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TESCOM 44-4000 Series Back Bias Pressure Regulator

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  • High flow: Cv = .7 or 2.0 (optional)
  • Piston sensed
  • Adjustable bias pressure ranges available
  • Self-venting (captured)
  • Compatible with Tescom's Air Actuators and ER3000 Electro Pneumatic PID Controllers


  • Operating Parameters: Pressure Rating per Criteria of ANSI/ASME B31.3
  • Maximum rated inlet pressure: 6000 psig
  • Outlet pressure ranges: 50-1500 psig
  • Design proof pressure: 150% maximum operating
  • Leakage: Bubble-tight
  • Operating temperature: 0 degrees F to +165 degrees F (-17 degrees C to +74 degrees C)
  • Flow capacity: Main valve Cv = .70, (Cv = 2.0 optional) Vent valve Cv = .35

Media Contact Materials

  • Body: 303 SST, 316 SST, brass, chrome plated brass
  • Main valve seat: CTFE, Vespel
  • O-ring: Viton, E.P., Kalrez
  • Gasket: CTFE, Vespel
  • Back-up ring: Teflon
  • Trim: 300 Series SST, 17-4 PH SST, brass
  • Cleaning: CG A 4.1 and ASTM G93
  • Weight: 8 lbs. (3.62 kg)
  • Pressure Conversion 14.5 PSIG = 1 bar 145 psig = 1 MPa

Kit Notes:

  • Repair Kits consist of: Springs, Vent Valves, Valve Caps, O-Rings, Seat and Back-Up Rings
  • Soft Good Kits consist of: O-Rings, Seat and Back-Up Rings

The Tescom 44-4000 Series Back Bias Pressure Regulator is a high flow device that is compatible with Tescom's Air Actuators and ER3000 Electropneumatic PID Controllers.

Other regulators are available for order in the in the Tescom 44-1100 Pressure Reducing Regulator Series. Please see the 2011 Amron International Catalog in the Attachments Tab above for available options. Please call Amron’s award winning sales staff at 760-208-6500 for a quote and to place your order today!


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