
Enhance Aquatic Vitality with Superior, High-Efficiency Oxygen Diffusion
Utilising Moleaer’s advanced submersible nanobubble generators, aquaculture operations can achieve superior water conditions while significantly lowering overall oxygenation expenses.

ABOUT
Moleaer's Freya Nanobubble Generator
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60-70 m3/hr (264-308 GPM)
flow rates -
Assembled in Europe
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Horizontal or vertical installation
The Freya™ submersible nanobubble generators feature Moleaer’s patented nanobubble technology, built into a robust and reliable system. Delivering the highest gas transfer efficiency and nanobubble production on the market, Freya offers the most cost-effective oxygenation - boosting and stabilizing dissolved oxygen (DO) levels for optimal water quality and lower oxygenation costs.
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Easy integration & installation
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High-performance pump
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Deployable down to 30 meters
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Saltwater compatible
Over 350 Aquaculture Installations Worldwide
With an unparalleled global footprint, Moleaer’s nanobubble solutions are rigorously proven by leading academic experts and top-tier research centers to ensure exceptional operational results.
Advantage
Industry Leading Gas Transfer
Achieving over 85% oxygen transfer efficiency, Moleaer nanobubble technology outshines legacy aeration systems. This superior performance allows for elevated dissolved oxygen concentrations while requiring significantly less gas and power. By optimizing gas dissolution, it maintains a high density of nanobubbles for unparalleled water quality solutions.
Industry Experts Delivering Results
We go beyond equipment supply. As a dedicated partner, our engineers and application experts possess profound sector expertise. By identifying your specific operational pain points, we leverage nanobubble innovation to drive measurable outcomes, ensuring our systems integrate flawlessly to enhance your overall performance.
Largest Global Service Network
Boasting the industry’s most extensive installation footprint, the expertise of the Moleaer Global Service Team is applied to each unique venture. From professional integration to continuous system tuning, our specialists guarantee peak functionality. We provide steadfast support throughout your journey, offering the dependable solutions required for success.
Configurations – Freya Nanobubble Generators
Moleaer’s Freya submersible nanobubble generators significantly enhance water quality and oxygenation, and are specifically engineered to meet the unique demands of aquaculture.
Freya
Experience the cutting-edge technology of the Moleaer Freyaâ„¢ Nanobubble Generator - a groundbreaking submersible oxygenation system engineered to dramatically improve oxygen use efficiency and reduce operational costs in net pens, waiting cages, RAS and hatcheries, and even emergency deployments. Enhance fish welfare with superior oxygenation and optimized water quality parameters.



Freya with Super Duplex Pump
Experience the advanced performance of the Moleaer Freya™ Nanobubble Generator with Super Duplex Pump – a robust, submersible oxygenation system engineered for challenging, high-temperature seawater environments. Featuring a corrosion-resistant Super Duplex Pump, this model is ideal for tropical aquaculture operations, including net pens, waiting cages, RAS, hatcheries, and emergency deployments. Deliver exceptional oxygen transfer efficiency, reduce operational costs, and enhance fish welfare through improved water quality — even in the most demanding marine conditions.



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Consult with our engineering team to request a quote or technical consultation for the Moleaer CLEAR product range.