Core ACD yoke


Core ACD yoke

When comparing performance with price, Core bubbles up to the top. Rated as superior on the Ansti breathing machine and... See full details ▶
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Core ACD yoke

Item No. RG129111

Product Details

When comparing performance with price, Core bubbles up to the top. Rated as superior on the Ansti breathing machine and equipped with our unique Comfo-Bite mouthpiece, this feature-rich winner is the best value of any regulator on the market. Comes standard with Aqualung's patented auto-closure device (ACD) for sealing water out.
Core ACD yoke
Core ACD yoke

What’s in the box

  • Core Regulator
  • User's Guid
See: Regulator Owner Manual-AQF-22_02_21.pdf


First Stage
  • Models                                        Yoke, DIN, Supreme Yoke, Supreme DIN
  • Type of first stage                   Balanced diaphragm design
  • Auto-Closure Device (ACD)    Yes
  • Number of HP ports                2
  • Number of MP ports                4
  • 1st Stage Flow Rate                1450 l/min
  • 1st Stage Weight in DIN        510 g
  • 1st Stage Weight in Yoke        700 g
  • Environmental Dry Kit            On Supreme model only
  • First stage exterior                Chrome over marine brass

Second Stage
  • Type of second stage                                    Pneumatically balanced
  • Controls                                                            Venturi switch
  • Breathing resistance                                     Preset
  • Mouthpieces                                                  2ea. – A Comfo-Bite, installed, and a standard with bite wings in the box
  • Lip shield                                                        On Supreme models only
  • Heat Exchanger for freezing resistance    Standard on all models
  • 2nd Stage Weight                                            175 g
  • 2nd Stage Weight – Supreme model            178 g
  • Hose length                                                        730 mm
  • Overall work of breathing (WOB) scores       Avg. 0.80 joules/liter
  • Nitrox compatible                                             Yes, to 40% O2 when new, out of the box


First Stage
  • Auto-Closure Device 
    • Prevents corrosive water out of the first-stage inlet by automatically closing as the core is removed from the cylinder valve. This prevents internal lubrication from washing away and is safer for higher proportions of oxygen
  • Balanced Diaphragm 
    • A balanced diaphragm provides superior, consistent performance
  • Yoke or DIN 
    • Available in yoke (3,300psi/232 bar max.) or DIN (4,350psi/300 bar max.)
  • HP/MP Ports and "T" Shape 
    • 2 HP ports (7/16”) and 4 MP ports (3/8”), perfectly oriented in a “T” shape for streamlined hose positioning, reduced exhalation effort, and sending bubbles out of your field of view
  • Up to EAN 40 
    • Compatible with up to EAN 40 right out of the box

Second Stage
  • Comfo-Bite 
    • Comfo-Bite mouthpiece is soft yet sturdy and reduces jaw fatigue with its unique palate bridge
  • Pneumatically Balanced 
    • Pneumatically balanced for smooth, easy breathing
  • Venturi Knob 
    • Easy control: the in-line ergonomic Venturi knob lets you make precise adjustments, even while wearing gloves