Fire Extinguisher, Carbon Dioxide, 2 kg 2 kg CO2 Fire Extinguisher for Electrical Systems, IT Equipment, and Sensitive Electronics The 2 kg CO2 fire extinguisher is the ideal solution for server rooms, offices, IT areas, electrical systems, and other environments with sensitive equipment. The carbon dioxide extinguishing agent reliably extinguishes fires without leaving any residue, ensuring that electronic devices, machines, and systems are protected as effectively as possible. The CO2 extinguisher is suitable for Class B fires and can also be used on electrical systems up to 1,000 V, provided a minimum distance of 1 m is maintained.