Open Water Regulators

Cressi XS2/AC2 Piston Regulator

57 reviews

SKU: CSBRXS2

^$219.95

+ wishlist

In Stock

DESCRIPTION

A dependable piston regulator with a marine-grade brass 1st stage and durable hi-tech polymer 2nd stage.

Pros

Lightweight and comfortable
Reliable and dependable
Affordable and good value for money
Easy and effortless breathing
Versatile and works in both cold and warm water

Atomic Aquatics T3 Titanium Swivel Sealed Regulator

15 reviews

SKU: ATMT3RY

^$2369.95

+ wishlist

In Stock

DESCRIPTION

A lightweight, titanium regulator with a swivel feature for easy breathing and unparalleled reliability.

Scuba Regulator & Octo Grab Bag

15 reviews

SKU: SCBR1O

~~$514.90~~ Save: $134.95 (26%)

^$379.95

+ wishlist

In Stock

DESCRIPTION

A reliable and balanced scuba regulator and octo grab bag for underwater diving.

Oceanic Alpha 8 SP5 Piston Regulator, Black

13 reviews

SKU: OCNA8SP5BK

^$334.95

+ wishlist

In Stock

DESCRIPTION

A durable black piston regulator with easy breathing, Nitrox compatibility, and exceeding safety standards.

Aqualung Calypso Regulator

12 reviews

SKU: UDRCLR

^$370

+ wishlist

In Stock

DESCRIPTION

A lightweight and reliable Aqualung Calypso Regulator with adjustable 2nd stage and Nitrox compatibility.

Sherwood Brut Pro Regulator

12 reviews

SKU: SWDBRP

^$364.95

+ wishlist

In Stock

DESCRIPTION

A reliable Sherwood Brut Pro regulator with optimal inhalation and exhalation, nitrox compatible up to 40%.

Mares Prestige 15X and Prestige Octopus Package

10 reviews

SKU: MRSPKPRGY

~~$619.90~~ Save: $170.90 (28%)

^$449

+ wishlist

In Stock

DESCRIPTION

A lightweight Mares regulator package with diaphragm first-stage, 4 LP ports, and 2 HP ports.

Mares Abyss 22 Navy II Regulator

10 reviews

SKU: MRSAN22

^$869.95

+ wishlist

In Stock

DESCRIPTION

A high-performance scuba diving regulator with an environmentally sealed, balanced diaphragm design for extreme conditions.

Hollis DC7 500SE Regulator with Maxflex Hose

10 reviews

SKU: HLSDC75Y

~~$749.95~~ Save: $350.00 (47%)

^$399.95

+ wishlist

In Stock

DESCRIPTION

A precision regulator set with environmentally sealed, durable materials and adaptable second stage positioning.

Scubapro MK25 EVO/S620Ti Dive Regulator System

9 reviews

SKU: SCPM25ES620

^$1185

+ wishlist

In Stock

DESCRIPTION

A high-performance regulator set with a balanced piston first stage and adjustable inhalation control.

Cressi XS2/AC2 Regulator and XS Octopus Package

9 reviews

SKU: PCKXS2

~~$344.90~~ Save: $45.90 (13%)

^$299

+ wishlist

In Stock

DESCRIPTION

A lightweight, high-performance regulator and octopus package with a non-balanced flow-by piston design.

Scuba Regulator Grab Bag

8 reviews

SKU: SCBR1

~~$364~~ Save: $99.05 (27%)

^$264.95

+ wishlist

In Stock

DESCRIPTION

A piston first-stage regulator with a pneumatically balanced 2nd stage design and nitrox compatibility.

Cressi XS Compact Pro MC9 SC Regulator

7 reviews

SKU: CSBRCPS

^$389.95

+ wishlist

In Stock

DESCRIPTION

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

Atomic Aquatics B2 Sealed Regulator Yoke

7 reviews

SKU: ATMB2SS

^$1019.95

+ wishlist

In Stock

DESCRIPTION

A lightweight, ergonomic regulator with a titanium second stage and patented comfort swivel.

Dive Rite XT2 Second Stage Only (No Hose)

7 reviews

SKU: DIVRG5200R

^$150

+ wishlist

In Stock

DESCRIPTION

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

Scubapro MK25 EVO/A700 Dive Regulator System

6 reviews

SKU: SCPM25EA70

^$1254

+ wishlist

In Stock

DESCRIPTION

A high-performance regulator set with customizable breathing options and enhanced cold-water diving capabilities.

Atomic Aquatics M1 Regulator Yoke Sealed

6 reviews

SKU: ATMM1BK

^$1019.95

+ wishlist

In Stock

DESCRIPTION

A high-performance regulator designed for extreme diving situations, with nitrox-ready capabilities and freeze protection.

