Fairchild Model 4100

Fairchild Model 4100

Very Low Pressure Precision Pressure Regulator Model 4100


The Fairchild Model 4100A is a no bleed low pressure precision pressure regulator designed for applications that require high performance and accurate process control at very low pressures down to 5 mbarg. The Fairchild Model 4100A pneumatic low pressure regulator features control sensitivity of less than 0,13 mbar, minimal consumption and high flow capacity to deliver consistent and reliable precision accuracy to maintain your desired set point regardless of supply pressure changes or conditions. The Fairchild Model 4100A high precision pressure regulator will handle a 10 Barg (150 psi) maximum supply pressure and offers four (4) output pressure ranges from 0-48 mbarg (0- 0.7 psig) up to 0-350 mbarg (0-5 psig). The Model 4100A has a flow capacity of 51 m3/hr (30 SCFM)


  • Control sensitivity of 0,13 mbar.
  • Large Relief Valve
  • Soft Valve seat
  • Aspirator Tube design.

  • Precision control in very low pressure applications.
  • Provides high exhaust flows for responsive operation.
  • Minimizes air consumption.
  • Compensates for any pressure build up under flow conditions.

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