1/4", 1/2", 3/4" Pressure Regulators

Midland-ACS 3550 Series 1/4" to 3/4" Pressure Regulators are 316L Stainless Steel units for the pressure regulation of compressed air and gases for the actuation industries.

Features and Benefits:

  • Specifically designed for Severe Environments
  • Non or Self-relieving
  • Ambient Temperature Range -20ºC to +80ºC (Low temperature version available)
  • 316L Stainless Steel Construction
  • Large flow charateristics
  • NACE capability option available

Ambient Temperature Range:

  • Standard: -20ºC to +80ºC (-4ºF to +176ºF)
  • Low Temp: -50ºC (-58ºF) (optional)

Maximum Relief Flow:

  • At 2 bar (29psi) secondary pressure 0.5cc/sec (0.03 cu in/sec)

Flow:

At 10 bar (145 psi) inlet pressure, 6 bar (87 psi) secondary pressure with 1 bar (14.5 psi) pressure drop

  • 1/4" - 3,780 l/min (133 SCFM)
  • 1/2" and 3/4" - 6,180 l/min (218 SCFM)

Ports NPT (BSP Option Available):

  • 1/4", 1/2", 3/4"

Gauge Ports:

  • 1/8" NPT
  • 1/4" NPT option available (suffix product code with an 'X')

Relief Vent Port:

  • 1/8" NPT (Fitted with breather)

Accessories Available:

  • Mounting Brackets
  • Stainless Steel Pressure Gauge
  • Hand Wheel

See Air Preparation Literature page for further details

3550 Series Pressure Regulator
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