Starting at $159.00 Starting at $143.10
  • Usually ships in 7-10 business days



  • 2-1/2in analog display
  • Viton or Teflon diaphragm
  • Dual display: psi/kPa
  • Corrosion resistant
  • NPT process connection
  • Pressure ranges:
    • 0 to 60psi
    • 0 to 100psi
    • 0 to 160psi
  • Glycerin or silicone filled


The ICON TruFlo OBS-B series pressure gauge is an all-plastic, corrosion-resistant pressure gauge. The heavy-duty one-piece design allow for easy installation. The OBS-B series is designed to act as a visual pressure alert for bag/filter changeouts. The 2 1/2 inch analog display comes with glycerin or silicone liquid fill.