Critical Control

Field services

Equipment and supplies

From supply to solution — your equipment covered.

Your operations deserve more than just products; they deserve complete solutions. Critical Control provides a full range of measurement equipment and supplies, backed by a team that understands your field challenges and knows how to solve them. Browse the online store, or call our equipment specialists.

Shop the online store

Online store

Browse our complete inventory of field-tested equipment, operational tools and workplace safety essentials, with nationwide delivery.

Installations, repairs and upgrades

Our equipment specialists install, repair and upgrade measurement equipment in the field. See equipment installation under field services.

How it is delivered

Order from the online store or call an equipment specialist. Stocked items ship nationwide; installation, repair and upgrades are booked as field services.

What you receive

  • Nationwide delivery of equipment and supplies
  • Equipment specialists who know measurement

What customers say

All testimonials
I had the pleasure of working with Critical Control for testing to ensure compliance with a recently published federal rule, and I’m thoroughly impressed with their exceptional field and laboratory services. Tasked with a very demanding deadline and a substantial number of testing locations, their…
Max KnopField and lab services
When we experienced a change in staffing, we decided to explore new options for measurement record keeping. Cost savings were a priority, especially since our previous supplier required not only an annual fee but also a mandatory upgrade charge and a lengthy implementation process. I wasn’t heavily…
Sherry Spruit-WaughProCalc
We are new business owners in the gas and oil industry and I cannot say enough great things about Critical Control and their team. We really enjoy the mobile app and the ability to scan in our charts and, even more importantly, to have production data at our fingertips. Our situation as a very…
Amanda AllenGas chart integration

See it on your own data

A demo is a working session: bring a meter, a month or a problem, and we will show you how ProCalc handles it. No pricing tables, no sales deck.

Request a demo

Or call 1 855 426 6380.