The Testo 0554 0040 filter set contains 10 genuine particulate filters designed for use with compatible Testo flue gas analysers. These high-quality filters protect the analyser’s internal sensors by preventing soot, dust, and moisture from entering the instrument during flue gas testing—ensuring long-term accuracy and reliable performance.

Essential for routine servicing and analyser maintenance, these filters help extend instrument lifespan and maintain compliance with industry testing standards.

Key Features:

• Genuine Testo replacement filters

• Pack of 10 for long-term use

• Protect internal sensors from dust, soot & moisture

• Maintain analyser accuracy and reliability

• Compatible with a range of Testo flue gas analysers

• Quick and easy to replace during servicing

• Essential consumable for HVAC & gas engineers

Suitable For

• Testo combustion & flue gas analysers compatible with filter 0554 0040

• Routine servicing and maintenance

• Ensuring accurate CO, CO₂, O₂ and flue gas readings

• Boiler commissioning, diagnostics & gas safety inspections