Dive Rite XT Regulator

6 reviews

SKU: DIVRG5300Y

^$475

+ wishlist

In Stock

DESCRIPTION

A patented, environmentally sealed regulator with optimal hose routing and Teflon-coated parts.

Atomic Aquatics ST1 Swivel Sealed Regulator

6 reviews

SKU: ATMST1SS

^$1519.95

+ wishlist

In Stock

DESCRIPTION

A corrosion-resistant stainless steel regulator with smooth breathing and tangle-free movement.

Dive Rite XT Advanced Open Water Regulator

5 reviews

SKU: DIVPK53Y

^$779

+ wishlist

In Stock

DESCRIPTION

A streamlined, environmentally sealed regulator with adjustable 2nd stage and cold-water ready components.

Scubapro S600 Regulator, Second Stage Only

5 reviews

SKU: SCPS600N

^$602

+ wishlist

In Stock

DESCRIPTION

A durable Scubapro S600 second stage regulator with adjustable inhalation effort and comfortable mouthpiece.

Scubapro A700 Regulator, Second Stage Only

5 reviews

SKU: SCPA700

^$769

+ wishlist

In Stock

DESCRIPTION

A durable, high-performance second stage regulator with adjustable features for optimal breathing sensitivity.

Scubapro MK25 EVO/G260 Regulator

4 reviews

SKU: SCPM25EG26

^$1063

+ wishlist

In Stock

DESCRIPTION

A high-performance regulator set with adjustable 2nd stage, 5 LP ports, and enhanced freezing resistance.

OMS Evoque 2nd Stage Only (No Hose)

4 reviews

SKU: OMSRESS

^$250

+ wishlist

In Stock

DESCRIPTION

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

Hollis DC7 First Stage Only

4 reviews

SKU: HLSFSDC7Y

^$339.95

+ wishlist

In Stock

DESCRIPTION

A high-performance, environmentally sealed first stage regulator with DIN fitting and NITROX compatibility.

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Open Water Regulators

As summer unfolds and the water beckons, open water regulators become essential companions for anyone eager to explore beneath the surface. Whether you’re a newly certified diver preparing for your first ocean adventure or a seasoned enthusiast planning to revisit your favorite reefs, the right regulator is the heart of your scuba setup. The best open water regulators are designed to provide smooth, reliable airflow in a variety of conditions, from warm tropical shallows to brisk, deeper currents. They balance durability and comfort, ensuring that each breath feels natural, even during long dives or when you’re caught up in the thrill of observing a passing school of barracuda. Many divers recall their first experience breathing underwater—a moment filled with equal parts excitement and nerves—and how a dependable regulator transformed that initial uncertainty into pure wonder. The right choice can make all the difference, offering peace of mind so you can focus on the vibrant world around you, from intricate coral gardens to the gentle sway of sea grass.

When selecting an open water regulator, several factors come into play. Comfort is key, especially for those planning multiple dives in a single day or embarking on liveaboard trips. Features like adjustable airflow, balanced first and second stages, and lightweight hose configurations can reduce jaw fatigue and make a significant impact during longer sessions. For divers who travel, compact and lightweight models are easier to pack and less cumbersome on international trips. Environmental sealing is another consideration, particularly for those venturing into colder waters or variable conditions, as it helps prevent free-flow and ensures consistent performance. Open water regulators also make thoughtful gifts for aspiring divers, graduates of certification courses, or loved ones who are rekindling their passion for the underwater world. Gifting a high-quality regulator is more than just giving equipment—it’s an invitation to adventure, a gesture that supports safe and memorable experiences beneath the waves. As you browse the collection, keep in mind the diver’s environment, skill level, and future aspirations, whether it’s exploring local kelp forests or ticking off bucket-list wrecks in far-flung destinations.

Beyond the open ocean, some divers enjoy the versatility of regulators for different aquatic activities, such as pool training, snorkeling with surface-supplied air, or even underwater photography sessions where precise buoyancy and effortless breathing are crucial. If your interests extend to lap swimming or freediving with a regulator, you might find specialized options in our Swimming Regulators section, tailored for unique environments and needs. No matter your path, investing in a quality open water regulator is a commitment to safety, comfort, and the freedom to immerse yourself in the underwater world with confidence. Each regulator in our selection is chosen for its reliability, ease of maintenance, and adaptability—qualities that seasoned divers appreciate and newcomers quickly come to value. As the days grow longer and the water warms, there’s no better time to equip yourself or a fellow diver for the adventures that await just below the surface.

Top Picks For Open Water Regulators