugium LED Light 8831.00
    Tunze
    Eco Chic Waterproof Refugium LED Light 8831.00
    $99.99 $99.99

  7. Care Magnet Nano 0220.010
    Tunze
    Care Magnet Nano 0220.010
    $32.99 $32.99

  8. Care Magnet Long 0222.015
    Tunze
    Care Magnet Long 0222.015
    $54.99 $54.99

  9. Care Magnet Strong 0222.020
    Tunze
    Care Magnet Strong 0222.020
    $99.99 $99.99

  10. Care Magnet Strong+ 0222.025
    Tunze
    Care Magnet Strong+ 0222.025
    $119.99 $119.99

  11. Turbelle nanostream 6040 HUB Edition
    Tunze
    Turbelle nanostream 6040 HUB Edition
    $229.99 $229.99

  12. Turbelle nanostream 6055 HUB Edition
    Tunze
    Turbelle nanostream 6055 HUB Edition
    $279.99 $279.99

  13. Turbelle nanostream 6075 HUB Edition
    Tunze
    Turbelle nanostream 6075 HUB Edition
    $329.99 $329.99

  14. Turbelle stream 6105 eco HUB Edition
    Tunze
    Turbelle stream 6105 eco HUB Edition
    $399.99 $399.99

  15. Turbelle stream 6255 eco HUB Edition
    Tunze
    Turbelle stream 6255 eco HUB Edition
    $549.99 $549.99

  16. Comline DOC 9012 Protein Skimmer HUB Edition
    Tunze
    Comline DOC 9012 Protein Skimmer HUB Edition
    $529.99 $529.99

  17. Comline DOC Skimmer 9004 DC
    Tunze
    Comline DOC Skimmer 9004 DC
    $259.99 $259.99

  18. Comline DOC Skimmer 9004
    Tunze
    Comline DOC Skimmer 9004
    $199.99 $199.99

  19. Comline DOC Skimmer 9001
    Tunze
    Comline DOC Skimmer 9001
    $149.99 $149.99

  20. RO Water Controller
    Tunze
    RO Water Controller
    $259.99 $259.99

  21. MAR-3181 Macroalgae Reactor
    Tunze
    MAR-3181 Macroalgae Reactor
    $574.99 $574.99

  22. MAR-3182 Macroalgae Reactor
    Tunze
    MAR-3182 Macroalgae Reactor
    $899.99 $899.99

  23. Comline Multifilter 3162 Internal Power Filter
    Tunze
    Comline Multifilter 3162 Internal Power Filter
    $99.99 $99.99

  24. Turbelle nanostream 6015 eco (977 GPH)
    Tunze
    Turbelle nanostream 6015 eco (977 GPH)
    $59.99 $59.99

  25. Turbelle Nanostream 6045 (1175 GPH)
    Tunze
    Turbelle Nanostream 6045 (1175 GPH)
    $89.99 $89.99

  26. Turbelle Stream 6065 (1700 GPH)
    Tunze
    Turbelle Stream 6065 (1700 GPH)
    $159.99 $159.99

  27. Aquawind Eco Chic Aquarium Fan
    Tunze
    Aquawind Eco Chic Aquarium Fan
    $149.99 $149.99

  28. Waterproof 10000K LED Fixture 8821.00
    Tunze
    Waterproof 10000K LED Fixture 8821.00
    $99.99 $99.99

  29. Waterproof Full Spectrum LED Fixture 8850.00
    Tunze
    Waterproof Full Spectrum LED Fixture 8850.00
    $199.99 $199.99

  30. Care Panes Aquarium Glass Cleaner
    Tunze
    Care Panes Aquarium Glass Cleaner
    $14.99 $14.99

  31. Coral Gel Super Glue
    Tunze
    Coral Gel Super Glue
    $11.49 $11.49

  32. Coral Gum Fast Epoxy
    Tunze
    Coral Gum Fast Epoxy
    $14.29 $14.29

  33. Magnetic Coral Frag Rock Long
    Tunze
    Magnetic Coral Frag Rock Long
    $114.99 $114.99

  34. Magnetic Coral Frag Rock Nano
    Tunze
    Magnetic Coral Frag Rock Nano
    $89.99 $89.99

  35. Turbelle High Jet Pump
    Tunze
    Turbelle High Jet Pump
    $84.99 $84.99

  36. Replacement Metering Pump for Tunze Osmolator 5000.02
    Tunze
    Replacement Metering Pump for Tunze Osmolator 5000.02
    $34.79 $34.79

  37. CO2 Regulator 7077.3
    Tunze
    CO2 Regulator 7077.3
    $149.99 $149.99

  38. Water Valve 8555.200
    Tunze
    Water Valve 8555.200
    $129.99 $129.99

  39. Extension Cable For Osmolator 3 (3 Meters)
    Tunze
    Extension Cable For Osmolator 3 (3 Meters)
    $24.49 $24.49

Why Choose Tunze Aquarium Equipment?

Built for Reliability

Tunze equipment is designed for long-term use, making it a dependable choice for reef keepers who want pumps, ATO systems, and filtration gear they can count on every day.

Quiet, Efficient Performance

From circulation pumps to skimmers, Tunze products are known for efficient operation and low noise, helping keep your aquarium stable without added distraction.

Trusted by Reef Keepers

With decades of experience, Tunze has earned a strong reputation among hobbyists who value proven designs and consistent performance.

Top Sellers

Tunze Buyers Guide

Flow & Circulation

Pioneers in Aquarium Flow

Tunze helped redefine aquarium circulation with wide flow pump designs that move large volumes of water without creating harsh streams. This reduces dead spots, keeps detritus suspended, and supports more natural movement for corals. Combined with durable construction and serviceable parts, Tunze pumps are built to last.

Auto Top Off

The Most Trusted Auto Top Off

The Tunze Osmolator is widely regarded as one of the most reliable auto top off systems available. With precise optical sensors and built-in safety features, it maintains consistent water levels while minimizing risk. It’s a simple upgrade that helps stabilize salinity and reduce daily maintenance.

Filtration & Skimming

Innovative Filtration & Skimmers

Tunze filtration and skimmers focus on efficiency and practicality. Compact designs, quiet operation, and thoughtful engineering make them ideal for sump and all-in-one aquariums, delivering consistent waste removal without unnecessary complexity.

Tunze Aquarium Equipment FAQ

What is Tunze best known for?

Tunze is best known for reliable aquarium pumps, Stream circulation pumps, Osmolator auto top off systems, and compact filtration equipment designed for saltwater and reef aquariums.

Are Tunze pumps good for reef aquariums?

Yes, Tunze pumps are a popular choice for reef aquariums because they provide dependable water movement, quiet operation, and wide flow patterns that help reduce dead spots and support coral health.

What does a Tunze Osmolator do?

A Tunze Osmolator is an auto top off system that automatically replaces evaporated freshwater in your aquarium. This helps keep the water level consistent and reduces salinity swings in saltwater tanks.

Do Tunze products work for nano aquariums?

Yes, Tunze offers several compact products that work well for nano aquariums, including small circulation pumps, auto top off systems, skimmers, and filtration options.

Why is an auto top off system important for a reef tank?

An auto top off system helps replace evaporated water before it causes major water level changes. This helps maintain stable salinity, which is important for fish, corals, and overall reef tank stability.