Scuba Venturi Levers

Cressi XS Octopus

89 reviews

SKU: CSBOXS

~~$189.95~~ Save: $60 (32%)

^$129.95

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In Stock

DESCRIPTION

A reliable and high-performance Cressi XS Octopus with a lightweight design and dependable valve.

Pros

Great performance and breathability
Good value for the price
Easy to use and adjust
Budget-friendly
Reliable and durable

Cressi Octopus Compact

9 reviews

SKU: CSBOC

^$159.95

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In Stock

DESCRIPTION

A reliable and comfortable Cressi octopus with a low profile design and non-corrosive materials.

Dive Rite XT2 Second Stage Regulator (No Hose)

7 reviews

SKU: DIVRG5200R

~~$199~~ Save: $39.80 (20%)

^$159.20

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In Stock

DESCRIPTION

A pneumatically balanced second stage with a carbon fiber cover and ABS plastic case.

Cressi Octopus Compact Pro

4 reviews

SKU: CSBOCPN

^$179.95

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In Stock

DESCRIPTION

A low profile octopus with a comfortable silicone mouthpiece and smooth operation.

Zeagle Envoy II Octopus, Yellow

2 reviews

SKU: ZGLOE

^$199.95

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In Stock

DESCRIPTION

A yellow Zeagle Envoy II Octopus with a downstream demand valve design and thermoplastic construction.

XS Scuba Brawn Octopus

1 reviews

SKU: XSSBO

^$154.95

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In Stock

DESCRIPTION

A pneumatically balanced octopus with an adjustable dive/pre-dive Venturi lever and easy purge cover.

Aqualung Leg3nd MBS Regulator with Legend Octopus

SKU: UDRLMYOP

~~$1418~~ Save: $159 (11%)

^$1259

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In Stock

DESCRIPTION

A revolutionary Aqualung regulator with MBS and superior cold-water functionality, paired with a balanced octopus.

Seac IT300 230 INT Regulator with Octopus

1 reviews

SKU: SECSI230I

~~$605~~ Save: $121 (20%)

^$484

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In Stock

DESCRIPTION

An advanced, balanced diaphragm regulator with Venturi adjustment, ideal for cold water diving and multiple connections.

XS Scuba Inspire Octopus

SKU: XSSIO

^$224.95

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In Stock

DESCRIPTION

A pneumatically balanced octopus with adjustable Venturi lever and pliable MiFlex hose.

Seac IT300 230 INT Regulator

SKU: SECIT300I

~~$485~~ Save: $97 (20%)

^$388

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In Stock

DESCRIPTION

An advanced INT regulator with ergonomic design, Venturi control, and balanced diaphragm for consistent performance.

Seac IT300 Octopus

SKU: SECOIT300

~~$180~~ Save: $36 (20%)

^$144

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In Stock

DESCRIPTION

An emergency regulator with a 1-meter braided hose, adjustable Venturi effect, and CE EN 250-2014 compliance.

Seac Set IT300 300 DIN Regulator with Octopus

SKU: SECSI300D

~~$605~~ Save: $121 (20%)

^$484

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In Stock

DESCRIPTION

A high-performance, cold-water certified regulator with advanced Venturi adjustment and multiple connection ports.

Apeks XL4 Ocea 2nd Stage Octopus with Hose

SKU: APX42SO

^$339

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In Stock

DESCRIPTION

A lightweight and sustainably built octopus regulator with adjustable 2nd stage and ergonomic venturi lever.

Sherwood Magnum Pro Regulator

SKU: SWDMPSR

^$450

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In Stock

DESCRIPTION

A durable regulator with balanced valve technology, Venturi switch, and environmentally sealed first stage.

TUSA SS-81 Safe-Second Regulator

SKU: TBTSS81YW

^$345

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In Stock

DESCRIPTION

A reliable and durable second stage regulator with a large diaphragm and purge for easy breathing.

Aqualung Helix Pro Octopus

SKU: UDRHPO

^$279

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In Stock

DESCRIPTION

A pneumatically balanced octopus with a venturi switch and patented heat exchanger in hi-viz yellow.

Dive Rite XT2 Second Stage with Hose, Yellow

SKU: DIVRG5200YL

~~$219~~ Save: $43.80 (20%)

^$175.20

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In Stock

DESCRIPTION

A pneumatically balanced yellow second stage with adjustable venturi lever for easy diving.

TUSA SS0007 Octo/Safe Second Stage Regulator

SKU: TBTSS0007YW

^$180

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In Stock

DESCRIPTION

A reliable and durable TUSA SS0007 Octo/Safe Second Stage Regulator with a large diaphragm and purge.

