Sierra Blog

Precision Mass Flow Control Validates Ventilator Accuracy It's actually a life and death matter, and we take this very seriously. Accurate mass flow control is crucial in the process of validating the accuracy of oxyge...

In these uncertain times, it’s great to be able to share some good news. I am happy to announce that two children of Sierra’s team members are the recipients of this year’s Charles G. Berwind Foundation Scho...

Editor’s Note: This post was originally published on September 4, 2014. Due to its popularity and continued questions on this issue, we updated the post on March 20, 2020. It’s an industry fact that in-situ ca...

We can all agree that our economics and external drivers have changed in the last four weeks. The emergence of COVID-19 has changed the way we work, socialize and think about the world. In Sierra’s 45 year history, we a...

Sierra Factory Update-Operations Continue to Run To our Valued Customers, Representatives, and Suppliers, As we continue to monitor the rapidly evolving situation around the coronavirus (COVID-19), we would like to let you...

We have been in the capillary thermal mass flow business for nearly 45 years, many have asked us why we recently introduced MEMS thermal mass flow controllers into our product offering.  Combining superior physics, high ...