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TESCOM™ 44-2800 Series Shutoff Regulator
44-2800 Series tied diaphragm design provides additional shut-off assistance for toxic or corrosive gases.
Positional captured bonnet provides secondary containment for added safety. Available in Hastelloy® or Monel materials. Ideal for use in instrumentation/analyzer equipment.
TESCOM™ 44-2800 Series Shutoff Regulator


Pressure Rating
Maximum Inlet Pressure: 3000 psig / 207 bar
Outlet Pressure Ranges: 0-25, 0-50, 0-100, 0-150 psig / 0-1.7, 0-3.4, 0-6.9, 0-10.3 bar
Body & Diaphragm Material
316 Stainless Steel
Friction Sleeve Materials
Inner: Teflon®
Outer: 316 Stainless Steel
Spring Material
Seat Material
Remaining Parts
316 Stainless Steel
Operating Temperature
-40°F to 140°F / -40°C to 60°C
Port Size & Type
1/4 NPTF
Flow Capacity
Cv = 0.16
Weight (without gauges)
3 lbs / 1.4 kg
Additional Information
For custom modifications or a complete system solution, please contact your local sales office.


  • Repeatability: ±0.50% of maximum rated outlet pressure
  • Convoluted diaphragm provides maximum sensitivity and minimum droop
  • Metal-to-metal diaphragm to body seal
  • Positionable captured vent bonnet and adjustable stop to limit outlet pressures
  • Hastelloy®┬áC or Monel trim options are available (-135 modification)


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