5 Lb Aluminum CO₂ Fire Extinguisher
| Specially designed for archives, commercial offices and precision laboratories
Provide reliable and lightweight CO₂ fire suppression solutions for commercial office buildings, archive libraries, small industrial workshops and precision laboratories. Solve the problems you face in scenarios such as valuable document protection, electronic equipment fire hazards and initial flammable liquid fire response where residue‑free fire control is critical. Holding ISO 7866, DOT‑3AL and TPED international certifications, it supports bulk purchasing and OEM customization of cylinder colors, enterprise logos and export packaging.
Safety and Compliance
Each gas cylinder undergoes 100% water pressure testing, ultrasonic flaw detection and air tightness testing, and is accompanied by a traceable third-party certification report to ensure absolute safety.
Lightweight design
Compared with traditional gas cylinders, the weight is reduced by 30% to 40%, significantly lowering logistics costs and the operational load on workers.
Deep customization service
Supports OEM/ODM based on your filling gas, production line interface, and brand logo, including all-round customization in color, valves, size and packaging.
One-stop support
We offer full-cycle services ranging from technical selection consultation, compliance guidance to after-sales maintenance. Our professional engineering team is your strong backing.

| Drawing No. | Outside Diameter | Water Capacity | Length | Weight | Service Pressure | Test Pressure | Specification | ||||
| mm | in | liters | lbs | mm | in | kgs | lbs | ||||
| MS-133-207-H-01 (2.4~4.4)L |
133 | 5.24 | 3.4 | 7.5 | 364 | 14.33 | 3 | 6.61 | 124/1800 | 207/3000 | DOT-3AL |
OEM/ODM customization capability - integrating products into your brand and system
Our customized services cover four major dimensions
• Customized specifications: Volume, diameter, height, valve opening type - within the safety standard range, adjust as needed
• Customized appearance: Bottle body color, shoulder color matching, enterprise LOGO, product label - Let the gas cylinder become your mobile billboard
• Customized identification: Laser engraving, screen printing, permanent coding - achieving full life cycle traceability management
• Customized packaging: Exclusive packaging solutions, pallet specifications, and shipping mark designs - tailored to your warehousing and logistics systems
From sample confirmation to batch delivery, we offer one-on-one dedicated account manager coordination to ensure that every customized detail is precisely implemented.





Three major application scenarios for 5LB Aluminum CO₂ Fire Extinguisher
Scene One: Commercial Office & Electronic Equipment Room Fire Protection
In commercial office buildings, enterprise equipment rooms and IT server closets, densely arranged servers, switchgear and office electronic devices frequently face fire risks caused by circuit overload, long-term operation aging and short-circuit faults. Traditional dry powder and water-based fire extinguishing agents leave corrosive residues and dust, damaging precision circuit components and causing equipment downtime and economic losses. Heavy steel extinguishers also increase daily placement and maintenance burdens for enterprise administrative and property teams. Midstar 5LB aluminum CO₂ fire extinguishers adopt high-strength 6061-T6 aviation aluminum material, featuring lightweight design for flexible wall-mounted placement and rapid manual operation. The non-conductive and residue-free fire suppression performance delivers zero secondary damage to electronic equipment and circuit systems. Standardized overall dimensions and unified appearance support unified safety layout, batch inspection and asset management for enterprise office clusters, meeting standardized fire safety management requirements for B-end commercial projects.
Scene Two: Archives, Libraries & Precious Asset Room Safety Guard
Archives, libraries, exhibition halls and precious sample storage rooms store a large number of paper documents, cultural relics and high-value precision samples. Conventional fire-fighting media will leave stains, moisture and corrosive residues, permanently damaging precious paper materials and fine exhibits. Closed indoor spaces also require clean fire suppression solutions without secondary pollution and odor residue. Midstar 5LB aluminum CO₂ fire extinguishers realize pure gas fire extinguishing with no residue, no moisture and no corrosion, fully protecting paper archives, cultural relics and precision stored assets. The compact and portable structure saves indoor space and does not affect indoor decoration and daily business operations. Strict factory hydraulic testing and quality inspection ensure stable and reliable fire-fighting performance. Customizable cylinder markings and batch packaging solutions facilitate unified procurement and safety configuration for institutional cultural and educational units.
Scene Three: Small Industrial Workshop & Laboratory Fire Prevention
Light industrial workshops, chemical laboratories and precision processing rooms often face potential hazards of flammable liquid leakage, solvent volatilization and electrical equipment ignition. Traditional fire extinguishers are bulky and inconvenient for rapid emergency response in narrow working areas, while inconsistent equipment specifications increase enterprise safety management and replacement costs. Midstar 5LB aluminum CO₂ fire extinguishers are 40% lighter than traditional steel models, easy for staff to carry and operate with one hand to quickly suppress initial Class B flammable liquid fires and Class C electrical fires. The high-corrosion-resistant aluminum cylinder adapts to complex indoor industrial environments with long service life and low maintenance costs. Supporting OEM customization of cylinder colors, enterprise laser logos and export-grade bulk packaging, it perfectly matches bulk procurement, standardized safety construction and long-term equipment updating plans for industrial factories and laboratory institutions.
Full-process support from concept to mass production: From drawing review, prototype making to mass production and quality inspection, we offer one-stop services, significantly shortening your product launch cycle.
Flexible cooperation based on demand: Whether it's a small-batch trial order or a long-term large-scale framework purchase, we can offer competitive tiered pricing and stable inventory planning.
Cross-industry application expert: Our gas cylinder solutions have been successfully applied in fire-fighting equipment, medical devices, diving equipment and the beverage industry. We are glad to apply our cross-industry experience to solve your specific challenges.


Regarding packaging
In order to deliver our products to you in the condition in which they were sent, we use strict, strong, efficient and environmentally friendly packaging methods.
Our standard packaging method for our products is to cover them with plastic bags, put them into cartons, then place the cartons on pallets and wrap them tightly with stretch film to ensure that the cylinders do not collide with each other during transportation. Other packaging methods can be provided upon request.


Certification system of Midstar
• U.S. market: DOT-3AL (U.S. Department of Transportation Standard for Aluminum Alloy Gas Cylinders)
• EU market: TPED /EU + PED /EU (Dual Directive compliance)
• International standard: ISO 7866 (Global Technical Benchmark for Gas Cylinder Industry)
• UK market: BS 5045-8 (UK National Standard)
• Chinese market: GB/T 11640 (National Recommended Standard of China)
All certifications are reviewed and issued by international authoritative institutions to ensure the authenticity and traceability of compliance documents.
Professional service commitment
We offer comprehensive support, not just products.
Bulk purchasing plan: Based on your annual purchasing volume, we offer tiered preferential prices and flexible delivery plans.
Customized services: Supports institutional customization of gas cylinder colors and markings, facilitating asset identification and management.
Training and Guidance: Provide training on product usage and safety regulations for your team.
After-sales service and Inspection: We offer regular safety inspection services for gas cylinders or assist in contacting qualified local inspection institutions.


Call to action
To the Procurement Managers of Institutions, if you are evaluating or updating equipment, we can provide you with:
Free sample experience: Test the lightness and reliability of the product in person.
Contact our B2B sales team immediately to get a personalized quotation and solution.
FAQs
Q: What kind of shipping methods are available?
A: Most of the products are shipped by sea, if you have your own freight forwarder in China, please let us know.
Q: Can we do OEM?
A: Yes, we can do it according to customers' requirements, such as printing your own logo, model, gift box, etc.
Q: How do we guarantee the quality?
A: Before mass production, there must be pre-production samples.
Be sure to have final inspection before shipment.











