An unfailing performance, due to patented design The MK25 first stage can accept all types of SCUBAPRO second stages, and will be your favorite for all diving experiences. Machined marine grade chrome plated brass body Excellent resistance to corrosion, long lasting, and excellent value for its price. Patented over balanced composite/stainless steel piston Faster dynamic response and extra high flow, ultra stable intermediate pressure at all tank pressure. Thermal Insulating System (TIS) on piston and spring Cold water resistant. Exceeds CE cold water diving requirements. Externally adjustable intermediate pressure (patent pending) Easy and fast adjustment by authorized technician. 5 High flow low pressure swivel ports Ergonomic distribution of the hoses for less jaw fatigue and full option for octopus and accessories. Dual high pressure ports Console or pressure gauge can be mounted either right or left hand. Available in 232 bar yoke or DIN system Versatile use depending on geographical region. New wound conical single stainless steel wire filter Improved flow characteristics for absolute safety will prevent clogged filters from exploding. Enlarged water balancing chamber holes For cold water diving, improves heat transfer and increases resistance to freezing. Exceeds CE cold water norms at 300 bars. S600 Second Stage A logical evolution to the legendary G250, this compact and lightweight second stage incorporates numerous patented features such as a chrome plated brass and technopolymer valve housing and a linear high flow air balanced valve. Because of its adjustment possibilities, this second stage adapts to all diving conditions and all diver preferences. Air balanced linear flow valve Highest performance in any condition. Precision molded carbon fibre and technopolymer valve housing and components Low friction, light weight, corrosion and cold water resistant. Exceeds CE cold water norm. Diver adjustable inhalation control Diver can fine tune second stage to any diving condition including cold water. Diver adjustable VIVA Prevents free flow on surface, for cold water diving or when used as an octopus or for buddy breathing. High flow exhaust valve Lowest exhalation effort for best breathing comfort. Light weight orthodontically designed mouthpiece Comfortable and reduces jaw fatigue and gum irritation. Compact design Light weight for comfort and travel.
Features
MK25 First Stage
An unfailing performance, due to patented design
The MK25 first stage can accept all types of SCUBAPRO second stages, and will be your favorite for all diving experiences.
Machined marine grade chrome plated brass body
Excellent resistance to corrosion, long lasting, and excellent value for its price.
Patented over balanced composite/stainless steel piston
Faster dynamic response and extra high flow, ultra stable intermediate pressure at all tank pressure.
Thermal Insulating System (TIS) on piston and spring
Cold water resistant. Exceeds CE cold water diving requirements.
Externally adjustable intermediate pressure (patent pending)
Easy and fast adjustment by authorized technician.
5 High flow low pressure swivel ports
Ergonomic distribution of the hoses for less jaw fatigue and full option for octopus and accessories.
Dual high pressure ports
Console or pressure gauge can be mounted either right or left hand.
Available in 232 bar yoke or DIN system
Versatile use depending on geographical region.
New wound conical single stainless steel wire filter
Improved flow characteristics for absolute safety will prevent clogged filters from exploding.
Enlarged water balancing chamber holes
For cold water diving, improves heat transfer and increases resistance to freezing. Exceeds CE cold water norms at 300 bars.
S600 Second Stage
A logical evolution to the legendary G250, this compact and lightweight second stage incorporates numerous patented features such as a chrome plated brass and technopolymer valve housing and a linear high flow air balanced valve. Because of its adjustment possibilities, this second stage adapts to all diving conditions and all diver preferences.
Air balanced linear flow valve
Highest performance in any condition.
Precision molded carbon fibre and technopolymer valve housing and components
Low friction, light weight, corrosion and cold water resistant.
Exceeds CE cold water norm.
Diver adjustable inhalation control
Diver can fine tune second stage to any diving condition including cold water.
Diver adjustable VIVA
Prevents free flow on surface, for cold water diving or when used as an octopus or for buddy breathing.
High flow exhaust valve
Lowest exhalation effort for best breathing comfort.
Light weight orthodontically designed mouthpiece
Comfortable and reduces jaw fatigue and gum irritation.
Compact design
Light weight for comfort and travel.
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