Compressed Air Preparation Systems
Product
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Mounting position
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Approval
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Operating medium
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Corrosion resistance class CRC
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LABS (PWIS) conformity
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Ambient temperature
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Product weight
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Symbol
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Note on operating and pilot medium
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Cleanroom class
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![]() Festo Compressed Air Filter Regulator Lubricator (FRL) Unit, 1/2", 0.5 to 12 bar Pressure Range, MSB6-1/2-FRC5:J1M1MSB6-1/2-FRC5:J1M1
KWD 60.000
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [-:4:-], Inert gases | VDMA24364-B1/B2-L | -10 °C ... 60 °C | 1495 g | 991761 | Lubricated operation possible (in which case lubricated operation will always be required) | ||||
![]() Festo Compressed Air Filter Regulator Lubricator (FRL) Unit, 1/2", 0.5 to 12 bar Pressure Range, MSB6-1/2-FRC11:J9M2MSB6-1/2-FRC11:J9M2
KWD 80.400
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [-:4:-], Inert gases | VDMA24364-B1/B2-L | -10 °C ... 60 °C | 1713 g | 991761 | Lubricated operation possible (in which case lubricated operation will always be required) | ||||
![]() Festo Compressed Air Filter Regulator Lubricator (FRL) Unit, 1/2", 0.5 to 12 bar Pressure Range, MSB6-1/2-FRC7:J3M1MSB6-1/2-FRC7:J3M1
KWD 60.000
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [-:4:-], Inert gases | VDMA24364-B1/B2-L | -10 °C ... 60 °C | 1495 g | 991761 | Lubricated operation possible (in which case lubricated operation will always be required) | ||||
![]() Festo Compressed Air Filter Regulator Lubricator (FRL) Unit, 1/2", 0.5 to 12 bar Pressure Range, MSB6-1/2-FRC12:J10M2MSB6-1/2-FRC12:J10M2
KWD 92.300
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [-:4:-], Inert gases | VDMA24364-B1/B2-L | -10 °C ... 60 °C | 1495 g | 991761 | Lubricated operation possible (in which case lubricated operation will always be required) | ||||
![]() Festo Compressed Air Filter Regulator Lubricator (FRL) Unit, 1/2", 0.5 to 12 bar Pressure Range, MSB6-1/2-FRC9:J11M2MSB6-1/2-FRC9:J11M2
KWD 80.400
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [-:4:-], Inert gases | VDMA24364-B1/B2-L | -10 °C ... 60 °C | 1713 g | 991761 | Lubricated operation possible (in which case lubricated operation will always be required) | ||||
![]() Festo Compressed Air Filter Regulator Lubricator (FRL) Unit, 1/2", 0.5 to 12 bar Pressure Range, MSB6-1/2-FRC5:J1M1-ZMSB6-1/2-FRC5:J1M1-Z
KWD 60.000
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [-:4:-], Inert gases | VDMA24364-B1/B2-L | -10 °C ... 60 °C | 1495 g | 991761 | Lubricated operation possible (in which case lubricated operation will always be required) | ||||
![]() Festo Compressed Air Filter Regulator Lubricator (FRL) Unit, 1/2", 0.5 to 12 bar Pressure Range, MSB6-1/2-FRC10:J12M2MSB6-1/2-FRC10:J12M2
KWD 92.300
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [7:4:-], Inert gases | VDMA24364-B1/B2-L | -10 °C ... 60 °C | 1713 g | 991599 | Lubricated operation possible (in which case lubricated operation will always be required) | ||||
![]() Festo Compressed Air Filter Regulator Lubricator (FRL) Unit, 1/2", 0.5 to 12 bar Pressure Range, MSB6-1/2-FRC6:J2M1MSB6-1/2-FRC6:J2M1
KWD 71.300
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [7:4:-], Inert gases | VDMA24364-B1/B2-L | -10 °C ... 60 °C | 1713 g | 991599 | Lubricated operation possible (in which case lubricated operation will always be required) | ||||
![]() Festo Compressed Air Filter Regulator Lubricator (FRL) Unit, 1/2", 0.5 to 12 bar Pressure Range, MSB6-1/2-FRC1:J5M1MSB6-1/2-FRC1:J5M1
KWD 60.000
