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TESCOM™ 20-1200 Series Hydrogen Pressure Regulator
The 20-1200 Series is a lightweight regulator designed to be used for pressure control onboard hydrogen fuel cell vehicles.
It is suitable for inlet pressures up to 70 MPa and includes an integrated 10 micron filter to prevent against contamination during the installation process. The 20-1200 is an excellent choice for use on light and heavy-duty industrial and commercial vehicles, like buses and trucks.
TESCOM™ 20-1200 Series Hydrogen Pressure Regulator


Pressure Rating
Maximum Inlet Pressure: 5100 psig / 351 bar (Aluminum body) - 10,200 psig / 702 bar (Stainless steel body)
Maximum Outlet Pressure: 450 psig / 31.0 bar
Body Material
Aluminum 6061-T6 with Electroless Nickel Plating, 316 Stainless Steel
Seat Material
Main Valve Material
316 Stainless Steel
Sensor Material
Aluminum 6061-T6
10 Micron Filter
316 Stainless Steel
Remaining Parts
300 Series Stainless Steel, Teflon®, 18-8 Stainless Steel
Operating Temperature
-30°F to 165°F / -34°C to 74°C
Port Size & Type
Inlet & Outlet Port Type: SAE, NPTF
Inlet & Outlet Port Size
1/4 Inlet, 1/4 Outlet, 1/4 Gauge
3/8 Inlet, 1/2 Outlet, 3/8 Gauge
3/8 Inlet, 3/8 Outlet, 1/4 Gauge
Flow Capacity
Cv = 0.50
Weight (approximate)
1.4 lbs / 0.6 kg
Additional Information
For custom modifications or a complete system solution, please contact your local sales office.


  • Piston-sensed design provides a long service life and enhanced safety
  • High flow and minimal flow droop
  • Balanced valve design minimizes supply pressure effect
  • Lightweight, precision machined aluminum construction
  • Used in diverse applications for a broad range of temperatures, flows, and pressures
  • Wide variety of preset outlet pressures are available
  • 10 micron, 316 Stainless Steel filter