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Steriflow Mark 96A Series Sanitary Air Loaded Pressure Regulator

  • Hybrid or automated sanitary pressure regulator
  • Automated operation drastically reduces offset (droop) compared with spring loaded regulators
  • Optimized diaphragm material, surface area and support system for unsurpassed performance and life

Steriflow Mark 96A series of sanitary valves is a hybrid or fully automated pressure reducing valve available as either an inline valve or angle style.

Body materials and finish

The Mark 96A is available with a stainless steel pressure regulator for manual pressure control, when coupled with an I to P converter the valve can be fully automated.

Operating process

Fully automated control allows for the valve to be fully open during Rinse/CIP/Rinse cycles. Full automation also drastically reduced valve offset (droop) compared with spring loaded pressure regulators.

Mark 96A ships with the industry trusted Jorlon diaphragm, not only does this offer a lifetime warranty but the optimized diaphragm material, surface area and support system offers unsurpassed performance.

The Mark 96A air piloted valve is suited to food and drink, biopharma, pharmaceutical and purified water applications.

Mark 96a series Cut-a-Way

Mark 96a series Cut-a-Way

Other features

  • Sizes available: DN20, DN25, DN40, DN50, DN80, (3/4″, 1″, 1-1/2″, 2″, 3”)
  • End Connections available: ASME, Tri-Clamp, ASME Butt Weld, ASME Tube Weld, DIN/ISO Tri-Clamp and Tube Weld
  • Cv & Flow Characteristic: 1.5 – 23 Cv (1,3 – 19,8 Kv), model dependent
  • Setpoint Range: 3 psi (0,2 bar) to 135 psi (9,3); dependent on model
  • Wetted Materials available: ASME SA479 316L (UNS 31603) is standard. EN 10272:2000 GR 1.4435, AL-6XN®, Hastelloy C-22 and others are optional
  • Surface Finishes available: ASME BPE SF5, 20Ra (0,5µm) electropolish is standard, 8Ra (0,2µm) optional


  • CRN (Canadian Registration Number)
  • PED Category 1 (Pressure Equipment Directive)
  • SEP Declaration (Sound Engineering Practice)
  • All products use FDA and USP Class VI approved soft goods and seals where possible. Consult each product data for details


The Steriflow Mark 96A Series Sanitary Air Loaded Pressure Regulator is widely used in the following industries:

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