Air Particle Counters

MET ONE air particle counters lead the industry in providing solutions to monitor air cleanliness in compliance with ISO 14644, FDA CGMP and EU GMP Annex 1. Portable, remote and handheld air particle counters are designed to easily integrate into your standard operating procedure (SOP) for cleanliness monitoring for aseptic fill, routine environmental monitoring, cleanroom and flow bench validation, and air filtration troubleshooting. Offering ISO 21501-4 compliance, MET ONE air particle counters are reliable, durable and easy to integrate into your 21 CFR Part 11 compliant workflow.

MET ONE 3400

MET ONE 6000

Compact remote air particle counter for cleanrooms to provide accurate data in particle monitoring systems. In compliance with ISO 14644, FDA CGMP and EU GMP Annex 1.

  • Particle size 0.3µm or 0.5µm
  • Flow rate 0.1cfm or 1.0cfm
  • Built-in flow sensor
  • ISO 21501 accuracy

Facility Monitoring System

Scalable on-line particle monitoring solutions based on open architecture communications that integrate easily with your preferred systems. 

  • Suite of air particle counters
  • Integration software
  • Full ISO 21501 compliance
  • 21 CFR Part 11 compliance
  • On-site service option

MET ONE HHPC+ Series

MET ONE 3411

MET ONE 3411 pumped remote air particle counter  semiconductor, hard disk drive & flat panel display cleanrooms. In compliance with ISO 14644, FDA CGMP and EU GMP Annex 1.

  • Particle size 0.5µm
  • Flow rate 1.0 cfm
  • Built-in flow sensor
  • ISO 21501 accuracy

MET ONE 4500

MET ONE 7000

Remote air particle counter with rugged wash-down compatible enclosure. High accuracy non-viable particle monitoring for cGMP/FDA compliance.

  • Particle size 0.3µm or 0.5µm
  • Flow rate 0.1cfm or 1.0cfm
  • Built-in flow sensor
  • ISO 21501 accuracy

MET ONE 6000P

Pumped remote air particle counter pharma, semiconductor, hard disk drive & flat panel display cleanrooms. In compliance with ISO 14644, FDA CGMP and EU GMP Annex 1.

  • Particle size 0.5µm
  • Flow rate 1.0 cfm
  • Built-in flow sensor
  • ISO 21501 accuracy

MET ONE R4800 and R4900