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TESCOM™ 26-2300 Backpressure Regulators
26-2300 Series is a highly accurate, diaphragm sensed backpressure regulator.
It controls pressures up to 500 psig / 34.5 bar and offers many Cvs from 0.02 up to 1.0. Air and dome loaded versions are available for remote operation or for use with the ER5000 Electropneumatic Controller for automation. Ideal for use in hydraulic or pneumatic testing, calibration, and pump discharge pressure control.
TESCOM™ 26-2300 Backpressure Regulators


Pressure Rating
Maximum Inlet Pressure: 0-50, 0-150, 0-250 psig / 0-3.4, 0-10.3, 0-17.2 bar
Body: 303 Stainless Steel, 316 Stainless Steel, or Aluminum 2024-T351
Diaphragm, O-Rings: Buna-N
Main Valve Seat, Seals: Teflon®
Remaining Parts: 300 Series Stainless Steel
Operating Temperature
-40°F to 165°F / -40°C to 74°C (For extended temperatures from -40°F to 400°F / -40°C to 204°C, please consult TESCOM)
Port Size & Type
Inlet & Outlet Port Type: SAE, NPTF, MS33649
Inlet & Outlet Port Size: 1/4, 3/8, 1/2
Flow Capacity
Cv = 0.60
Load Type
Spring, Air, Dome
Stainless Steel: 2.25 lbs / 1.0 kg
Aluminum: 1.25 lbs / 0.6 kg
Additional Information
For custom modifications or a complete system solution, please contact your local sales office.


  • Crack to reseat - 2% of set pressure
  • Easily adjusted, low torque handknob control
  • Bubble-tight shutoff at all reseat pressures
  • Four flow capacities available:
      Cv = 0.60 standard
      Cv = 0.06, 0.12, 1.0 optional
  • Spring, dome, and air loaded models are available
  • Panel mounting is standard
  • Compatible with TESCOM ER5000 Electropneumatic Controller


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