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [-:4:-], Inert gases | VDMA24364-B1/B2-L | -10 °C ... 60 °C | 1495 g | 991761 | Lubricated operation possible (in which case lubricated operation will always be required) | ||||
![]() Festo Compressed Air Filter Regulator Lubricator (FRL) Unit, 1/2", 0.3 to 7 bar Pressure Range, MSB6-1/2-FRC13:J120M1MSB6-1/2-FRC13:J120M1
KWD 60.000
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [-:4:-], Inert gases | VDMA24364-B1/B2-L | -10 °C ... 60 °C | 1495 g | 991761 | Lubricated operation possible (in which case lubricated operation will always be required) | ||||
![]() Festo Compressed Air Filter Regulator Lubricator (FRL) Unit, 1/4", 0.5 to 12 bar Pressure Range, MSB6-1/4-FRC5:J1M1MSB6-1/4-FRC5:J1M1
KWD 60.000
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [-:4:-], Inert gases | VDMA24364-B1/B2-L | -10 °C ... 60 °C | 1495 g | 991761 | Lubricated operation possible (in which case lubricated operation will always be required) | ||||
![]() Festo Compressed Air Filter Regulator Lubricator (FRL) Unit, 3/8", 0.5 to 12 bar Pressure Range, MSB6-3/8-FRC5:J1M1MSB6-3/8-FRC5:J1M1
KWD 60.000
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [-:4:-], Inert gases | VDMA24364-B1/B2-L | -10 °C ... 60 °C | 1495 g | 991761 | Lubricated operation possible (in which case lubricated operation will always be required) | ||||
![]() Festo Filter Regulator, M5, 0.5 to 7 bar Pressure Range, MS2-LFR-M5-D6-C-P-M-A8-BMS2-LFR-M5-D6-C-P-M-A8-B
KWD 11.500
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [7:4:4] Inert gases | 1 - Low corrosion stress | VDMA24364-B1/B2-L | -5 °C ... 50 °C | 39 g | 991590 | Class 7 according to ISO 14644-1 | |||
![]() Festo Filter Regulator, M5, 0.5 to 7 bar Pressure Range, MS2-LFR-M5-D6-C-P-M-AR-BAR-BMS2-LFR-M5-D6-C-P-M-AR-BAR-B
KWD 14.400
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [7:4:4] Inert gases | 1 - Low corrosion stress | VDMA24364-B1/B2-L | -5 °C ... 50 °C | 46.8 g | 991589 | Class 7 according to ISO 14644-1 | |||
![]() Festo Filter Regulator, M5, 0.5 to 7 bar Pressure Range, MS2-LFR-M5-D6-C-P-M-AR-MPA-BMS2-LFR-M5-D6-C-P-M-AR-MPA-B
KWD 14.400
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Vertical +/-5° | Compressed air to ISO 8573-1:2010 [7:4:4] Inert gases | 1 - Low corrosion stress | VDMA24364-B1/B2-L | -5 °C ... 50 °C | 46.8 g | 991589 | Class 7 according to ISO 14644-1 | |||
![]() Festo Filter Regulator, QS-6, 0.5 to 7 bar Pressure Range, MS2-LFR-QS6-D6-C-P-M-A8-BMS2-LFR-QS6-D6-C-P-M-A8-B |
Vertical +/-5° | Compressed air to ISO 8573-1:2010 [7:4:4] Inert gases | 1 - Low corrosion stress | VDMA24364-B1/B2-L | -5 °C ... 50 °C | 35.7 g | 991590 | Class 7 according to ISO 14644-1 |

Compressed Air Preparation Systems
Compressed Air Preparation Systems are essential for ensuring the reliability, efficiency, and longevity of pneumatic systems. These systems play a critical role in filtering, regulating, and lubricating compressed air before it reaches downstream equipment. Designed to remove contaminants, control air pressure, and enhance lubrication, these components prevent system failures, reduce maintenance costs, and optimize performance. This category includes Air Filters, which eliminate dust, water, and oil particles; Air Lubricators, which provide precise oil mist for smooth operation; Filter Regulator Lubricator (FRL) Units, which combine filtering, regulating, and lubricating functions into one compact unit; Filter Regulators, which ensure clean and stable air pressure; and Pressure Regulators, which maintain consistent pressure for pneumatic tools and equipment. Leading brands like Festo offer high-quality air preparation solutions with superior durability, precision, and performance. These products are widely used in industrial automation, manufacturing, food processing, pharmaceuticals, and other industries requiring clean and controlled compressed air. By integrating advanced air preparation units, businesses can improve system efficiency, reduce downtime, and extend equipment life.