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Air Pressure Regulator

0 to 120 psig


Item# PRG98A-120

Volume discounts available
Volume Discount Schedule
Quantity Price each
1-9 C$99.00
10-24 C$94.05
25-49 C$92.07
50-99 C$88.11
100-199 C$86.13
200+ C$84.15

In stock

Lead Time ( If not in Stock): 4 weeks

0 to 120 psig PRG98A-120 PRG98A-120
  • Miniature Precision Air Regulator
  • High Resolution Adjustment of Set Pressure
  • Highly Accurate Air Pressure Regulation in a Small Package
  • Compact and Lightweight
  • Excellent Repeatability

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Pressure Range
Maximum Inlet Pressure
Pressure Port Size
Pressure Port Type
Media Type

Product Specs

Our old series PRG98 has been replaced by new upgraded PRG98A series (Please see all model section for available PRG98 series products)
OMEGA’s PRG98A miniature air pressure regulator provides the highest level of regulation accuracy and repeatability available in a compact lightweight housing. It is ideal for applications that require precise pressure control and substantial flow capacity under variable operating conditions and limited space.

Maximum Supply Pressure: 10 bar (150 psi)
Supply Pressure Effect: 0.5 psi for 100 psi change
Flow Capacity: 10 SCFM @ 100 psi inlet
Exhaust Capacity: 7 SCFM
Sensitivity: 0.25 inH2O
Repeatability: 0.3% of span
Air Consumption: 6 SCFH maximum at 150 psi supply
Temperature Limits: -18 to 71°C (0 to 160°F)
Mounting: Pipe, panel, through body or optional bracket
Dimensions: 35.1 W x 35.1 D x 98.5 mm H (1.38 x 1.38 x 3.88')
Weight: 0.16 kg (0.35 lbs)
Port sizes(In/Out/Gauge): 1/16-27 NPT
    Body: Diecast aluminum alloy, chromate and epoxy paint
    Elastomers: Nitrile
    Trim: Zinc plated steel
    Additional Materials: Brass, aluminum, stainless steel, zinc plated steel

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Can the 10-32 pressure monitor ports on the side be used for air flow if we cap the other 4 1/16 NPT holes? Our application needs smaller fittings.

Asked by: houssic
No you cannot. The pressure monitor ports are not oriented correctly to allow for correct airflow.
Answered by: Applications Engineer JK
Date published: 2021-03-23
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