This octopus is based on the XL4 second stage Designed for coldwater with the performance you expect from an Apeks pneumatically balanced valve Diver adjustable venturi control Durable and flexible rubber exhaust tee The unit has a high visibility...

This innovative, low profile design minimizes drag. The pneumatically balanced valve provides superior performance for an alternate air source, making it a perfect complement to the high performing Apeks regulators. Unique 120˚ angle between...

The AT20 Octopus is a great match for the AT20 regulator. It provides the same features and performance as the AT20 second stage but comes with a high visibility yellow front cover and a 36” yellow hose. It is designed for water temperatures above...

This octopus is based upon the XTX40 second stage and includes left / right hand reversibility, cold water capability and the performance you would expect from an Apeks pneumatically balanced valve. It features a diver-adjustable venturi...

The XTX40 Octopus provides the same features and performance as the XTX40 second stage and includes left / right hand reversibility. It comes with a high visibility yellow front cover and a 36” yellow hose. Suitable for cold water use (below 10 C /...

The XTX50 Octopus is our top-of-the-line Octopus in terms of features and performance. It provides the same features and performance as the XTX50 second stage and includes left / right hand reversibility. It comes with a high visibility yellow front...

This octopus uses the same second stage as the MTX-R  Includes left / right reversibility, coldwater capability and the performance you would expect from an Apeks pneumatically balanced valve The unit has a high visibility yellow front cover,...

The Apeks XL4 is especially well-suited for the technical exploration diver who prefers cold water climates. Compact and lightweight, it helps reduce jaw fatigue during long, cold dives. Designed with an innovative, over-moulded endcap in conjunction...

The Apeks XL4+ is a compact lightweight regulator suitable for diving in all environments including cold water locations. Its design and low weight help reduce jaw fatigue on long dives. The XL4+ also makes an ideal stage regulator, perfect for the...

XTX technology is also available in an oxygen model. This regulator is built for oxygen percentages between 0 – 100%. This compatibility coupled with its excellent reliability make it the choice for technical divers doing high O2 percentage deco...

The Apeks Sidemount Regulator Kit contains all of the necessary hardware and accessories, along with two of their award-winning XTX50 regulators, that will be convenient for the sidemount diver and save him money along the way. Everything a diver needs...

Apeks has developed unique first stages specifically for use on a twinset. The benefits of this system are: minimized risk of accidental snagging, no hose kinking and easier access to the manifold valves. Each first stage has three medium pressure ports...

The AT20 is the predecessor to the XTX20. We brought it back to the Apeks line up because it represents an excellent value. This is an ideal entry-level regulator that can spoil divers in a hurry. This high-performance regulator boasts an balanced first...

Before the XTX range of regulators came along, the ATX models ruled the seas. The ATX40 is still available today and offers a fully balanced first and second stage with cold water capability (can be used in all temperatures including those below 10 C /...

The XTX50/DS4 is the same as the XTX50 in terms of performance but uses a different first stage. The DS4 first stage lacks the rotating turret found on the XTX50 first stage and offers one HP port. This compact first stage is a time-proven workhorse that...

The XTX50 is for the discriminating diver who wants the benefits of a feature-rich regulator at a moderate price. This popular regulator has four medium-pressure ports all mounted on a rotating turret. This results in optimal hose routing while...

The XTX 200 is second only to the XTX Tungsten and quite rightly enjoys its position towards the top of the Apeks regulator range. The definitive blend of style and high performance, every detail on this product has been carefully designed to offer a...

The MTX-R is based on the MTX military regulator and is a super tough, rugged, high performance, go anywhere regulator. The MTX-R has excellent cold-water performance and has a greatly reduced risk of free flow. This has been achieved by improving...