Venturi Switches

Cressi XS Octopus

88 reviews

SKU: CSBOXS

^$124.95

+ wishlist

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 XS Compact Octopus

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 Only (No Hose)

7 reviews

SKU: DIVRG5200R

^$199

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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.

Sherwood Magnum Pro Regulator

3 reviews

SKU: SWDRMP

~~$424.95~~ Save: $125.95 (30%)

^$299

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In Stock

DESCRIPTION

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

Aqualung Leg3nd Octopus

3 reviews

SKU: UDRLO

^$299

+ wishlist

In Stock

DESCRIPTION

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

TUSA SS-0001 Safe-Second Octopus

3 reviews

SKU: TBTSS01

^$199

+ wishlist

In Stock

DESCRIPTION

A compact octopus with venturi adjustment lever and large diaphragm for easier breathing.

Seac IT300 300 DIN Regulator

SKU: SECIT300D

~~$485~~ Save: $66 (14%)

^$419

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In Stock

DESCRIPTION

A high-performance DIN regulator with advanced Venturi control and ergonomic design for serious divers.

Cressi Octopus MG Balanced

SKU: CSBOMG

^$239.95

+ wishlist

In Stock

DESCRIPTION

A pneumatically balanced octopus with a low profile design and adjustable venturi effect switch.

Aqualung Helix Compact Pro Octopus

SKU: UDRHCPO

^$275

+ wishlist

In Stock

DESCRIPTION

A pneumatically balanced octopus with venturi switch and freezing resistance, featuring a yellow front cover for emergency visibility.

Sherwood Magnum Pro Regulator

SKU: SWDMPSR

^$424.95

+ wishlist

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

+ wishlist

In Stock

DESCRIPTION

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

Dive Rite XT2 Second Stage with 40" (101.6cm) Hose, Yellow

SKU: DIVRG5200YL

^$219

+ wishlist

In Stock

DESCRIPTION

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

Seac IT300 230 INT Regulator with Octopus

1 reviews

SKU: SECSI230I

~~$605~~ Save: $80 (13%)

^$525

+ wishlist

In Stock

DESCRIPTION

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

Seac IT300 230 INT Regulator

SKU: SECIT300I

~~$485~~ Save: $66 (14%)

^$419

+ wishlist

In Stock

DESCRIPTION

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

Seac Set IT300 300 DIN Regulator with Octopus

SKU: SECSI300D

~~$605~~ Save: $80 (13%)

^$525

+ wishlist

In Stock

DESCRIPTION

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

Seac Set IT500 230 DIN Regulator with Octopus

SKU: SECSIT230D

~~$725~~ Save: $81 (11%)

^$644

+ wishlist

In Stock

DESCRIPTION

An advanced regulator and octopus set with ergonomic controls, balanced diaphragm, and durable hoses for all diving conditions.

Seac PX100 Octopus

SKU: SECPOR

~~$135~~ Save: $36.04 (27%)

^$98.96

+ wishlist

In Stock

DESCRIPTION

An adjustable emergency regulator with a 1-meter braided hose, ensuring safety and durability for divers.

Seac IT300 Octopus

SKU: SECOIT300

~~$180~~ Save: $23 (13%)

^$157

+ wishlist

In Stock

DESCRIPTION

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

Cressi XS Compact Pro MC9 SC Regulator

7 reviews

SKU: CSBRCPS

^$499.95

+ wishlist

In Stock

DESCRIPTION

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

Aqualung Helix DIN Regulator with Octopus

1 reviews

SKU: UDRHDO

~~$609~~ Save: $159.05 (26%)

^$449.95

+ wishlist

In Stock

DESCRIPTION

A balanced first and second stage regulator set with octopus that delivers gas effortlessly at any depth.

Scubapro C370 Regulator, Second Stage Only

1 reviews

SKU: SCPC370

^$380

+ wishlist

In Stock

DESCRIPTION

A compact and lightweight second stage regulator with air-balanced valve technology and adjustable venturi-initiated vacuum assist.

