Lightweight and dependable for recreational diving.

The MK11 EVO / S270 offers reliable performance in a streamlined package ideal for recreational divers. With a balanced diaphragm first stage, compact second stage, and VIVA support, it makes every dive smooth and comfortable.

Key Benefits

• Compact and travel-friendly Lightweight design is easy to pack and comfortable for all-day use.
• Effortless breathing VIVA reduces inhalation effort, with a lever to switch between free-flow prevention at the surface and smooth delivery at depth.
• Consistent airflow Balanced diaphragm first stage ensures stable breathing at all tank pressures.

Internal Engineering & Materials

• Balanced diaphragm first stage Keeps performance steady as tank pressure drops.
• Lightweight polymer and chrome-brass build Combines durability with low weight.
• Compact exhaust tee Directs bubbles away for clear views.

Key Specifications

• First Stage Type Balanced diaphragm
• Venturi System VIVA lever (Dive / Pre-Dive)
• Total Weight ~2.5 lb
• Nitrox Compatibility Safe for use with up to 40% O₂ out of the box; oxygen cleaning required for higher blends
• Service Interval 24 months or 100 dives
• Warranty Limited lifetime (when purchased from an authorized dealer)

Lightweight, easy to use, and supported by VIVA technology, the MK11 EVO / S270 is a solid choice for recreational divers seeking comfort and reliability.