1st stage Apeks DS4 with Nitrox M26 x 2 connection shaft
The DS4 is an overbalanced diaphragm-controlled first stage: Regardless of the depth and pressure of the cylinder, the breathing resistance remains the same. For more power at depth.
It has a dry transfer chamber, which reduces the risk of icing and keeps the mechanics clean and dry.
It is encapsulated, without rotating distributor block, has 4 medium-pressure outlets (3/8 ") and 1 high-pressure outlet (7/16").
M26 DIN connection (suitable for bottle pressures 200 and 300bar).
Especially the DS4 is also used in technical diving and as a second 1st stage!
- Nitrox suitable
- M26 x 2 connection, suitable for M26 nitrox valve