Fluke 985 Airborne Particle Counter

The Fluke 985 Airborne Particle Counter is a professional indoor air quality (IAQ) and particulate monitoring instrument designed for HVAC technicians, facility maintenance teams, industrial hygienists, cleanroom operators, and environmental professionals. Engineered to accurately measure airborne particle concentrations, the Fluke 985 helps users troubleshoot indoor air quality issues, verify HVAC filter performance, monitor contamination levels, and support ISO Class 5–9 cleanroom certification requirements.

The Fluke 985 simultaneously measures six particle size channels ranging from 0.3 µm to 10.0 µm, providing fast and accurate particulate analysis in commercial, industrial, healthcare, and controlled environments. Its lightweight ergonomic design allows comfortable one-handed operation, while the large color display with trend graph functionality makes it easy to analyze particle concentration data in real time. Built-in memory stores up to 10,000 records, and USB/Ethernet connectivity enables simple data export and reporting without specialized software.

Key Features:

• Six-channel airborne particle monitoring
• Particle size detection from 0.3 µm to 10.0 µm
• Ideal for HVAC, IAQ, and cleanroom applications
• Large 3.5″ backlit color display with trend graph viewing
• Stores up to 10,000 sample records
• USB and Ethernet data export capabilities
• Lightweight ergonomic handheld design
• Up to 10 hours of battery life
• Configurable sample methods and alarm settings
• Meets ISO 21501 and JIS B9921 standards

Improve indoor air quality diagnostics and contamination monitoring with the Fluke 985 Airborne Particle Counter — the trusted solution for professional HVAC analysis, cleanroom verification, and airborne particulate measurement.