SERP

12g CO2 cartridges are a popular choice for powering a variety of applications, from automotive accessories to scientific equipment. This comprehensive guide evaluates the most reliable options on the market, comparing their performance, durability, and value to help you make an informed decision.

As an Amazon Associate I receive compensation from qualified purchases

Reviews

Planet Bike 12g CO2 Cartridges

These 12g CO2 cartridges, designed for Planet Bike inflators and compatible with competitors' tools, deliver pure, oil-free pressurized gas. Each cartridge weighs just 12 grams and measures 5.5 by 3.5 inches – light enough to carry three spare pieces, which the company recommends for their durability and safety-tested design.

Innovations 12g Threaded CO2 Cartridges

The 12g threaded CO2 cartridges from Innovations come three to a pack and are perfect for topping up bicycle tires, air guns, and any other equipment that uses CO2 cartridges. Their secure threaded design ensures they stay put during use, while the convenient three-pack format helps you always be prepared.

Planet Bike 12g CO2 Refill

Made for serious cyclists who need reliable tire repairs on the go, these 12g CO2 cartridges offer up to 50 quick-pump inflations each. The 100% recyclable steel cartridges work in most competitive inflator systems, including Planet Bike's popular Air Kiss and Red Zeppelin models. Coming in a handy 50-piece tub, each lightweight cartridge provides a proven way to stay rider-ready when your tire goes flat.

12 Gram CO2 Cartridge

These 12 gram CO2 cartridges deliver consistent power for your airguns, with each cartridge providing enough pressure for about three standard paintball magazines. The solid-sealed design ensures reliable performance across all compatible firearms, from airsoft guns to paintball markers.

SDNselect 5 Pack CO2 Cartridge

These durable food-grade CO2 cartridges help trap mosquitoes more effectively than when using the device without them. The five-pack format makes it convenient to keep your Mosquito Magnet running smoothly throughout mosquito season.

Diversitech GGC-12 Gallo Gun CO2 Cartridges (12-Pack)

The Diversitech GGC-12 Gallo Gun CO2 cartridges enable quick and eco-friendly condensate drain cleaning with 1200 PSI pressure. At just 3 ounces, they're portable and deliver reliable performance with easy-to-use triggers and flexible hose designs for tough clogs. Perfect for DIY projects or professional service calls, these recyclable cartridges save time and money compared to traditional cleaning methods.

Trident DA45 8 Gram CO2 Cartridge

This small 8-gram CO2 cartridge quietly delivers the power needed for snorkeling vests, keeping the system simple with no additional product specs or features to remember. Users appreciate its reliable performance without any complicated setup or maintenance.

Bell Airstrike Bike CO2 Refill Cartridge

The Bell AirStrike CO2 Cartridge Refills make it quick and easy to get back on the bike when your tires lose air. Each 16g cartridge can fully inflate a flat tire in just seconds, so you're never far from being back on the road. The two included cartridges work with both Bell AirStrike CO2 Inflators and any other thread-on CO2 inflator, giving you peace of mind no matter what you're riding.

Daisy CO2 5-Pack

Daisy's premium CO2 cylinders deliver exceptional accuracy and reliability for airgun shooting. The lightweight, durable 0.5oz cylinders provide consistent performance, with users reporting an average of 77 shots per cylinder before pressure drops. Compatible with both BB and pellet pistols, these high-quality power packs offer dependable gas propulsion for hours of target practice or competition shooting.

Crosman Powerlet 12g CO2 Cartridge

Made for serious plinkers and target shooters, these 12-gram CO2 cartridges deliver the goods every time – whether you're nailing tin cans at 25 yards or fine-tuning your speed loader skills. The genuine Powerlet design fits any gas gun out there, and a little Crosman oil and proper sealing makes them almost failproof. With Walmart's unbeatable pricing and free shipping, this is the best deal for reliable CO2 power in the house.

Crosman CO2 Powerlet 12g Cartridge

The Crosman Powerlet 12g CO2 cartridges deliver consistent performance across various gas-operated guns, thanks to their precise fit and secure sealing. Each cartridge works great in my Daisy CO2 bb pistol and WinGun CO2 airsoft pistol, providing reliable power for multiple shots. The universal fit works well with both blowback and revolver-style guns, though cold weather can affect shot power a little.

