Count On Us

Particles Plus offers a line of advanced-technology particle counters, air quality monitors, and environmental sensors. As the most vertically integrated particle counter manufacturer and technology licensing company in the industry, Particles Plus engineers and manufactures its own counter, display, battery, vacuum pump, and sensor technology from the ground up. Added intelligence in each module results in products with superior performance, extended features, accuracy, quality, reliability and value.

The most accurate sensor and particle counting technology on Earth

CLEANROOM SOLUTIONS
INDOOR AIR QUALITY SOLUTIONS
AMBIENT AIR MONITORING
WEARABLE SOLUTIONS
OEM SOLUTIONS
CALIBRATION, SERVICE & REPAIR

Made in USA

100% of Particles Plus® products are designed and assembled in the USA, while 89.2% of the parts are built by 35 different suppliers located in the USA and Canada.

Latest News

Particles Plus Inc. is Welcoming Sotirios Papathanasiou

Particles Plus Inc. is Welcoming Sotirios Papathanasiou

Boston, MA – June 14, 2022 – Particles Plus Inc. is excited to have Sotirios Papathanasiou on board. Sotirios is a well-known expert in the field of air quality, and he is constantly trying to raise awareness of air pollution and the importance of clean air in our...

read more
2000 and 9000 Series Remote Particle Counters Now Shipping

2000 and 9000 Series Remote Particle Counters Now Shipping

Boston, MA - Particles Plus is now shipping new versions of the 2000 and 9000 Series Remote Particle Counters and their OEM versions for integration into other manufacturers' instruments. New versions of the 9000 Series Remote Particle Counters include a LoRaWAN (Long...

read more
Upgraded 2000 and 9000 Series Instruments

Upgraded 2000 and 9000 Series Instruments

Boston, MA - November 16, 2021 - Particles Plus has announced the planned release of upgraded versions of its popular 2000 and 9000 Series particle counters. The Particles Plus® 9000 Series Particle Counters will feature 6 to 30 channels with all the existing bells...

read more