TSI Link™ for Respiratory Protection is a cloud-based software solution designed to streamline and centralize the management of respiratory protection programs for PortaCount™ Fit Tester users.

SHOREVIEW, Minn., Sept. 28, 2019 /PRNewswire/ -- OSHA has accepted two newly Modified Ambient Aerosol Condensation Nuclei Counter (CNC) Quantitative Respirator Fit Test Protocols. The new protocols go ...

TSI Service technician taking care of PortaCount Respirator™ Fit Tester Shoreview, MN, May 14, 2025 (GLOBE NEWSWIRE) -- TSI Incorporated, a global leader in Respirator Fit Testing, proudly announces ...

SHOREVIEW, Minn., June 5, 2017 /PRNewswire/ -- TSI Incorporated, a global leader in respirator fit testing instrumentation, is pleased to announce the next-generation PortaCount® Respirator Fit Tester ...

SHOREVIEW, MN - TSI, the industry leader in the design and production of quantitative fit testing technology and biohazard detection equipment announces the release of their Mask Integrity Test ...

SHOREVIEW, Minn., April 3, 2018 /PRNewswire/ -- TSI Incorporated recently kicked off a program to equip U.S. colleges and universities with PortaCount® Respirator Fit Testers. The TSI Future ...

The American Industrial Hygiene Foundation partnered with TSI to distribute the remaining production stock of PortaCount TM Plus Respirator Fit Tester Model 8020s that had recently been retired.

TSI Incorporated, a global leader in respirator fit testing instrumentation, is pleased to introduce a new generation of PortaCount® Respirator Fit Testers SHOREVIEW, Minn., Nov. 15, 2017 /PRNewswire/ ...

TSI’s PortaCount Respirator Fit Tester delivers an objective fit test for any respirator, including all N95s, in less than two and a half minutes. Using OSHA’s newly modified CNC protocols, fit tests ...

The PortaCount Fit Tester provides users with assistance across the entire respiratory protection program, from training to compliance. By clicking above, I agree to ...