JM Test Systems, LLC.

That “100 ft-lbs” reading? It could be 85. Or 115. 🔧⚠️
Calibration drift is invisible until it isn’t. One bad bolt in oil & gas, aviation, automotive, or construction is all it takes.

✅ Calibrate every 5,000 cycles or annually
✅ Recalibrate after every drop
✅ Log it every time

📍 Find your local JM Test location → jmtest.com

Setting the Standard in Pressure Calibration


Where accuracy meets reliability — our expert technicians use high-precision equipment to calibrate your pressure instruments to the most rigorous standards.

We calibrate:

✅ Pneumatic Calibrators

✅ Pressure Switches

✅ Hand Pumps (Hydraulic, Pneumatic & Vacuum)

✅ Pneumatic Controllers

✅ Vacuum Variators

✅ Manometers

✅ Pressure Transmitters & Transducers

✅ Deadweight Testers


Whether you're in oil & gas, manufacturing, or utilities, you can trust us to keep your pressure instruments performing at their best.


🌐Explore our calibration capabilities at jmtest.com/services/