Compact First Stages

Cressi AC2/XS2 Regulator

57 reviews

SKU: CSBRXS2

~~$289.95~~ Save: $70 (24%)

^$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

Scubapro "300 bar" (4350 psi) DIN Conversion Kit

37 reviews

SKU: SCPDC3

~~$69.95~~ Save: $20 (29%)

^$49.95

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In Stock

DESCRIPTION

A Durable and easy-to-install DIN conversion kit for Scubapro regulators, perfect for traveling divers.

Pros

Fast and easy conversion
Excellent quality
Easy installation
Reliable
Works as advertised

Mares Prestige 15X and Prestige Octopus Package

32 reviews

SKU: MRSPKPRGY

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

^$449

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In Stock

DESCRIPTION

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

Cressi AC2/XS2 Regulator & XS2 Octo Package

9 reviews

SKU: PCKXS2

~~$344.90~~ Save: $94.90 (28%)

^$250

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In Stock

DESCRIPTION

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

Highland by XS Scuba Compact DIN First Stage

9 reviews

SKU: XSSCDF

^$109.95

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In Stock

DESCRIPTION

A compact and low profile DIN first stage with fail-safe flow, made of marine grade brass.

Atomic Aquatics B2 Regulator Yoke

8 reviews

SKU: ATMB2S

^$969.95

+ wishlist

In Stock

DESCRIPTION

A lightweight, all-titanium regulator with adjustable 2nd stage and patented comfort swivel for easy breathing.

Mares LED Tank Module

8 reviews

SKU: MRSQT

~~$339.95~~ Save: $40.95 (12%)

^$299

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In Stock

DESCRIPTION

A Mares LED Tank Module with RF transmission, LED indicator for tank pressure, and streamlined dive profile.

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.

Scubapro MK25 EVO/A700 Dive Regulator System

6 reviews

SKU: SCPM25EA70

^$1299

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In Stock

DESCRIPTION

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

Dive Rite XT Regulator

6 reviews

SKU: DIVRG5300Y

~~$575~~ Save: $115 (20%)

^$460

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In Stock

DESCRIPTION

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

Dive Rite XT1/XT2 Advanced Open Water Regulator Package

5 reviews

SKU: DIVPK53D

~~$975~~ Save: $195 (20%)

^$780

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In Stock

DESCRIPTION

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

Scubapro MK25 EVO/G260 Dive Regulator System

4 reviews

SKU: SCPM25EG26

^$1049

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In Stock

DESCRIPTION

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

Cressi AC2/XS2 Reg, XS2 Octo and Mini 2 Gauge

3 reviews

SKU: PCKXS22G

~~$544.85~~ Save: $99.90 (18%)

^$444.95

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In Stock

DESCRIPTION

A reliable and comfortable regulator system with primary, octopus, and analog pressure/depth gauge console.

Scubapro MK25 EVO/A700 Carbon BT Yoke Dive Regulator System

3 reviews

SKU: SCPM25EA7CB

^$1799

+ wishlist

In Stock

DESCRIPTION

A durable and sleek black regulator with adjustable 2nd stage and enhanced cold-water diving capabilities.

Zeagle Envoy II Yoke Regulator

3 reviews

SKU: ZGLEN

^$449.95

+ wishlist

In Stock

DESCRIPTION

A lightweight and compact diaphragm regulator with an environmentally sealed first stage and nitrox compatibility.

Scubapro Mark 25 EVO Regulator, First Stage Only

2 reviews

SKU: SCPM25E

^$519

+ wishlist

In Stock

DESCRIPTION

A top-performing Scubapro first stage regulator with superb inhalation sensitivity and 5 LP ports.

Cressi AC2 Compact Yoke Regulator

2 reviews

SKU: CSBAC

^$329.95

+ wishlist

In Stock

DESCRIPTION

A reliable and high-performing Cressi regulator with adjustable 2nd stage and comfortable silicone mouthpiece.

Highland by XS Scuba Mini Tech Pressure Gauge

2 reviews

SKU: XSSMTG

^$69.95

+ wishlist

In Stock

DESCRIPTION

A compact, easy-to-read pressure gauge for technical and deep divers, with a luminiscent white face.

Scubapro Mark 2 EVO Regulator DIN, First Stage Only

2 reviews

SKU: SCPM2ED

^$319

+ wishlist

In Stock

DESCRIPTION

A lightweight Scubapro Mark 2 EVO DIN regulator with increased airflow and easy maintenance.

