Log in Sign up

Aqualung Calypso First Stage

Aqualung Calypso First Stage (Yoke and DIN -valves) now comes in bright chrome finish. 

The in-line, high-flow piston design allows this first stage to have fewer components, making it extremely reliable and easy to maintain and service. 

Compatible with gas mixed up to 40% oxygen content when new, out of box.

  • In-line, high-flow piston design means fewer components, excellent reliability and easy maintenance
  • Large diameter of piston guarantees a more stable medium pressure output
  • The 6 large holes in the end cap results in easier cleaning as well as better thermal exchange, thus improving the freezing resistance
  • Features 1 HP port and 4 MP ports
  • Compatible with EAN 40 new, out of the box
Number of HP ports 1 ea. - 7/16 UNF
Number of MP ports 4 ea. - 3/8 UNF
Flow rate 1300 ltr per min @ 200 bar
First stage exterior Chrome over marine brass
Filter type Conical, sintered bronze
O-rings EPDM



    Valve type
    INT 1 In Stock
    DIN 3 days
    More Info on Shipping