Primary Regulators

When the first stage is not connected to a cylinder valve, the Auto Closure Device (ACD) keeps the inlet shut to protect the first stage internal ...

When the first stage is not connected to a cylinder valve, the Auto Closure Device (ACD) keeps the inlet shut to protect the first stage internal ...

First Stage: When the first stage is not connected to a cylinder valve, the Auto Closure Device (ACD) keeps the inlet shut to protect the first st...

Inhalation adjustment knob: Allows the diver to precisely adjust the opening effort sensitivity At “MIN” position the assistance of the valve is m...

Auto Closure Device (ACD) - keeps corrosive water out of the first stage inlet by automatically closing as the CORE is removed from the cylinder v...

Features an innovative Diver Changeable Exhaust system (DCE). This system gives the diver the ability to change from a small exhaust tee to a larg...

This first stage goes to the extreme and never disappoints making it the regulator of choice for technical divers around the world. This regulator...

Aqua Lung Calypso Classic Scuba Diving Regulator Yoke

Features an innovative Diver Changeable Exhaust system (DCE). This system gives the diver the ability to change from a small exhaust tee to a larg...

Features an innovative Diver Changeable Exhaust system (DCE). This system gives the diver the ability to change from a small exhaust tee to a larg...

First Stage - Suitable for cold water use (below 10°C / 50°F). Unique over-balanced diaphragm design – as the diver descends, the overbalancing fe...

First Stage: Suitable for cold water use (below 10°C / 50°F). Unique over-balanced diaphragm design – as the diver descends, the overbalancing fea...

Recycled polymers made from up to 70% post consumer waste (black components) Bioplastic plastic parts made from non petroleum based sources. Triva...

2 high pressure ports. Compact machined first stage based on the expedition tested Apeks DS4 platform. Break through, innovative over-moulded firs...

Features an innovative Diver Changeable Exhaust system (DCE). This system gives the diver the ability to change from a small exhaust tee to a larg...

This compact first stage has one high-pressure port and four medium pressure ports Green and yellow cosmetic pieces clearly identify that this reg...

Set includes two XTX50 second stages with double swivel hoses (the set can be used with all XTX second stages) The TEK3 utilizes all of the proven...

The regulator features a first stage which stays dry with a rotating turret and a state-of-the-art second stage with a Twin Power system. The firs...

First stage (R-700) it has, a balanced diaphragm first stage with anti-freeze system.Dry ambient pressure chamber ideal for temperatures below 50°...

Kit Contents: 2 ea. XTX50 DIN regulators with 5 port swivel turrets (1 XTX50 has a 83” / 210cm hose, 1 XTX50 has a 24” / 60cm hose) 2 ea. custom l...