The Apeks DS4 First Stage is one of Apeks' most long-standing regulators. This has been the go-to regulator for many divers for many years. The design is small, simple, rated for cold water, and with 4 low-pressure ports. It is the ideal first stage for so many diving applications.
Apeks DS4 First Stage Features
- Dry sealed system for cold water
- No turret
- 4 medium pressure ports 3/8 UNF
- 1 high-pressure port 7/16 UNF