Onyx II Yoke Regulator


Brand: Zeagle SKU: 350-0310Categories: Regulators, Zeagle

Easy breathing high performing cold water regulator

The Onyx II is a sealed version of the Onyx, which was named Scubalab Testers Choice in 2011. The Onyx II satisfies the demand for individuals who find themselves in colder water, with the same elegant aesthetic and exceptional performance as the Onyx regulator.

1st Stage Features

The Onyx II is available in yoke and DIN (with or without adaptor) styles.


  • Environmentally Sealed and Cold Water kit installed
  • Balanced Diaphragm
  • 5 LP Ports
  • 2 HP Ports
  • Ideal for cold water
  • Lighter weight
  • First Stage Materials:
    Body: Brass
    O-rings: Buna-N
    Seat: Advanced Polymer 
    HP Valve: Stainless Steel 



    2nd Stage Features


  • Downstream valve
  • Balanced Diaphragm
  • Dive/Pre Dive Venturi Control
  • Diver Adjustable Breathing Sensitivity
  • New Compact Profile
  • Braided Hose Length: 30 in. (.76 m)

    Second Stage Materials:
    Cover:  Flexible Thermoplastic 
    Case: Thermoplastic 
    Poppet Seat: Elastomer 
    O-rings: Buna-N
    Diaphragm:  Elastomeric Polymer 
    Exhaust Valve: Elastomer 
    Mouthpiece:  Silicone