I-ST STAGE R4 TEC O₂ M26x2 – EN250A
Small, compact first stage in an oxygen‑clean version, ideal for cold‑water diving. Perfect choice for decompression stage cylinders. Delivers exceptional breathing performance, exceeding the requirements of the latest EN250A standard.
Specification
- Balanced diaphragm design
- Dry chamber with additional cold kit
- Material: marine‑grade bronze
- Ports: 2× HP, 4× LP
- Maximum operational pressure: 300 bar
- DIN connection with M26×2 thread (oxygen‑compatible)
Best Used In Configurations
- Stage tank: perfect
- Single tank: very good
- Double tanks: very good