Reliable air, where time matters
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About us
Why our system
Technical Overview
Use cases
Available models
Safety and Compliance
Applications
Partnership opportunities
Contact
Parameters
Reliable air, where time matters
Home
About us
Why our system
Technical Overview
Use cases
Available models
Safety and Compliance
Applications
Partnership opportunities
Contact
Parameters
More
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Professional Mobile Surface-Supplied Air System

Professional Mobile Surface-Supplied Air SystemProfessional Mobile Surface-Supplied Air SystemProfessional Mobile Surface-Supplied Air System

Long-duration, mobile ,compact, battery powered Underwater Support System.Up to 11 hours operation and 20 meters depth 

About us

Professional Long-Duration underwater support system

Calmair is an independent brand under the WLC, dedicated to delivering advanced, reliable, and user-focused underwater air supply solutions.


Our focus includes:


- Engineering reliability

- Operational safety

- Long-duration performance

- European market compliance


We support :


shipyards,

yacht owners, 

yacht captains, 

ship chandlers, 

marine suppliers, 

aquaculture operators, 

fleet operations managers, 

industrial service providers,

marine equipment distributors, 

yacht management companies.


electric-underwater-air-supply-unit-factory-production.jpg

“Mass production of long-duration underwater breathing systems – reliable 20 m depth , for 11 hours 

Why our system

portable-underwater-breathing-system-for-divers-11-hours.jpg

Endurance

Up to 11 hours of operation.

Safety -Oriented Design

Ensures stable air output and controlled depth usage up to 20 meters for 11 hours

Independent 10L Backup Cylinder

Integrated safety redundancy to ensure a reliable underwater air supply.

Compact and mobile

The biggest dimension is only: 533*310*280mm

The heaviest one is only:13.6kg

Fully EU Compliant

All required European certification documentations are ready.

Apply for full EU Compliance.

Technical overview

long-duration-diving-air-compressor-battery-operated.jpg

General Technical Features

* Battery Powered System .


* Integrated Air Storage Tank.


* Portable and Modular Design suitable .


* Surface-supplied System .


* Low Noise Operation.


*Independent 10L Backup Cylinder 

Use cases

Professional Long-Duration Underwater Support System

Calmair systems are engineered for various applications, including: 


1. Yacht maintenance.


2. Ship hull maintenance.


3. Industrial water facilities.


4. Aquaculture maintenance.


5. Port and harbour inspections.


6. Nearshore infrastructure work .


7. Reliable onboard maintenance .


8. Professional onboard underwater services .

Safety and Compliance

Two workers inspecting blue and black equipment lined up on a table in a warehouse.

Safety First -- The Calmair Standard

Engineered with safety as a core principle, making them an ideal choice including professional diving equipment and underwater air supply.

European and International Compliance

1, CE Marking 

2, RoHS Directive compliance 

3, GB4943.1-2022 Certifications 

4, FCC Certification 

5, EN12021 Standards 

Battery Safety and Logistics

1, UN38.3 

2, MSDS 

3, Air Transport Safety 

Innovation and Intellectual Property

Patented Technology:  Demonstrated by 10 utility and design patents.

Apply for full documentation

Full documentation is available upon formal request.

Apply for full documentation

Applications

Depth up to 12 meters

For shallow-water industrial services.


Depth up to 15 meters

Engineering Maintenance Zone.


Depth up to 20 meters

For Professional Commercial Operations.

Explore more information

Very important reminder:

All operations must be conducted by trained and certified professional divers .

Working with local partners

Partnership Opportunities

We collaborate with selected regional partners .


If you are :



Ship Chandlers, 


Yacht Captains, 


Marina Suppliers, 


a professional operators,


Charter Yacht Companies, 


Fleet operations managers, 


Yacht management companies, 



We welcome discussions on partnership and distributor opportunities .

Contact

 Please contact us:


Email: taralu@aquabreathtech.com

Copyright © 2026 Calmair, WLC - All Rights Reserved.

  • Home
  • About us
  • Why our system
  • Technical Overview
  • Use cases
  • Available models
  • Safety and Compliance
  • Applications
  • Partnership opportunities
  • Contact

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