Technical Diving Bottles

Catalina 80 Cubic Foot Aluminum Tank with Pro Valve

151 reviews

SKU: AQUTA8RD

~~$369.95~~ Save: $79 (21%)

^$290.95

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In Stock

DESCRIPTION

A 80 cubic foot aluminum tank with a pro valve that won't rust, has great buoyancy, and a high flow capacity valve.

Pros

Well-made and durable
Good customer service
Variety of color options
Great price and value
Fast delivery time

Faber High Pressure Steel Tank

73 reviews

SKU: FBRHP80SG

~~$429.95~~ Save: $95 (22%)

^$334.95

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In Stock

DESCRIPTION

A high-pressure steel scuba cylinder with triple-protected zinc and painted finish, featuring a convertible Nitrox-ready valve.

Pros

Compact and lightweight
Versatile valve compatibility
Durable construction
Excellent buoyancy characteristics
High air capacity

Catalina Pony Bottle Tanks with Pro Valve

70 reviews

SKU: AQUTP30BR

~~$264.95~~ Save: $51 (19%)

^$213.95

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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

XS Scuba Faber High Pressure Steel Tank

50 reviews

SKU: FBRHP100G

^$519.95

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In Stock

DESCRIPTION

A versatile high-pressure steel tank with buoyancy advantages, Nitrox ready up to 40%.

Pros

High gas capacity
Good value for the price
Excellent tank and valve setup
Fast delivery and great condition
Improved buoyancy characteristics

Highland by XS Scuba Stage Bottle Strap Kits

12 reviews

SKU: XSSSBSK5

^$84.95

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In Stock

DESCRIPTION

A durable strap kit for technical diving that secures and supports extended bottom time.

Catalina 63 Cubic Foot Aluminum Tank with Pro Valve

2 reviews

SKU: AQUTA63BR

~~$329.95~~ Save: $50 (15%)

^$279.95

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In Stock

DESCRIPTION

A lightweight, rust-resistant aluminum tank with high flow capacity valve and convertible K-valve.

Thunderbird 40 cu. Ft Aluminum Tank with Pro valve

2 reviews

SKU: MTLTA40YL

^$264.95

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In Stock

DESCRIPTION

A 40 cu. ft aluminum tank with Pro valve, nitrox ready up to 40%, corrosion-resistant and convertible.

Thunderbird 80 cu. ft Aluminum Tank ~ Limited Time FREE with Thermo International Valve, Tank Boot and Valve Cap

2 reviews

SKU: MTLTA80BL

^$344.95

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In Stock

DESCRIPTION

A corrosion-resistant aluminum tank with a convertible valve and easy-grip rubber hand-wheel.

Thunderbird 19 cu. ft Aluminum Tank with Pro Valve

1 reviews

SKU: MTLTA19BR

^$224.95

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In Stock

DESCRIPTION

A corrosion-resistant aluminum tank with convertible valve options and nitrox readiness up to 40%.

Hollis Rubber Tank Wrap Kit (Pair)

1 reviews

SKU: HLSRTWK

^$15.95

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In Stock

DESCRIPTION

A pair of Hollis rubber tank wraps that streamline hoses, reduce drag, and allow easy accessory access.

Thunderbird 30 cu. ft Aluminum Tank with Pro valve

1 reviews

SKU: MTLTA30YL

^$259.95

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In Stock

DESCRIPTION

A corrosion-resistant aluminum tank with Pro valve, convertible to K valve, Yoke or DIN.

Highland 45 lbs Twin Wing

SKU: XSSHL45W

^$439.95

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In Stock

DESCRIPTION

A rugged 1000D Cordura twin wing with 45 lb lift and 360° inflation for technical twin tank diving.

Hollis Deluxe Stage Kit for Aluminum Tanks

SKU: HLSDSK80

^$73.95

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In Stock

DESCRIPTION

A convenient and secure stage kit for setting up stage bottles for decompression or safety stops.

Mares XR Twin Tank Donut Bladder

SKU: MRS4175125

~~$504.73~~ Save: $239.78 (48%)

^$264.95

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In Stock

DESCRIPTION

A durable and versatile back inflator twin tank donut bladder for optimum buoyancy and trim.

Thunderbird 6 cu. ft Aluminum Tank with Pro Valve

SKU: MTLTA6BR

^$164.95

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In Stock

DESCRIPTION

A corrosion-resistant aluminum tank with a convertible valve and easy-grip rubber hand-wheel.

Thunderbird 13 cu. ft Aluminum Tank with Pro Valve

SKU: MTLTA13YL

~~$194.95~~ Save: $16 (8%)

^$178.95

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In Stock

DESCRIPTION

A corrosion-resistant aluminum tank with a convertible valve and easy-grip rubber hand-wheel. Nitrox ready.

Thermo by XS Scuba Din/Yoke Valve Pro 3442 psi(230 bar) EANX

12 reviews

SKU: XSSVP34

^$88

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In Stock

DESCRIPTION

A durable and versatile Thermo valve that converts to a 230-Bar DIN outlet for pre-blended Nitrox.

Tank to Tank Equalizer with Pressure Gauge

11 reviews

SKU: AQUTTED

^$169.95

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In Stock

DESCRIPTION

A chrome-plated brass Tank to Tank Equalizer with Pressure Gauge for maximizing air availability and easy equalizing of cylinders.

