High Pressure Cylinders

Catalina 100 Cubic Aluminum Tank with Pro Valve

SKU: AQUTA1BR

^$419.95

+ wishlist

In Stock

DESCRIPTION

A 100 cubic aluminum tank with a pro valve that won't rust, has great buoyancy, and a high flow capacity valve.

Catalina Pony Bottle Tanks with Pro Valve

70 reviews

SKU: AQUTP13

~~$179.95~~ Save: $15 (8%)

^$164.95

+ wishlist

In Stock

DESCRIPTION

A reliable, nitrox-ready aluminum pony tank with high flow capacity valve and convertible K-valve.

Pros

Perfect size for various needs
Sufficient air capacity
Economical price
Reliable backup option
Versatile for different diving scenarios

Apeks WTX-D30 + Aluminum Backplate Package

SKU: APX30AP

^$949

+ wishlist

In Stock

DESCRIPTION

A lightweight buoyancy system rig with a single cylinder donut wing and aluminum backplate.

Hollis Deco Tank/Rebreather Bail Out Kit

SKU: HLSDC75A

^$764.95

+ wishlist

In Stock

DESCRIPTION

A reliable Hollis Deco Tank/Rebreather Bail Out Kit with an over-balanced diaphragm regulator and compact pressure gauge.

Thermo by XS Scuba DIN Valve for Aluminum Cylinders 3000 PSI

SKU: XSSVD30

^$96

+ wishlist

In Stock

DESCRIPTION

A DIN valve for aluminum cylinders with 3000 PSI capacity and Teflon-coated HP seat.

Thermo by XS Scuba DIN Valve for HP Steel Cylinders 3442 PSI

SKU: XSSVD34

^$96

+ wishlist

In Stock

DESCRIPTION

A high-pressure steel cylinder DIN valve with a Teflon-coated HP seat and chromed valve stem.

Blue Steel DIN/Yoke Valve 3000 PSI Right Hand

SKU: FBRKV

~~$59.95~~ Save: $20 (33%)

^$39.95

+ wishlist

In Stock

DESCRIPTION

A Blue Steel DIN/Yoke Valve 3000 PSI Right Hand with high flow characteristics and extended rubber hardwheel grip.

Genesis Pony Bottle Tank Small Pressure Gauge

20 reviews

SKU: GNSPPG

^$49.95

+ wishlist

In Stock

DESCRIPTION

A compact and streamlined pressure gauge in color-coded design, ideal for pony and safety stop bottles.

Pros

Provides peace of mind and works perfectly
Accurate and easy to read
Compact and streamlined design
Solid build and good condition
Convenient and unobtrusive

Aqua Foam Tank Holder for 3 to 5 Cylinders

15 reviews

SKU: AQUFTH3

^$47.95

+ wishlist

In Stock

DESCRIPTION

A non-corrosive foam tank holder for 3 to 5 cylinders, increasing safety during transportation.

Roll-Control Adjustable Tank Bracket, Set of 2 (TA-80)

15 reviews

SKU: RCSTA80BK

^$74.95

+ wishlist

In Stock

DESCRIPTION

A durable polypropylene tank bracket set that fits all size cylinders and mounts to various tracks.

H2Odyssey Quick Release EAS Bag for 6-cu. ft. Tank

6 reviews

SKU: H2EASB6

~~$11.95~~ Save: $4.00 (33%)

^$7.95

+ wishlist

In Stock

DESCRIPTION

A durable nylon bag that securely holds a 6 cu ft cylinder for easy accessibility.

Blue Reef Cross-Over Equalizer

6 reviews

SKU: AQUTCE

~~$169.95~~ Save: $55.00 (32%)

^$114.95

+ wishlist

In Stock

DESCRIPTION

A blue tank accessory that maximizes air availability and is equipped with bleeder valves.

DIN & Yoke Tank Pressure Checker

6 reviews

SKU: AQUTPCC

~~$129.95~~ Save: $37.00 (28%)

^$92.95

+ wishlist

In Stock

DESCRIPTION

A DIN & Yoke Tank Pressure Checker with a chrome-plated marine brass body and 5000 psi gauge.

Aqua Foam Tank Holder for 2 to 3 Cylinders

5 reviews

SKU: AQUFTH2

^$42.95

+ wishlist

In Stock

DESCRIPTION

A non-corrosive foam holder for 2-3 scuba tanks, preventing rolling and increasing transport safety.

XS Scuba, Scuba to Paint Ball Filler Adapter

2 reviews

SKU: XSSPBF

^$177

+ wishlist

In Stock

DESCRIPTION

A stainless steel adapter that allows you to fill paintball tanks from scuba cylinders.

Apeks Brass SPG 5000 PSI

1 reviews

SKU: APXPGO

^$189

+ wishlist

In Stock

DESCRIPTION

A durable brass pressure gauge with clear face and over-pressure valve, measuring up to 5000 psi.

