The 11 Best Second Stage regulators (2023 reviews)

There are several advantages of having a second stage regulator. Let’s take you step by step, type by type, and find the best second stage regulator for you.

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Our Top Picks:

Cressi Second Stage Regulator Buy: READ REVIEW

Cressi Scuba Diving Regulator Buy: READ REVIEW

Aqualung Second Stage Regulator Buy: READ REVIEW

Scuba choice Second Stage Regulator Buy: READ REVIEW

Zeagle Second Stage Regulator Buy: READ REVIEW

SCUBAPRO Second Stage Regulator Buy: READ REVIEW

Scuba choice Second Stage Regulator Buy: READ REVIEW

Seac Second Stage Regulator Buy: READ REVIEW

XS Scuba Second Stage Regulator Buy: READ REVIEW

Atomic Aquatics Second Stage Regulator Buy: READ REVIEW

Atomic Aquatics Second Stage Regulator Buy: READ REVIEW

Cressi Second Stage Regulator

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The cressi second stage regulator should be able to handle its purpose and duties with ease. The new ultra simplified monocoque second stage in ABS + elastomer, small, very light and robust, designed and built to have a minimum number of components. It features place it beyond regulators of the highest range. It is made up of the new 2nd stage xs compact with elastomer cover combined with the traditional cressi ac2 piston 1st stage.

The restraint system design of the diaphragm guides the flow 100% channelled towards the nozzles of the exhaust tee, that helps to guide bubbles far from the visual field. It is suitable for intense use. This feature is especially important for regulators in dive schools and rental agencies. The exterior LP regulation with a common hexagonal key, greatly facilitates managing adjustments and technical maintenance. It is made of ABS + elastomer of really compact size and extremely light.

• Ideal scuba diving regulator for beginners and travelers
• Exhalation effort reduced without the need to minimize the diaphragm thickness
• Good investment for long term

Cressi Scuba Diving Regulator

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Cressi is known for creating pragmatic and minimalist regulator for people on the go, and its line of cressi scuba diving regulator definitely falls in line with that reputation. This regulator is perfect for beginners/intermediate divers, everything except. It's basically a pre dive / dive switch. It has low pressure ports for your octopus and bc inflator hose and a high pressure port for your gauges. It is suitable for cold water diving in the north atlantic and fresh water quarries.

The specific calibration of the inhalation mechanism slightly changes the personality of the air outlet by rewarding an abundant flow without the need to exploit the venturi effect, beyond the exquisite touch and sensitivity of this type of regulator. The regulator can be changed on this First stage as all the ports are standard as well as standard High pressure ports. It is easy to transport in a bag.

• Ideal scuba diving regulator for beginners and travelers
• Nice regulator that's easy to transport around
• Piston 1st stage plus a compact single-hull second stage

Aqualung Second Stage Regulator

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Next on the list, we've got yet another regulator that manages to win our hearts. It's the aqualung second stage regulator and it's widely considered as regulator that has the most suitable features. It is the smallest and lightest regulator in the aqua lung collection. It is designed for traveling divers who prefer to bring their own equipment on their diving adventures, and it packs great performance into a compact package. It is supplied with a smaller comfo-bite mouthpiece designed for smaller mouths, and a detachable silicone bridge which fits across the upper palate.

It’s a braided one that is 30” which is standard length for most regulators. It has an adjustment knob to optimize opening effort. The first stage has 4 low pressure ports and 2 high pressure ports. It provides flexibility, comfort and excellent transportability. It will have a braided hose and it is roughly.

• Best primary and second stage for kids
• Equipped with aqua lung’s comfo-bite mouthpiece with a reusable mouthpiece clamp
• Safer for elevated percentages of oxygen
• Compact dimensions and low weight blend comfort with a unique diving experience

Scuba choice Second Stage Regulator

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The scuba choice second stage regulator's material feels more premium than its price would suggest. This regulator is highly adjustable and very easy to breathe from. The Over-balanced diaphragm design delivers superior breathing performance even at increased depths. Environmental sealing prevents internal corrosion, contaminants and icing of the first stage. It is made with corrosion resistant marine chrome plated finish.

• High quality regulator first stage and second stage with 27" hose
• Delivers what they promise

Zeagle Second Stage Regulator

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Zeagle's F8 second stage regulator is lightweight, compact and comfortable, with diver adjustable resistance controls, free-flow control, and built-in anti-freezing features. Based on the Zeagle Z Regulator, specific design changes have created a regulator that is resistant to free-flow on the surface, yet has incredible smoothness and ease of breathing underwater. This breathes extremely well and fairly dry. It is one of your most important pieces of gear.

• Good brand reputation
• Lot of satisfied buyers

SCUBAPRO Second Stage Regulator

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Whatever your dive destination, the scubapro a700 lets you breathe effortlessly and naturally underwater for a lifetime of exceptional dive experiences. Small and compact for comfort in diving, this air-balanced valve technology regulator has minimal inhalation effort and super high-flow exhaust valve for ease of inhalation and exhalation at any depth or dive condition. It is truly the crown jewel of the scubapro regulator line.

The balanced valve technology regulator has minimal inhalation effort and super high. It is equipped with a diver-adjustable inhalation knob for fine tuning of breathing resistant's and diver-adjustable venturi-initiated vacuum assist (viva) for additional inhalation assistance and free-flow prevention.

• The best regulator, effortless breathing at any depth
• One of the new comers and featured product

Scuba choice Second Stage Regulator

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Best part: scuba choice second stage regulator costs comparatively low and it is available to ship in 24 hours.

• Low pressure port swivel assembly for versatile positioning
• High quality regulator first stage and second stage with 27" hose
• New and hot release

Seac Second Stage Regulator

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate regulator. The seac second stage regulator is exactly that - it's a simple regulator that hits all the right notes. The SEAC X100 Octopus is a durable, reliable second stage that allows natural, easy breathing in demanding situations. It is made using techno polymers, elastomers and ultralight alloys with an included 39.25 inch hi-flex hose. It is lightweight with low-friction mechanics for easy, natural breathing.

• High visibility color for easy location
• Delivers reliable breathing in demanding high-performance conditions
• Designed with techno polymers, elastomers and ultralight alloys for years of use

XS Scuba Second Stage Regulator

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate regulator. The xs scuba second stage regulator is exactly that - it's a simple regulator that hits all the right notes.

• A robust, over-built design for the heavy commercial style use
• Delivers what they promise

Atomic Aquatics Second Stage Regulator

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The atomic aquatics second stage regulator is capable of outshining several other regulator featured in this list in overall features in its price range.

• Delivers what they promise
• One of the new comers and featured product

Atomic Aquatics Second Stage Regulator

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If you often find yourself scrambling for appropriate and satisfactory regulator, atomic aquatics second stage regulator is your end point. This pneumatically balanced poppet second stage has Atomics patented seat saving dynamic orifice which unlike most second stage orifices is a floating valve design which reduces wear on the second stage poppet seat when the regulator is not pressurized adding life to this important seal. It has a design for extremely easy breathing at all depths and dive conditions.

The B2 Second-Stage is built-to-last with a titanium demand valve body, lever and sealing orifice. It reduces wear on the second stage poppet seat when the regulator is not pressurized adding life to this important seal. It is made from high quality silicone rubber.

• New and hot release
• Lot of satisfied buyers