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
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
Low-cost Monitors Performance Test
Stoughton, MA – August 6th, 2022 – Particles Plus, Inc. tested the Amazon Indoor Air Quality monitor using a precision particle generator engineered to calibrate particle counters to the ISO 21501-4 calibration standard. The procedure we followed in order to...
Particles Plus at 2022 BOMA International Conference and Expo
Boston, MA - June 24, 2022 - Particles Plus is proud to announce its attendance at 2022 BOMA International Conference and Expo, June 25 - 28 in Nashville, TN. We will be there to showcase our innovative technological solutions and how they can help occupants achieve...
American Association for Aerosol Research Conference 2022
Raleigh, North Carolina – Oct 3rd, 2022 – Particles Plus attended the American Association for Aerosol Research conference, where our team attended research sessions and also participated as judges for the presented posters. The American Association for Aerosol...