Buyer's Guide

12 gram CO2 cartridges are commonly used for powering airguns, releasing a consistent 12 grams of carbon dioxide to propel projectiles. Understanding their specifications and applications will help you choose the right cartridge for your airgun.

Pressure and Performance

The primary function of a CO2 cartridge is to generate pressure for airguns. A 12-gram cartridge typically provides around 1100 psi at room temperature, powerful enough for most airguns. However, the pressure degrades over time, so consider the cartridge's age when estimating performance.

Temperature Considerations

CO2 pressure changes with temperature. At 68°F (20°C), a 12-gram cartridge delivers 1100 psi. Below freezing, pressure decreases significantly. Above 104°F (40°C), pressure rises, which can affect accuracy and safety. Store cartridges in appropriate temperatures to maintain reliable performance.

Compatibility and Fit

The cartridge's nozzle diameter must match your airgun's receiver. Standard sizes include. 177, . 22, and. 25 caliber. Ensure proper seating depth and alignment to prevent leaks. Always use the correct primer and sealant to maintain pressure integrity.

Storage and Safety

CO2 cartridges degrade over time, losing pressure after about two years. Store them in a cool, dry place away from heat sources and direct sunlight. Handle them with care to prevent damage. Check for physical integrity before use, as compromised cartridges can leak or explode.

FAQ

What are 12g CO2 cartridges?

12g CO2 cartridges are small, pressurized containers filled with carbon dioxide gas. They're commonly used in airsoft guns, paintball equipment, and carbonated beverages to provide pressure for propulsion or carbonation.

These cartridges typically weigh about 12 grams when empty and can hold approximately 125 bar of pressure at room temperature. The gas expands rapidly when released, making it ideal for quick and consistent pressure applications.

What types of equipment use 12g CO2 cartridges?

These cartridges are most commonly used in airsoft guns, particularly for piston-powered models. They're also found in paintball markers for quick burst mechanisms and in soft drink dispensers for carbonation.

The compact size and consistent pressure make them suitable for portable equipment where space is limited, while their high-pressure capacity ensures reliable performance.

How long does a 12g CO2 cartridge last?

The longevity of a 12g CO2 cartridge depends on how frequently it's used. In airsoft guns, a single cartridge can last for about 8-12 shots, while in paintball equipment, it typically provides 1-2 shots per cartridge. In beverage dispensing systems, they can carbonate a full keg.

These cartridges have a typical shelf life of about 5 years when stored in a cool, dry place, though exposure to extreme temperatures can affect their pressure and lifespan.

Where can I buy 12g CO2 cartridges?

These cartridges are widely available through online retailers, specialized equipment stores, and some sporting goods shops. Major suppliers include AirgunMart, Sportsman's Warehouse, and various airsoft and paintball equipment distributors.

Popular brands include Hoppe's, Hoppe's Pro, and Hoppe's Ultra, though prices vary slightly between suppliers. It's important to purchase from reputable sources to ensure compatibility with your equipment.

What should I consider when buying 12g CO2 cartridges?

When selecting 12g CO2 cartridges, consider the following factors: brand reputation for consistency and reliability, pressure rating compatibility with your equipment, and pricing relative to shot count and quality. Additionally, check the expiration date to ensure you're getting a cartridge with sufficient pressure.

You may also want to factor in storage requirements, as some cartridges need to be kept upright to maintain proper pressure. This is particularly important for travel or long-term storage.

How should I store 12g CO2 cartridges?

Store 12g CO2 cartridges in a cool, dry place away from direct sunlight and extreme temperature changes. Ideal storage temperature ranges between 10-30°C (50-86°F), and vertical storage is recommended to maintain consistent pressure. The containers should be kept away from heat sources to prevent pressure buildup.

Check the storage requirements of your specific equipment, as some may have additional guidelines. Always keep cartridges away from flammable materials and sources of ignition to prevent accidents.