XS Scuba Brawn Octopus

1 reviews

SKU: XSSBO

^$154.95

+ wishlist

In Stock

DESCRIPTION

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

Seac PX100 230 INT Regulator with Octopus

SKU: SECSP230I

~~$430~~ Save: $155 (36%)

^$275

+ wishlist

In Stock

DESCRIPTION

An Italian-crafted regulator set optimized for cold water diving with adjustable Venturi effect and braided hoses.

Hollis 150LX DC7 Regulator with Gauge and Hose

SKU: PCKDHRP2

^$634.85

+ wishlist

In Stock

DESCRIPTION

A high-performance regulator set with an overbalanced diaphragm design and adjustable venturi system.

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Venturi Switches

When exploring the world of scuba diving, understanding the intricacies of your equipment can make all the difference in both comfort and safety beneath the surface. Among the critical features found in modern scuba regulators is the Venturi switch, a small but mighty control that plays a significant role in your breathing experience. This switch harnesses the Venturi effect—a principle of fluid dynamics—to regulate airflow within the second stage of your regulator. Its two distinct settings, often labeled as "Pre-Dive" and "Dive," are designed to adapt to your environment, whether you're gearing up on the boat or gliding silently through a coral garden. In the Pre-Dive (or minus) position, the Venturi switch disrupts airflow to prevent free-flow, a situation where air escapes uncontrollably from your regulator when it's not in your mouth. This is particularly valuable during surface intervals, while setting up your gear, or when handing off your octopus to a buddy. Once submerged and ready to breathe underwater, flipping the switch to the Dive (or plus) setting opens up the airflow, making each inhalation effortless and natural. This nuanced control is not just a convenience—it's a safeguard, especially in colder waters or when diving in strong currents, where regulators are more prone to free-flow.

For divers at every level, from those taking their first breaths underwater to seasoned explorers venturing into deeper realms, the presence of a Venturi switch on your regulator can be a game changer. Entry-level divers will appreciate the added security it brings, minimizing the anxiety of unexpected air loss at the surface. More experienced divers, who may carry additional backup regulators or octopus setups, rely on the Pre-Dive setting to ensure that their spare air sources remain sealed and ready for immediate use in an emergency. During the winter months, when cold air and water temperatures can increase the risk of free-flow, having a Venturi switch becomes especially important. Picture yourself on a brisk December morning, prepping your gear on the deck of a dive boat—the chill in the air amplifies the need for precise airflow control. With a quick flick of the switch, you can confidently descend, knowing your regulator will deliver smooth, controlled breaths no matter the conditions. For those shopping for a thoughtful gift for a diver—perhaps as a holiday surprise or to mark a milestone in their diving journey—regulators equipped with Venturi switches offer a blend of innovation and peace of mind that any underwater enthusiast will appreciate.

Selecting the right Venturi switch-equipped regulator involves considering your typical dive environments, personal breathing preferences, and any specific needs you might have, such as diving in cold water or using multiple air sources. Some models feature larger, ergonomically designed switches that are easy to operate with thick gloves—an advantage for winter divers or those exploring colder regions. Others may offer more subtle, streamlined levers that integrate seamlessly into the regulator’s design, reducing snag hazards in tight spaces like wrecks or caves. It’s wise to familiarize yourself with the operation of the Venturi switch before your dive, practicing the transition between Pre-Dive and Dive settings so it becomes second nature. This attention to detail can make a noticeable difference during your descent, as the switch allows you to fine-tune your breathing effort and focus on the underwater scenery rather than your gear. For a curated selection of regulators that feature this essential control, visit our page on Venturi Lever Regulators, where you’ll find options tailored to a variety of diving styles and experience levels. Whether you’re preparing for a tropical getaway or braving the crisp waters of a local quarry in December, the right Venturi switch can help ensure every dive is as safe and enjoyable as possible.