33g CO2 Cylinder – Increased Capacity CO₂ Cartridges
Our 33g CO2 cylinder provides increased capacity for beverage, industrial, and household equipment. Can be customized as custom CO₂ cartridges. These CO₂ cylinders for sale are engineered for consistent performance and safety.
Key Features
Increased capacity for extended use
High-pressure, durable construction
Reliable for industrial and household use
Why Choose This Cartridge?
Quality
Manufactured with precision to deliver consistent performance.
Safety Certification
Built according to international standards to ensure maximum protection and reliability.
Durability
Made from strong, corrosion-resistant materials for a long service life in any application.

Product Specifications
| Brand | PopularGas | 
|---|---|
| Pressure | High System (Cylinder) | 
| Model | SC-33T-1/2-20 | 
| Gas Purity | 99.90% | 
| Burst Pressure | 550 kgf/cm² | 
| Weight | 140 g | 
| Capacity | 45 cc | 
| Net Weight | 33 g ± 1 g | 
| Color | Silver / Gold / Black | 
| Threaded | 1/2-20 UNF | 
| Body Length | 138 mm | 
| Body Diameter | 25.4 mm | 
| Gas Type | CO₂ | 
| OEM | Available | 
| Material | Steel | 
| Packaging Size | 15 × 3 × 3 cm | 
safect Data Sheet
The 33g CO2 Cylinder is manufactured in compliance with ISO and international safety standards, ensuring reliable performance and safe handling in all conditions. Each cylinder undergoes rigorous testing for pressure resistance, sealing integrity, and material quality to guarantee safe usage in professional, industrial, and life-saving applications.

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PopularGas CO2 Cylinder Comparison Table   
| Specification | SC-8NT | SC-12NT | SC-16NT | SC-24T-1/2-20 | SC-33T | SC-38T | SC-45T | SC-55T | SC-60T | SC-74T | SC-88T | SC-110T | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Brand | PopularGas | |||||||||||
| Pressure | High System (Cylinder) | |||||||||||
| Gas Purity | 99.90% | |||||||||||
| Burst Pressure | 40 kgf/cm² | 50 kgf/cm² | 50 kgf/cm² | 55 kgf/cm² | 550 kgf/cm² | 550 kgf/cm² | 55 kgf/cm² | 55 kgf/cm² | 55 kgf/cm² | 55 kgf/cm² | 55 kgf/cm² | 60 kgf/cm² | 
| Weight | 32 g | 45 g | 60 g | 106 g | 140 g | 190 g | 220 g | 265 g | 270 g | 300 g | 380 g | 543 g | 
| Capacity | 10 cc | 14 cc | 21 cc | 30 cc | 45 cc | 50 cc | 60 cc | 75 cc | 80 cc | 95 cc | 110 cc | 140 cc | 
| Net Weight | 8 g ±1 g | 12 g ±1 g | 16 g ±1 g | 24 g ±1 g | 33 g ±1 g | 38 g ±1 g | 45 g ±1 g | 55 g ±1 g | 60 g ±1 g | 74 g ±2 g | 88 g ±1 g | 110 g ±2 g | 
| Color | Silver / Gold / Black | |||||||||||
| Threaded | Unthreaded | Unthreaded | Unthreaded | 1/2-20 UNF | 1/2-20 UNF | 1/2-20 UNF or 5/8-18 UNF | 1/2-20 UNF or 5/8-18 UNF | 1/2-20 UNF or 5/8-18 UNF | 1/2-20 UNF or 5/8-18 UNF | 1/2-20 UNF or 5/8-18 UNF | 5/8-18 UNF or M16 × 1.5 | M16 × 1.5 & M18 × 1.5 | 
| Body Length | 66 mm | 83 mm | 89 mm | 106 mm | 138 mm | 120 mm | 140 mm | 150 mm | 150 mm | 140 mm | 200 mm | 260 mm | 
| Body Diameter | 17.5 mm | 18.5 mm | 21.8 mm | 25.4 mm | 25.4 mm | 30 mm | 30 mm | 35 mm | 35 mm | 40 mm | 35 mm | 38 mm | 
| Gas Type | CO₂ | |||||||||||
| OEM | Available | |||||||||||
| Material | Steel | |||||||||||
| Packaging Size | 10×2×2 cm | 10×2×2 cm | 10×2.5×2.5 cm | 12×3×3 cm | 15×3×3 cm | 15×3×3 cm | 15×4×4 cm | 5×5×15 cm | 5×5×15 cm | 5×5×15 cm | 22×4×4 cm | 5×5×28 cm | 
The most common and notable application
The 33g CO2 gas cartridge provides higher capacity for small industrial equipment, soda dispensers, and household appliances. Designed for durability and reliability, it ensures steady CO₂ flow in compact applications.

Outdoor Sports
CO₂ cartridges keep drinks fresh, carbonate water, preserve wine, and dispense beer with convenience.

Life-saving Tools
CO₂ cartridges fuel airsoft and paintball, ensuring consistent shots, strong pressure, and reliable performance.
Customer Reviews



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The 33g CO2 Cylinder is built for performance, reliability, and versatility across outdoor sports and life-saving applications. Its larger capacity provides a powerful and consistent release of compressed gas, ideal for inflating life vests, emergency flotation devices, and high-pressure outdoor equipment. Engineered with precision, the 33g CO2 Cylinder ensures safety and efficiency even in demanding environments, making it a trusted choice for both professional and recreational use.
Manufactured under strict international standards, the 33g CO2 Cylinder delivers consistent output for optimal performance in critical situations. It’s widely used in life-saving equipment, personal flotation devices (PFDs), and outdoor safety gear, providing dependable inflation when it matters most. For businesses involved in marine, outdoor, and sporting industries, this cylinder guarantees the highest level of reliability and compliance.
We also provide customization options for the 33g CO2 Cylinder, including branding, labeling, and packaging according to your company’s specifications. This flexibility makes it an excellent choice for B2B clients seeking tailored solutions. Whether you’re supplying outdoor gear, safety tools, or OEM products, our cylinders ensure performance, safety, and consistency — built to meet your exact business needs.
Frequently Asked Questions.
The 33g CO2 Cylinder is commonly used for outdoor sports, marine safety gear, and life-saving tools such as inflatable life jackets and PFDs.
Yes, we offer full customization, including labeling, branding, and packaging options to meet your company’s specifications.
Absolutely. It meets ISO and international safety standards, ensuring consistent and safe inflation performance under critical conditions.
Yes, it’s suitable for outdoor sports, marine safety, rescue tools, and industrial applications that require reliable CO2 inflation systems.
Yes, bulk orders are available for distributors, manufacturers, and OEM suppliers, with customization and logistics support included.