For compact comfortable breathing performance in cold or silty water, the MK17 EVO 2/S620 Ti regulator system simply can’t be beat. The MK17 EVO 2 is a sealed diaphragm first stage with a dry chamber based on a twin spring layout and two HP ports at 15-degree angle to make hose routing easier. Small and lightweight, the S620 Ti delivers excellent performance providing effortless airflow under all dive conditions.

MK17 EVO 2 (FIRST STAGE)

AIR-BALANCED DIAPHRAGM DESIGN

Delivers consistent and effortless airflow, regardless of depth, tank pressure, or breathing rate.

SEALED DRY CHAMBER

Keeps out cold water with an environmentally sealed dual diaphragm system. The rib is designed to enhance heat exchange, making the first stage cold water-proof.

TWO HIGH-PRESSURE PORTS

Set on a 15-degree angle for convenient hose routing options.

S620Ti (SECOND STAGE)

COMPACT SIZE

Makes it more comfortable without sacrificing breathing performance.

VERSATILE AND ADJUSTABLE

Equipped with full user adjustments, including a high[1]grip inhalation effort control knob & VIVA switch.

ENGINEERED EXHAUST TEE

Divers bubbles while helping to substantially lower work of breathing.

HIGH FLOW MOUTHPIECE

Increases airflow and improves comfort

CE CERTIFIED

Adheres to the latest EN250A European Standards for all diving conditions, including extreme cold water.