Call: 714-998-6899 Email:
158 facing forward
another 158 facing forward
158 facing forward
158 facing forward
another 158 facing forward
Additel 158Ex
Intelligent Digital Pressure Modules

  • Pressure ranges to 60,000 psi (4,200 bar)
  • Pressure measurement accuracy of 0.02% FS
  • Intrinsically Safe (Ex)
  • Fully temperature compensated accuracy
  • ISO 17025-accredited calibration w/data included


With advanced microprocessor technology and state-of-the-art silicon pressure sensors, Additel’s 158Ex series Digital Pressure Modules provide an accurate, reliable, and economic solution for wide range of pressure applications. Our intrinsically safe (Ex) models are up to the task of providing the best possible results, even in hazardous environments. In order to reach the best performance, every silicon pressure sensor in the module has been specially aged, tested and screened before assembly. Designed as field switchable pressure modules for use with Additel 273Ex and 260Ex handheld devices, the Additel 158Ex is unmatched in performance and reliability. If intrinsic safety is a critical requirement for your workload, we have you covered when you combine our model ADT273Ex or ADT260Ex handheld calibrators with any of our ADT158Ex pressure modules.