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Premier Control Technologies Fluid Solutions

Drastar DR110 Series

  • For use in high flow applications with a cV value of 5.0
  • 3/4” and 1” NPT or BSP port options

Single-stage High Flow Pressure Reducing Regulator

Drastar’s DR110 series is a single stage high flow pressure reducing regulator available with either ½”, ¾” or 1” BSP or NPT connections with a Cv value of 5.0.

Inlet and Outlet pressures

DR110 series can be used with inlet pressures of up to 42, 150 or 250 bar (600, 2200, 3600 PSI) with full scale outlet pressures either being 2, 4, 7, 10, 20, 30, 40, 50, 100, 150 bar (29, 58, 100, 145, 290, 435, 580, 725, 1450, 2175 PSI).

DR110 set point control can either be with the control knob or a bolt.

Body materials

Body materials are 316L stainless steel for 250 bar pressure ratings or brass for lower pressure ratings.

Drastar’s regulators are oil-free, with all pressure regulators being assembled, cleaned, inspected, and packed in clean-rooms equipped with clean bench, helium detector, particle counter, ultrasonic cleaner, ultrapure water system, vacuum packaging machine.

Key specifications

TypeWater and Gas High Flow, Low Pressure - Pressure Reducing Regulator
Maximum Inlet Pressure3600 psi (250 Bar)
Maximum Outlet Pressure290 psi (20 Bar)
Cv Options5
Sensing TypeDiaphragm
Port Sizes1/2", 3/4", 1"
Port TypeNPT or BSP threaded, Flanged or Tube
ApplicationGas and Liquid

Data sheets and manuals


Common process applications and industrial uses include:

  • DI water
  • Industrial gases
  • Air or water lines

Other features

  • Temperature rating to 70C, optional 120C and 250C ratings
  • Panel mounting or wall mount with a bracket available as option
  • Flange or tube connections also available
  • Design proof pressure to 150% of pressure range

Model numbers

  • DR110-SL-000C-N2
  • DR110-SL-000C-N3
  • DR110-SL-000C-B2
  • DR110-SL-000C-B3
  • DR110-SL-000C-N2 F2
  • DR110-SL-000C-N2 F2
  • DR110-SL-000C-N3 F2
  • DR110-SL-000C-N2 T2
  • DR110-SL-000C-N2 T2
  • DR110-SL-000C-N3 T3
  • DR110-SL-002C-N1-F2
  • DR115-BS-007M-N3-F3-H2


The Drastar DR110 Series is widely used in the following industries:

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