Apeks DS4 First Stage


The Apeks DS4 is an extremely reliable cold water first stage.
SKU: N/A Category: Product ID: 3300



  • Four low pressure ports
  • One high pressure port
  • Chrome plated brass body
  • Diaphragm design
  • Balanced
  • Environmentally sealed
  • First Stage Balanced
  • Environmentally sealed
  • Diaphragm
  • EN250

The Apeks DS4 is an extremely reliable cold water first stage. A workhorse for the Apek XTX 40 & 50 regulators its diaphragm design, balanced system and environmental seal provide a great performing regulator that is very well respected within the diving community.

The DS4 first stage provides 4 low pressure and one high pressure port making them a great choice for expanding into twinset or redundant system configurations. A polished chrome plating helps to protect the unit from damage.



Inspired by technical diving and designed for all, the full range of Apeks scuba diving equipment, which now includes regulators, bladders, drysuits, instruments and accessories, has been adopted by technical divers around the world. Apeks scuba diving equipment is being used to explore some of the deepest, coldest and most advanced dive environments on earth. Because when the environment demands, only one thing matters; that your dive kit is designed, developed and tested to keep you safe and comfortable.

Additional information

Din or A-Clamp

Din, A-Clamp


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