Portable CO2 Extinguisher

The Portable CO₂ Extinguisher is engineered to extinguish fires by rapidly displacing oxygen and reducing temperatures without leaving any residue. This makes it especially beneficial in environments where cleanliness and equipment protection are essential.

Manufactured in compliance with international safety standards and available in various capacities, this extinguisher features an aluminum or steel cylinder, discharge horn, safety pin, and squeeze-grip control valve. It is particularly suitable for electrical fires, flammable liquid fires, and environments prone to electronic hazards.

Key Features

Extinguishing Agent: 100% pure carbon dioxide
Fire Rating: Suitable for Class B & electrical fires
Cylinder Material: High-grade seamless steel/aluminum
Operating Mechanism: Easy squeeze-grip valve
Discharge Horn: Anti-static, frost-free horn (model dependent)
Pressure: Stored pressure CO₂ system
Residue-Free: Leaves no foam, powder, or moisture
Sizes Available: 2 kg, 5 kg, 6 kg, 9 kg, and 10 kg
Standards: Manufactured to meet international approvals

Ideal for laboratories, server rooms, data centers, industrial workshops, switchgear rooms, control panel zones, and commercial office spaces.

The Portable CO₂ Extinguisher is a critical firefighting device designed for environments where equipment safety and cleanliness are priorities. Unlike water or foam extinguishers, CO₂ suppresses fire without damaging sensitive electronics or leaving any cleanup residue.

This extinguisher operates by releasing carbon dioxide at high pressure, displacing oxygen around the fire source, and generating a cooling effect that reduces the flame temperature. Its portability, reliable performance, and effectiveness against electrical fires make it one of the most essential extinguishing tools for modern workplaces.

Each extinguisher is engineered for durability, ease of maintenance, and long service life, ensuring readiness for emergencies at any time.

How the Portable CO₂ Extinguisher Works

Rapid Discharge of CO₂

When activated, the valve releases pressurized carbon dioxide through the discharge horn in the form of a cold, concentrated gas stream.

Oxygen Displacement

CO₂ reduces the oxygen concentration around the fire zone, smothering the flames and preventing re-ignition.

Cooling Effect

The sudden expansion of CO₂ causes a cooling action that lowers the temperature of the fire source, helping extinguish flames faster.

Safe for Electrical Equipment

Because CO₂ is non-conductive and residue-free, it is ideal for use on energized electrical systems.

Portable Operation

The ergonomic squeeze-grip mechanism ensures quick activation, while the lightweight design offers easy handling during emergencies.

Technical Specifications

Extinguisher Type	Portable Type		Mobile Type
Model	E0803- CD2	E0803- CD5	E0803- CD10	E0803- CD20	E0803- CD30
Available Size (kg)	2	5	10	20	30
Temperature Range	-30C to +60C
Working Pressure (bar)	150
Test Pressure(bar)	250
Standard	BSEN
LPCB Approved

Applications & Use Cases for Portable CO₂ Extinguisher

Electrical & IT Environments

Ideal for data centers, server racks, control panels, telecom facilities, and computer rooms where equipment must not be damaged by extinguishing agents.

Industrial Plants

Used for machinery, production lines, and flammable liquid handling areas where rapid fire suppression is essential.

Commercial Buildings

Suitable for offices, retail zones, and storage rooms as a standard firefighting unit for electrical hazards.

Laboratories & Research Centers

Useful in chemical labs, testing facilities, and instrument areas requiring clean and residue-free extinguishing.

Workshops & Manufacturing Units

Provides fast suppression for flammable liquid fires, fuel spills, and electrical failures.

Maintenance and Care

Routine Inspection

Check cylinder pressure, ensure the safety pin is intact, and inspect the hose/horn for cracks or obstructions.

Weight Verification

CO₂ extinguishers rely on stored pressure; confirming cylinder weight ensures sufficient agent is available.

Valve and Horn Check

Inspect for wear, corrosion, or frost buildup. Confirm that the horn is securely attached and unobstructed.

Hydrostatic Testing

Conduct periodic pressure testing to ensure cylinder integrity and compliance with safety standards.

Servicing

Have the extinguisher serviced annually by certified technicians to verify seals, internal components, and pressure levels.

Why Choose Portable CO₂ Extinguisher

Clean and Residue-Free

Unlike powder or foam extinguishers, CO₂ leaves no mess, making it ideal for sensitive devices and electrical systems.

Highly Effective on Electrical Fires

Provides rapid suppression for energized equipment without conducting electricity.

Fast-Acting and Powerful Discharge

CO₂ is released at high pressure for immediate flame knockdown.

Durable Construction

Seamless cylinders and corrosion-resistant components ensure long service life in demanding environments.

Environmentally Safe

Does not contaminate the surroundings or require cleanup after discharge.

Durability & Lifespan

With proper maintenance, a Portable CO₂ Extinguisher can last over 10–15 years. The cylinders are designed to withstand high pressure and temperature variations, while the non-corrosive CO₂ agent ensures longevity. Regular hydrostatic testing and servicing help extend the extinguisher’s operational life significantly.

What types of fires can a Portable CO₂ Extinguisher handle?

The Portable CO₂ Extinguisher is designed for Class B fires involving flammable liquids and fires caused by electrical equipment. Because CO₂ is non-conductive and residue-free, it is highly effective for server rooms, panels, and machinery. However, it is not recommended for Class A fires (such as paper or wood) since CO₂ does not provide lasting cooling on solid combustibles.

Is a CO₂ extinguisher safe to use on live electrical equipment?

Yes. CO₂ is completely non-conductive and can be safely discharged on energized circuits, computers, control panels, and industrial electronics. It does not cause short circuits or leave behind corrosive residue, making it one of the safest extinguishers for electrical fires.

Why does the discharge horn become extremely cold during operation?

When CO₂ rapidly expands from the cylinder to the atmosphere, it undergoes a temperature drop known as the Joule-Thomson effect. This causes the horn to freeze or become frosty. Some models use a frost-free horn to ensure safe handling, but users should still avoid touching the metal horn during discharge to prevent skin burns.

How often should a Portable CO₂ Extinguisher be serviced or tested?

A visual inspection should be performed monthly, and professional servicing is recommended at least once a year. Hydrostatic testing should typically occur every 5 years to verify cylinder integrity. Regular maintenance ensures proper pressure levels, operational safety, and long service life.

Can CO₂ extinguishers be used in confined spaces?

CO₂ displaces oxygen, so caution is required in small or enclosed areas. Using the extinguisher in a tightly sealed space may reduce breathable oxygen levels. If used indoors, ensure proper ventilation and evacuate the area immediately after fire suppression. It is safe when used responsibly following recommended safety guidelines.

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