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INSTRUMENTS AND CONTROLS FOR PRESSURE, TEMPERATURE, FLOW, AND ELECTRICAL APPLICATIONS sales@bricebarclay.com                                   Get Your OEM or Resale Price Today!                           281.240.1788  |    f:281.240.0656

Mid-West® Model 120 Piston-Type
Differential Pressure Gauge & Switch


Model 120 Filter Minder Piston Type Differential Pressure Gauge & Switch


  • A low cost differential pressure gauge for use in measuring the pressure drop across filters, strainers, separators, valves, pumps, chillers, and for local flow indication and control
  • DP Ranges from 0-5 PSID to 0-110psid
  • Piston Sensing Element
  • Working Pressures up to 6,000psig (400 bar)
  • Over-Range Protection, High over Low & Low over High
  • Gauge Housings available in Aluminum, Brass, 316/316L Stainless Steel, Aluminum Bronze & Monel
  • Aluminum, 303 Stainless Steel, 316 Stainless Steel or Brass materials of consturction
  • Wide Range of Elastomers




Mid-West® Model 109 Bourdon Tube-Type
Differential Pressure Gauge & Switch

    Model 109 Bourdon Tube Differential Pressure Gauge
  • Applications Include: Pump Performance Testing, Heat Exchanger Pressure Drop Monitoring, Hydraulic Filter Monitoring, Flow Indication
  • Wide DP Range from 0-15psid to 0-6,000psid
  • Bourdon Tube Sensing Element
  • Working Pressures up to 6,000psig (400 bar)
  • Over-Range Protection, High over Low & Low over High
  • Gauge Housings Available in Aluminum, Brass, Carbon Steel and 316/316L Stainless Steel
  • Wide Range of Elastomers

Mid-West® Model 142 Diaphragm-Type
Differential Pressure Gauge, Switch & Transmitter


Model 142 Delta Meter Diaphragm Type Differential Pressure Gauge & Switch

  • For use on dissimilar fluids and wet gas or fluids with a high concentration of solids
  • Applications: Filter/Strainer Monitoring, Compressed Air, Hydraulic, Refrigerant, Pump Performance Testing, Heat Exchanger Pressure Drop Monitoring, Water Treatment, Tank Level Monitoring Horizontal or Vertical, Flow Monitoring & Balancing, and Vacuum
  • DP Ranges from 0-20" WC to 0-25psid
  • Elastomer Diaphragm Sensing Element, No Cross Port Leakage
  • Up to 3,000psig Working Pressure (200 bar)
  • Over-Range Protection, High over Low & Low over High
  • Housings: Aluminum, Brass, 316/316L SS, & Acetal Plastic
  • Wide Range of Elastomers



Mid-West® Model 150 Vari-Damp
Pulsation Dampener

    Model 150 Vari-Damp Pulsation Dampener
  • All purpose pulsation dampener featuring both a fine thread adjustable needle valve for dampening characteristics and a precision ball check to block line surges, shock waves or fluid hammer
  • Protects against surges and pressure shocks
  • Provides infinitely adjustable dampening
  • Used with all types of instruments and pressure gauges including differential pressure and compound
  • Available in Brass or 316 Stainless Steel with ¼" or ½" NPT x FNPT connections





sales@bricebarclay.com                                   Get Your OEM or Resale Price Today!                           281.240.1788  |    f:281.240.0656