Festo MS4-LFR Filter Regulator 5μm G 1/4, 12 bar

  • RS Stock No. 121-5653
  • Mfr. Part No. MS4-LFR-1/4-D7-CRV-AS
  • Brand Festo
Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): HU
Product Details

FESTO MS-LFR Series Filter Regulators

The FESTO MS-LFR series offers a combined pressure regulator and filter. The MS4 and MS6 pneumatic filter regulators remove contaminants from compressed air down to a particle size of 5 μm or 40 μm (dependent on filter cartridge). The MS series regulators have a high flow rate and integrated return flow for exhausting air from port 2 to port 1.

Features and Benefits

  • Constant output pressure with return flow

  • Choice of fully automatic or manual drain

  • Plastic or fully integrated metal bowel guard

  • Can be fitted with analogue pressure gauge or sensor with LCD display

  • Rotary knob with a detent can be locked to prevent setting changes

  • Available in pressure ranges 0.3 bar to 7 bar and 0.5 bar to 12 bar

  • Available with G1/8 or G1/4 ports


  • Vertical assembly position

  • Fully automatic condensation drain

  • Standard nominal flow rate of 1,200 I/min

  • Optional mounting type of either front panel or line installation

  • G1/4 pneumatic connection

  • Aluminium die cast housing material

  • Rotary knob with lock actuator

Regulators and Filter Regulators

Attribute Value
Manufacturer Series MS4-LFR
Port Connection G 1/4
Drain Type Automatic
Filtration Size 5µm
Pressure Gauge Port G 1/4
Pressure Gauge Port Thread Size 1/4 in
Port Connection Thread Size 1/4 in
Maximum Operating Pressure 12 bar
Maximum Ambient Operating Temperature +60°C
Minimum Process Operating Temperature +5°C
Minimum Operating Pressure 2bar
Pressure Gauge Port Thread Standard G
Port Connection Thread Standard G
Process Operating Temperature Range +5 → +60°C
Minimum Ambient Operating Temperature +5°C
Maximum Process Operating Temperature +60°C
Bowl Material Polycarbonate
Ambient Operating Temperature Range +5 → +60°C
5 In stock - FREE next working day delivery available
5 available from Europe for delivery within 1 working day(s)
Price Each
£ 86.09
(exc. VAT)
£ 103.31
(inc. VAT)
Per unit
1 - 4
5 +
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