Apeks MTX-R Octopus

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Setting the new standard of cold water regulator. The MTX-R is designed to perform even in harshest environments.

Availability: In stock

Regular Price: £237.00

Special Price: £194.99

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Product Description


Please email orders@aquanauts.co.uk to pre-order.

Introducing the new MTX-R. Based on the Military Spec MTX which was developed to be in accordance with US Navy extreme cold water test. Apeks has set the new standard of cold water regulator. The MTX-R is capable of performing in near freezing water temperaturs at over 60m depth.

The Second Stage

Designed with simplicity in mind, the MTX-R Second stage has no dive adjustment features which could result in a free flow event in extreme conditions. It comes with Apeks Patented Heat Exchanger which surrounds the valve. This helps dispel the cold caused by expanding gas whilst drawing in  dissipating the warmth of the surrounding water.

Developed in accordance with the United States Navy Experimental Dive Unit extreme cold water test.
Tested for Octopus use to 60 metres in cold water.


  • Pneumatically balanced
  • No intergrated Venturi
  • Come with Braided Flexi-hose
  • Comes with Comfo-bite™ Mouthpiece
  • Nitrox Compatible upto 40%, Can be O2 cleaned to 100%.


Additional Information

Additional Information

SKU AP0066
Weight in Kg 1.0000
Manufacturer Apeks
MPN MTXRfirstandsecondstage


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