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Diving Equipment and Plymouth Diving

Atomic M1 Regulator

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The Atomic M1 Regulator is nitrox ready for mixtures containing up to 50% oxygen. A special second stage covers reduces freeflows in high current environments.

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Product Description


Atomic M1 Regulator, designed for divers who need a reliable breathe, especially for dives in high flow. The Atomic M1 is appropriate for both recreational and technical diving providing design features that enhance the regulators performance at all depths and in all conditions. The M1 First stage is made from a number of different materials to ensure high performance, Monel is used for many of the internal components for high strength, corrosion resistance and oxygen compatibility. The second stage is constructed from 316 stainless steel, Zirconium plated brass and titanium to provide corrosion resistance, reliability and a lightweight feel when in use. The M1 second stage is fitted with a unique front cover which is design to deflect water rushing over the reg to prevent free flows, especially useful for dives conducted in high current or when using a scooter. 

The Atomic M1 First Stage provides excellent hose routing for all configurations including singles, twinsets and sidemount. Two high pressure ports support the use of a wireless air transmitter and a traditional pressure gauge for back up. The five medium pressure ports are fitted to a swivelling end cap for ultimate comfort. The first stage is completely sealed at the factory to ensure that no contaminants can enter the mechanism ensuring reliable performance even in freezing conditions. 

Atomic M1 Regulator features:

  • Factory ready for 50% nitrox
  • Chrome plated brass first stage body
  • High-flow Jet Seat
  • Factory sealed first stage for freeze protection
  • 2 fixed HP ports, 5 LP ports on swivelling cap 
  • Surge protected second stage cover
  • Super-wide exhaust tee for enhanced visibilty
  • Seat saving orifice
  • Zirconium plated brass and titanium second stage components  

Additional Information

Additional Information

SKU 03-0030-7P
Weight in Kg 2.0000
Manufacturer Atomic
MPN 03-0030-7P


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