Second Stage

Like a diamond, the A700 is forever. Owning a real diamond, a desire among many, but reserved for the few. Read more ...

The perfect blend of rich diving history and cutting edge regulator technology, the D420 delevers top breathing performence with classic styling. It features a brand new balanced valve called the Progressive Flow Control Valve that delivers abundant ...

S600 Second Stage fro Scubapro is a logical evolution to the legendary G250, this compact and lightweight second stage incorporates numerous patented features such as linear high flow air balanced valve. Because of its adjustment possibilities, this ...

The G260 is a new Balanced Adjustable Second Stage featuring Metal Components for Excellent Cold Water Resistance (inlet tube, orifice, inhalation control knob and hose connector). Its High Performance makes it a choice for all Demanding Divers and i...

New Air Balanced 2nd Stage Delivers Top Performance and Bulletproof Reliability in a Lightweight, Compact Package. The C370 might just become your new favorite travel regulator.  Read more...

The R195 is a new design based on the heritage of the classic R190 second stage, re-engineered with modern features and materials. An ideal second stage for new divers and a perfect choice for deco tanks

The R195 is a new design based on the heritage of the classic R190 second stage, re-engineered with modern features and materials. An ideal second stage for new divers and a perfect choice for deco tanks

The R195 is a new design based on the heritage of the classic R190 second stage, re-engineered with modern features and materials. The R195 combines a classic downstream valve with a large diaphragm and classic purge button. Its simple and robust con...

The Poseidon Xstream Black is the preferred performance regulator of the US Navy and US Coastguard, and German Bundeswehr. It is the regulator of choice for divers who really mean business. Read more...

Poseidon Xstream, Second stage: Xsteam Duration is designed for divers who spend long time in water and have a need for nitrox or oxygen (99.95%) as a breathing gas. Volume in Xstream regulator is small which minimize the accumulation of carbon diox...

The Xstream second stage is an upstream regulator. The safety valve (OPV) ensures pressure inside the regulator will stay at a point in which for normal breathing in the event of a failure. In the unlikely event that the regulator fails, it will not ...

Controlling the power of a massive airflow, astonishingly reaching some 2100 litres/minute is an engineering challenge. The solution to this was to obtain a precision regulation, keeping breathing pressure to within +/- 5
mm.w.c throughout the i...