Mares Dual 15X Regulator

2 reviews

SKU: MRSD15X

~~$399.95~~ Save: $150 (38%)

^$249.95

+ wishlist

In Stock

DESCRIPTION

A lightweight and environmentally sealed regulator with stable air flow and effortless breathing.

Mares Prestige 15X Regulator

2 reviews

SKU: MRSPR15XGR

~~$449.95~~ Save: $105 (23%)

^$344.95

+ wishlist

In Stock

DESCRIPTION

A compact and reliable regulator with advanced coating technology for durability and easy breathing.

Pros

Good basic reg
Dependability
Clear view
Breathability
Price

Atomic Aquatics ST1 Swivel Sealed Regulator, DIN

2 reviews

SKU: ATMST1SSD

^$1649.95

+ wishlist

In Stock

DESCRIPTION

A reliable and durable Atomic ST1 Swivel Sealed Regulator, DIN with optimum breathing resistance and Nitrox compatibility.

Atomic Aquatics Z3 Sealed Regulator, DIN

2 reviews

SKU: ATMZ3SD

^$769.95

+ wishlist

In Stock

DESCRIPTION

A compact and economical DIN sealed regulator with adjustable 2nd stage and optimum breathing resistance.

Scubapro MK25 EVO/A700 Carbon BT DIN Dive Regulator System

1 reviews

SKU: SCPM25EA7CBD

^$1799

+ wishlist

In Stock

DESCRIPTION

A lightweight and durable Scubapro regulator with a carbon fiber 2nd stage front cover and black tech coating.

Cressi Bundle Aquapro+ BCD with Compact MC9 Regulator, XS Compact Octopus and Digi 2 Digital Console

1 reviews

SKU: PCKCRSAROB

~~$1389.80~~ Save: $189.85 (14%)

^$1199.95

+ wishlist

In Stock

DESCRIPTION

A complete life support bundle with a balanced diaphragm regulator, digital console, and jacket-style BCD.

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Compact First Stages

Compact first stages are a specialized category of scuba diving regulators designed for divers who value streamlined gear, portability, and efficient performance in a variety of underwater environments. These first stages are engineered to be significantly smaller and lighter than traditional models, making them an ideal choice for divers who frequently travel, dive in remote locations, or need to optimize space in their gear bags. Their compact form factor is especially appreciated during the warmer months, when adventure-seekers often find themselves hopping between dive sites, exploring new destinations, or packing for extended trips where every ounce and inch count. Whether you’re assembling a minimalist sidemount setup, outfitting a dedicated stage or deco bottle, or simply looking for a reliable backup regulator, compact first stages offer the flexibility and ease of use that can make a real difference during a busy dive season. Their straightforward design, often featuring a flow-by piston mechanism and a minimal number of ports, provides dependable performance while reducing bulk and snag points—qualities that are especially valuable when navigating tight spaces like wrecks or caves.

For divers considering a compact first stage, it’s important to think about the specific demands of your diving style and environment. These regulators are popular among technical divers who require multiple regulators for different gas mixes, as well as recreational divers who appreciate a lighter, more streamlined setup. Compact first stages are also a thoughtful gift for dive buddies or family members who are gearing up for travel-intensive dive vacations, or for those who are building out their own gear collection with an eye toward versatility and convenience. The simplicity of their design makes them easy to service and maintain, which is a significant advantage for anyone planning multi-day dive trips or expeditions where access to repair facilities may be limited. Despite their small size, these first stages are engineered to deliver consistent airflow and reliable performance, even when used with high-pressure tanks or in demanding underwater conditions. For those looking to compare the benefits of compact models with other regulator designs, it can be helpful to explore options like Balanced First Stages, which offer different performance characteristics suited to varying dive profiles and preferences.

The appeal of compact first stages extends beyond just their size and weight. As the weather warms and dive season shifts into high gear, these regulators become a go-to choice for divers participating in activities that demand agility and flexibility, such as sidemount diving, technical exploration, or even underwater photography where reducing drag and bulk can help capture the perfect shot. Their robust construction and straightforward port configuration also make them suitable for use with deco or argon tanks, providing peace of mind when managing multiple gas sources on more advanced dives. For instructors, guides, or dive professionals who need to carry additional safety equipment or backups, the compact first stage’s unobtrusive profile ensures it won’t get in the way during busy days in and out of the water. Ultimately, choosing a compact first stage is about matching your gear to your diving ambitions—whether that means traveling light, maximizing efficiency, or simply enjoying the freedom that comes with a well-considered, easy-to-manage setup. As you plan your underwater adventures for the season ahead, consider how a compact first stage can help you dive smarter, safer, and with greater confidence, no matter where your next journey takes you.