XS Scuba Tank Holder TR120 Kit

1 reviews

SKU: XSSTR120K

^$114.90

+ wishlist

In Stock

DESCRIPTION

A durable and versatile tank holder kit that securely holds up to 3 scuba cylinders.

Suunto Ocean Wrist Computer with Tank POD Transmitter

1 reviews

SKU: SNTOCEANSP

~~$1199.95~~ Save: $101.95 (8%)

^$1098

+ wishlist

In Stock

DESCRIPTION

A durable Suunto Ocean wrist computer with 95+ sport modes and wireless tank pressure support.

DIN Filler Assembly

1 reviews

SKU: AQU45183

^$99.95

+ wishlist

In Stock

DESCRIPTION

A chrome-plated marine brass DIN filler assembly for use with DIN cylinder valves.

Thermo by XS Scuba Modular DIN Valve

1 reviews

SKU: XSSTMDV30L

^$95.95

+ wishlist

In Stock

DESCRIPTION

A modular DIN valve with a chromed valve stem, Teflon-coated HP seat, and easy grip rubber hand wheel.

Blue Steel Inline Re-Breather Valve

1 reviews

SKU: FBRRVG

~~$79.95~~ Save: $25 (31%)

^$54.95

+ wishlist

In Stock

DESCRIPTION

A low-profile, blue inline re-breather valve with easy hand wheel access and a built-in "Bump Guard" for added safety.

Blue Steel Manifold Kit

SKU: FBRM24

~~$234.95~~ Save: $75 (32%)

^$159.95

+ wishlist

In Stock

DESCRIPTION

A dual valve manifold kit with high flow and safety features, in marine-grade chrome-plated brass construction.

Apeks WTX Single Cylinder Donut Wing

SKU: APXWTXWS30

^$499

+ wishlist

In Stock

DESCRIPTION

A streamlined and stable donut wing with 18-30 lbs lift capacity and durable 1000D ARMORGUARD exterior.

Sherwood Yoke Fill Adapter with Bleed

SKU: SWDYFAB

^$99.95

+ wishlist

In Stock

DESCRIPTION

A durable chrome-plated brass adapter for filling scuba tanks, compatible with standard yoke valves.

Page of 3

Per Page

More Results

High Pressure Cylinders

High pressure cylinders are the unsung heroes behind every successful dive, quietly powering adventures beneath the waves and enabling divers to explore the underwater world with confidence. Whether you’re a seasoned technical diver embarking on deep wreck explorations or a recreational diver enjoying vibrant reefs on a summer getaway, the right cylinder is an essential piece of your gear. These tanks are engineered to withstand immense pressure, storing compressed air or specialty breathing gases to support dives of varying depths and durations. Summer is prime diving season, with warm water and clear visibility drawing divers to lakes, quarries, and coastal destinations. For many, this is the time to upgrade or expand their kit, ensuring they have reliable cylinders that match the demands of their dive profiles. Selecting a high pressure cylinder involves considering capacity, weight, buoyancy characteristics, and compatibility with your existing gear. Some divers prefer the streamlined feel of a compact cylinder for travel, while others opt for higher capacity tanks to extend their bottom time or support more complex dives.

High pressure cylinders also make thoughtful gifts for the passionate diver in your life, especially for milestones like dive certifications, birthdays, or summer holidays. They are a practical investment for anyone advancing their skills, from those learning nitrox or technical diving, to underwater photographers who need longer bottom times to capture that perfect shot. The right cylinder can open up new possibilities, whether it’s exploring a sunken ship, drifting along a kelp forest, or simply enjoying a leisurely dive with friends. When choosing a cylinder, divers often weigh the trade-offs between steel and aluminum, considering factors like corrosion resistance, weight on land versus in water, and the ease of handling during shore entries or boat dives. Many divers recall their first upgrade to a high pressure tank as a turning point in their diving journey—suddenly, sites that once felt out of reach became accessible, and multi-dive days felt less taxing thanks to improved buoyancy and air supply. For those who dive year-round or travel frequently, investing in a reliable, well-constructed cylinder is as much about safety as it is about convenience.

Proper care and maintenance are crucial, ensuring each cylinder performs flawlessly dive after dive. This includes regular visual inspections, hydrostatic testing, and safe transport and storage between adventures. For those looking to browse the full range of options and learn more about the features that set different models apart, our dedicated page on Diving High Pressure Tanks provides detailed information and guidance. Whether you’re preparing for a busy summer of local dives, planning a tropical escape, or searching for the perfect gift for the diver who has everything, high pressure cylinders are a foundational investment that supports every underwater adventure. Equip yourself with the right tank and experience the freedom, safety, and excitement that only a well-chosen cylinder can provide.

Top Picks For High Pressure Cylinders