Cressi Octopus Zen

SKU: CSBOCTZ

^$169.95

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In Stock

DESCRIPTION

A high-visibility yellow, low-profile octopus regulator offering adjustable airflow and reliable performance for warm water diving.

Apeks EVX Octopus

SKU: APXEVX2SO

^$419

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In Stock

DESCRIPTION

A high-visibility yellow backup regulator with a flexible nylon braided hose and reversible second stage for versatility.

Cressi MC9-SC Compact Pro Yoke Regulator

7 reviews

SKU: CSBRCPS

^$499.95

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In Stock

DESCRIPTION

A lightweight, environmentally sealed regulator with enhanced performance and reduced effort for easy travel.

Aqualung Leg3nd Octopus

5 reviews

SKU: UDRLO

^$319

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In Stock

DESCRIPTION

A pneumatically balanced octopus with easy work-of-breathing, venturi switch, and nitrox compatibility.

OMS Evoque 2nd Stage Only (No Hose)

4 reviews

SKU: OMSRESS

^$260

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In Stock

DESCRIPTION

A lightweight, adjustable 2nd stage regulator with a pneumatically balanced valve and ergonomic venturi lever.

Sherwood Magnum Pro Regulator

3 reviews

SKU: SWDRMP

~~$299.95~~ Save: $0.95 (0%)

^$299

+ wishlist

In Stock

DESCRIPTION

A rugged and reliable regulator with a pneumatically balanced 2nd stage and environmentally sealed design.

OMS Complete Overpressure Relief (O.P.R.) Valve

1 reviews

SKU: OMSBCA509

^$16

+ wishlist

In Stock

DESCRIPTION

A durable and easy-to-use O.P.R. valve that helps relieve pressure and trim buoyancy.

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Scuba Venturi Levers

As the spring diving season approaches and more divers prepare for adventures in warming waters, understanding the function and value of Venturi levers becomes increasingly important for both new and experienced enthusiasts. Venturi levers, sometimes referred to as Venturi switches, are a key feature on many modern second stage regulators, designed to optimize your breathing experience and enhance safety underwater. These levers allow divers to toggle between “Pre-Dive” and “Dive” modes, directly influencing airflow inside the regulator. In “Pre-Dive” mode, the lever restricts the Venturi effect, preventing unwanted free-flow of air when your regulator is not in your mouth—a situation commonly encountered during surface swims, entries, or when handing off an alternate air source. Once underwater and ready to breathe from your regulator, switching to “Dive” mode allows the Venturi effect to assist your inhalation, reducing breathing effort and making each breath feel smooth and natural, even at depth or in cold conditions. This precise control is especially appreciated on spring dives, when water temperatures can still be brisk and the risk of free-flowing regulators is elevated due to temperature differentials.

Selecting a regulator with a well-designed Venturi lever is a thoughtful choice for divers who value both performance and reliability. Whether you’re gearing up for your first open water course, planning a series of deeper dives, or simply looking to upgrade your current setup, considering the Venturi mechanism can make a tangible difference in your comfort and gas management. For instructors and dive leaders, the ability to quickly set an octopus or alternate air source to “Pre-Dive” mode offers peace of mind, knowing that air loss is minimized when the regulator isn’t actively being used. This feature is also invaluable for travel divers who may encounter a range of water temperatures and conditions, as well as for those who dive in colder climates where free-flow is a common concern. Venturi levers can even be a thoughtful gift for a dive buddy or family member who’s passionate about their underwater adventures, as it demonstrates an understanding of both their safety and enjoyment. Many divers recall the first time they experienced a regulator free-flow at the surface—a sudden rush of bubbles and wasted gas that can be both startling and inconvenient. With a Venturi lever, this scenario becomes a simple matter of flipping a switch, restoring calm and conserving precious air for the dive ahead.

When evaluating regulators with Venturi levers, it’s helpful to consider how the lever feels in gloved hands, its accessibility during a dive, and its compatibility with other features such as adjustable breathing resistance or environmental sealing. These levers are often paired with downstream valve systems, which further enhance reliability and ease of maintenance. For those interested in learning more about the mechanics and benefits of downstream valves, our dedicated page on Scuba Downstream Valves offers additional insights. Ultimately, a Venturi lever is a small but significant detail that can elevate your diving experience, providing greater control, comfort, and confidence every time you hit the water. Whether you’re exploring a local lake as the ice melts away or planning a tropical getaway to celebrate the arrival of spring, having a regulator equipped with a quality Venturi lever ensures you’re prepared for whatever the season—and the sea—may bring.