DS4 1st Stage

1 In stock
Article code AP0527F
The DS4 lacks the rotating turret and has only one HP port. This compact first stage has stood the test of time and is a favourite among technical divers.

DS4 first stage

  • Overbalanced diaphragm allows medium air pressure in the hose to increase at a faster rate than ambient pressure, which means easier breathing at greater depths
  • 1 HP port and 4 MP ports
  • Environmental dry system keeps out contamination and resists freezing
  • Compatible with EAN40 when new
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