Emergency Air Tanks

Spare-Air 3000 Kit

10 reviews

SKU: SX27B

^$299.99

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In Stock

DESCRIPTION

A reliable and compact backup air supply kit for emergency out-of-air situations during diving, available in multiple sizes and colors.

Spare-Air Nitrox Kit

SKU: SX27NB

^$319.99

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In Stock

DESCRIPTION

A redundant alternate nitrox gas source that allows for self-rescue in emergency situations.

Catalina Pony Bottle Tanks with Pro Valve

70 reviews

SKU: AQUTP40

~~$299.95~~ Save: $49 (16%)

^$250.95

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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

Catalina 80 Cubic Foot Aluminum Tank with Pro Valve

151 reviews

SKU: AQUTA80YL

~~$369.95~~ Save: $83 (22%)

^$286.95

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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
Fast delivery
Good customer service
Good value for the price
Versatile and lightweight

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.

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

+ wishlist

In Stock

DESCRIPTION

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

Thunderbird 30 cu. ft Aluminum Tank with Pro valve

1 reviews

SKU: MTLTA30BR

^$259.95

+ wishlist

In Stock

DESCRIPTION

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

Thunderbird 63 cu. ft Aluminum Tank with Pro Valve

1 reviews

SKU: MTLTA63YL

^$334.95

+ wishlist

In Stock

DESCRIPTION

A corrosion-resistant aluminum tank with a convertible valve, suitable for nitrox diving up to 40%.

Thunderbird 6 cu. ft Aluminum Tank with Pro Valve

SKU: MTLTA6BR

^$164.95

+ wishlist

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

+ wishlist

In Stock

DESCRIPTION

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

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Emergency Air Tanks

An emergency air tank is an essential piece of safety equipment for divers, snorkelers, and water sports enthusiasts who value preparedness and peace of mind. Whether you’re exploring new depths on a summer dive trip or enjoying a leisurely day at the lake, the reassurance of a backup air supply can make all the difference. These compact, portable tanks are designed to provide a critical reserve of breathable air in unexpected situations—such as a primary tank malfunction, entanglement, or a rapid change in dive conditions. Many experienced divers recount moments when having an emergency air tank transformed a potentially dangerous situation into a manageable one, allowing them to surface calmly and safely. The convenience and reliability of these tanks have made them a staple in the dive bags of instructors, rescue divers, and even casual adventurers who never want to compromise on safety.

When considering the purchase of an emergency air tank, it’s important to evaluate factors like capacity, refill options, weight, and ease of use. Summer is peak season for diving and snorkeling, and with increased underwater activity comes a heightened need for safety precautions. These tanks make thoughtful gifts for new divers just starting to build their gear collection, as well as for seasoned explorers who appreciate upgrades to their safety equipment. Parents of junior divers often choose to include an emergency air tank in their child’s setup for added reassurance, especially during family vacations or group outings. The compact nature of these tanks means they can be stowed easily in a gear bag or clipped to a BCD, ready to deploy at a moment’s notice. For those who enjoy solo dives or remote locations, an emergency air tank is a reliable companion, offering the freedom to explore with confidence while knowing you have a backup plan.

In addition to the tank itself, it’s wise to pair your emergency air supply with reliable monitoring equipment to ensure optimal performance and safety. Accurate pressure readings are crucial for planning and executing safe ascents, and integrating a quality gauge can make all the difference. For those looking to enhance their safety setup, explore our selection of Air Tank Gauges to find the perfect match for your emergency air tank. Whether you’re gearing up for a tropical dive adventure or preparing for local summer excursions, investing in a dependable backup air source is a practical step that brings peace of mind to every underwater journey. With the right equipment, you can focus on the beauty and excitement of your dives, secure in the knowledge that you’re prepared for whatever the underwater world might bring.

Top Picks For Emergency Air Tanks