The MK17 EVO 2/S600 features a newly designed sealed diaphragm first stage and an air-balanced second stage with years of proven performance under its belt. The S600, with its rugged reinforced technopolymer casing and stainless steel front face and ring, provides a steady, effortless flow of air, regardless of depth or water temperature, in the most demanding 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.

FOUR HIGH-FLOW LOW PRESSURE PORTS
Increase airflow while maximizing hose routing options.

S600 (SECOND STAGE)

AIR-BALANCED VALVE
Smoothes out the inhalation effort at varying depths and supply pressures.

DURABLE CASE
Rugged reinforced technopolymer second stage case and front cover with stainless steel frame looks good plus is extremely durable.

FULLY ADJUSTABLE CONTROLS
Includes a diver-adjustable inhalation effort knob and Venturi-Initiated Vacuum Assist (VIVA) dive/pre-dive switch.

SUPER-FLOW HOSE
Allows more air to flow on each inhalation.

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