3.5 kg co2 Fire Extinguisher


(3 customer reviews)

Made with lightweight steel cylinder, the 3.5kg CO2 Fire Extinguisher (Carbon Dioxide) is highly effective at putting out fires caused by flammable liquids and electrical appliances. It also comes in a variety of sizes. 

$214.81Add to cart

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  • Operating Pressure: 58 bar
  • Dimensions: 140mm x 575mm
  • Cylinder Volume: 5.3L
  • Test Pressure: 215 bar
  • Full Weight: 9.2kg
  • Size: 3.5kg
  • Fire Rating: 5B : E
  • Agent: CO2

Australian Standard Signage

This add-on includes 1 x Self-Adhesive Small Fire Extinguisher Location Sign and 1 x Carbon Dioxide CO2 Extinguisher ID Sign


3.5kg Carbon Dioxide CO2 Fire Extinguisher

The CO2 Fire Extinguisher strips fires of oxygen while radically reducing  their heat with a very cold discharge. These extinguishers offer excellent protection in areas with electrical equipment or machinery.


CO2 extinguishers can be identified by a black colour band.

When can I use this fire extinguisher?

The 3.5kg CO2 Fire Extinguisher offers protection against the following fires:

  • Class B Fires – Fires caused by combustible liquids like petrol, oil paint and solvents
  • Class E Fires – Fires caused by electrical equipment like motors, switchboards or appliances

Where should I use it?

Your new 3.5kg CO2 Fire Extinguisher can be used in areas such as:

  • Electrical Switchrooms
  • Computer server rooms
  • Offices
  • Workshops
  • Any rooms with electrical equipment installed
  • Vehicles

When should I avoid using this fire extinguisher?

The 3.5kg CO2 Fire Extinguisher should not be used against the following fires:

  • Class C Fires – Fires caused by combustible gases such as LPG, natural gas and acetylene
  • Class D Fires – Fires caused by combustible metals like aluminium shaving or magnesium
  • Class F Fires – Fires involving cooking oils and fats 

What does it come with?

The 3.5kg CO2 Fire Extinguisher comes with:

  • 1 new 3.5kg CO2 Fire Extinguisher
  • Maintenance tag
  • Wall bracket

What else do I need?

  • The 3.5kg CO2 Fire Extinguisher requires identification signage to be installed above it, in line with the Australian standard (AS2444) for CO2 Fire Extinguishers. The CO2 identification sign provides information about the types of fire this extinguisher is suitable for.  
  • A location sign mounted at 1800mm is also required to assist finding the fire extinguisher from a distance. Your signage can be purchased here. 


  • Your new fire extinguisher comes with a five year warranty. 
  • At Fire Equipment Online, all fire extinguishers are tested and certified for compliance, providing important piece of mind. 
  • Contact our office to obtain our test certificates. 

Shipping costs

Shipping costs are calculated at checkout.
Generally, you can expect $15 delivery to the CBD, with national freight costs ranging from $15 to $50. 

All our prices include GST.

Buy Now

You won’t find our fire extinguishers for a better price. Click ‘Add to Cart’ to purchase your extinguisher today!

If this extinguisher is for commercial use, these products may be more suitable:
4.5KG ABE Fire Extinguisher
9.0KG ABE Fire Extinguisher 

Click here for fire extinguisher safety tips 

Learn more about the most common types of fire extinguisher in Australia 

Learn more about dry chemical fire extinguishers here

3 reviews for 3.5 kg co2 Fire Extinguisher

  1. Sarah Hall

    Thanks for the advice on which extinguisher i needed. Item arrived the following day.

  2. Philip Landgraf

    Fast Delivery. AAA+++

  3. Matt Oconner

    Great product & great article about CO2 Extinguishers!

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