These easy-to-install filter/regulators provide the precise pressure control necessary to optimize pump performance and efficiency. They feature built-in moisture and particulate removal to 5 microns, analog pressure gauge, "locking" pressure control, and standard manual drain, with optional automatic drain available. The automatic drain option is recommended for long-term performance.

  • Broad Operating Parameters – Handles operating pressures from 7 psig to 125 psig and temperatures from 40 to 140°F.
  • Precise Pressure Adjustment – Locking adjustment knob provides precise and secure pressure control and allows for infinitely variable flow rates.
  • Quick Release Bayonet Polypropylene Bowl – Provides access to filter element with quick 1/4-turn of the bowl.
  • High Visibility Bowl Guard – Unique liquid level indicator allows monitoring up to 30 ft. away and 20 angles.
  • Embedded Pressure Gauge


FR1                     FR2                    FR3                FR4          FR5 



FR1 NDP-5, 15 and 20

FR2 NDP-10 & 15

FR3 NDP-25

FR4 NDP-40

FR5 NDP-50 and 80

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