Mesura S11

  • Description
  • Technical Data


The S11 regulator is a direct acting, lever style regulator that is typical to North America.
The S11 is available with a variety of body configurations and over pressure protection options.
An internal relief valve is available as well as an optional integrated slam-shut valve (SSV) featuring over pressure shut off (OPSO) and under pressure shut off (UPSO).
Arriving in 2024, the S11 is designed to offer the known reliability and simple operation of a lever-style regulator, with the ability to improve safety and reduce emissions with the addition of the integral SSV.


  • ANSI B109.4

Inlet Pressure:

  • Up to 125 psig (8.6 barg)

Outlet Pressure Ranges:

  • 5” w.c. to 2 psig

Regulating Accuracy Classes:

  • +2/-1” w.c.
  • +/- 2” w.c.
  • +/- 1% ABS
  • +/-2% ABS
  • AC5
  • AC10

Working Temperature Range

  • -22oF to 140oF (-30oC to 60oC)

Body Configurations

  • Linear or angled body
  • 3/4 x 3/4" NPT
  • 3/4 x 1” NPT
  • 1 x 1” NPT