Spare-Air 3000 Kit

10 reviews

SKU: SX6B

^$389.99

+ wishlist

In Stock

DESCRIPTION

A completely redundant alternate air source kit that allows self-rescue in emergency out-of-air situations.

Dive Rite Tech Butt-Plate

7 reviews

SKU: DIV1030

^$109

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In Stock

DESCRIPTION

A sturdy stainless steel butt-plate for side-mounting stage tanks and re-breather bailout bottles.

Dive Rite XT Regulator

6 reviews

SKU: DIVRG5300D

^$575

+ wishlist

In Stock

DESCRIPTION

A patented Dive Rite XT regulator with optimal hose routing, 5 LP ports, and Teflon-coated parts.

Blue Reef Cross-Over Equalizer

6 reviews

SKU: AQUTCED

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

^$114.95

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In Stock

DESCRIPTION

A blue tank accessory with chrome plated brass fittings that maximizes air availability and is equipped with bleeder valves.

Dive Rite XT1/XT2 Advanced Open Water Regulator Package

5 reviews

SKU: DIVPK53Y

^$975

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In Stock

DESCRIPTION

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

Blue Steel Pro DIN/Yoke Valve

3 reviews

SKU: FBRPV10111

~~$59.95~~ Save: $15 (25%)

^$44.95

+ wishlist

In Stock

DESCRIPTION

A durable and versatile Blue Steel Pro DIN/Yoke Valve with high flow characteristics and easy conversion.

Catalina 53 Cubic Foot Aluminum Tank with Pro Valve

2 reviews

SKU: AQUTA53BR

~~$344.95~~ Save: $70 (20%)

^$274.95

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In Stock

DESCRIPTION

A lightweight and versatile aluminum tank with a convertible valve design, suitable for child divers and instructional use.

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Technical Diving Bottles

Technical diving bottles are essential gear for divers who venture beyond the limits of recreational scuba, tackling deeper depths, longer bottom times, and more complex underwater environments. Unlike standard recreational tanks, these bottles are available in larger capacities—often ranging from 100 to 133 cubic feet—to support the increased gas demands of extended range dives. Many technical divers opt for steel cylinders, which are prized for their negative or neutral buoyancy characteristics even when empty, making them easier to manage underwater, especially when carrying multiple bottles. The versatility of technical diving bottles is evident in their various configurations: doubles (or twinsets) are back-mounted pairs of large cylinders, providing both a significant gas supply and built-in redundancy. Stage and deco bottles, typically smaller cylinders, are clipped to the diver’s side or harness and are used to carry specialized gases—such as Nitrox or pure oxygen—for decompression stops or to extend bottom time. Pony bottles, which are smaller still, serve as emergency bailout cylinders, offering an independent reserve of breathing gas in critical situations. Each configuration plays a distinct role in a diver’s safety and gas management strategy, often following strict rules like the 1/3 rule (one-third of gas for the way in, one-third for the way out, and one-third in reserve) to ensure ample supply and redundancy.

Selecting the right technical diving bottle involves careful consideration of several factors, all of which contribute to a diver’s safety, comfort, and overall experience. Material choice is key: steel tanks, while heavier on land, provide superior buoyancy control underwater, which is invaluable when managing multiple bottles or executing precise decompression stops. The capacity of the bottle should be matched to the diver’s planned depth, duration, and gas consumption rate—a calculation that becomes second nature with experience, but is crucial for those transitioning into technical diving. Valve types and configurations are another important aspect; technical divers often require specialized valves, such as those for doubles or sidemount setups, to accommodate complex hose routing and ensure easy access during gas switches. Markings and labeling are also critical, especially for deco bottles, which must be clearly identified with depth decals and gas mix information for safety and gas analysis before and during a dive. As winter brings cooler waters in many regions, technical divers may find themselves planning dives in more temperate or controlled environments such as quarries or training pools, where the reliability and performance of their bottles become even more important. For those considering purchasing technical diving bottles as a gift, they are best suited for experienced divers who have completed the necessary training and are ready to take the next step in their diving journey—whether that means exploring a deep wreck, traversing intricate cave systems, or simply extending their bottom time to fully savor the underwater world.

For dive instructors, expedition leaders, and dedicated enthusiasts, investing in technical diving bottles is not just about gear—it’s about unlocking new possibilities and embracing the discipline of advanced diving. Many technical divers build their own sets over time, sometimes sourcing diving bottle wholesale to equip a team or club, or to ensure consistency and compatibility across multiple dives. The process of assembling and maintaining a set of technical diving bottles is often a point of pride, involving meticulous attention to detail: from inspecting O-rings and cleaning valves, to precisely marking each cylinder for quick identification during a dive. These bottles become trusted companions on memorable adventures—whether it’s the echoing silence of a deep wall, the thrill of a long swim through a submerged tunnel, or the camaraderie of a team executing a perfectly choreographed gas switch at a decompression stop. For divers looking to expand their horizons, or for those seeking to refine their setup, our curated selection is designed to meet the rigorous demands of technical diving while offering the reliability and performance that advanced divers expect. For further insights and to explore more options tailored specifically for advanced diving, visit our dedicated page: Scuba Tanks For Advanced Divers.