LFR-3/8-D-MINI-MPA Festo Filter Regulator

USD 148.98

Mini series filter regulator with G3/8 ports and 40 μm filtration. Features a 0.5–12 bar pressure range, analog gauge, and manual condensate drain.

SKU Festo-8002296 Category
Compressed air preparation

LFR-3/8-D-MINI-MPA Festo Filter regulator

Model Identifier LFR-3/8-D-MINI-MPA
Official Part Number 8002296
GTIN Standard 4052568423827

Technical Overview

The Festo LFR-3/8-D-MINI-MPA is a precision filter regulator from the D series, designed for industrial compressed air preparation. This mini-sized component combines a pressure regulator and a 40 µm filter into a single unit, featuring a G3/8 pneumatic connection and a robust die-cast zinc housing with a metal bowl guard. It is engineered to maintain stable output pressures between 0.5 and 12 bar while handling a standard nominal flow rate of up to 1600 l/min. The unit includes an integrated analog pressure gauge, a manually rotating condensate drain, and is compatible with inert gases. Note: This product is currently in a phase-out period as of 01/2027.

Key Features

  • Integrated filter and pressure regulator assembly
  • Rotary knob with detent for actuator locking
  • Metal bowl guard for increased protection
  • Vertical +/-5° mounting position
  • Manual rotating condensate drain
  • RoHS-compliant material construction
  • Lubricated operation capability

Standard nominal flow rate of 1600 l/min (standardised to DIN 1343).

Technical Specification Matrix

ParameterValue
SizeMini
SeriesD
Actuator lockRotary knob with detent
Mounting positionVertical +/-5°
Grade of filtration40 µm
Condensate drainManually rotating
DesignFilter regulator with pressure gauge
Max. condensate volume22 ml
Bowl guardMetal bowl guard
Symbol00991585
Pressure gauge (ANALOG) or Pressure display (DIGITAL)With pressure gauge
Operating pressure (MPa)0.1 MPa ... 1.6 MPa
Operating pressure (bar)1 bar ... 16 bar
Pressure regulation range0.5 bar ... 12 bar
Max. pressure hysteresis0.2 bar
Standard nominal flow rate (standardised to DIN 1343)1600 l/min
Operating mediumInert gases
Note on operating and pilot mediumLubricated operation possible (in which case lubricated operation will always be required)
Corrosion resistance class CRC2 - Moderate corrosion stress
LABS (PWIS) conformityVDMA24364-B1/B2-L
Storage temperature-10 °C ... 60 °C
Air purity class at outputCompressed air to ISO 8573-1:2010 [7:8:4] Inert gases
Media temperature-10 °C ... 60 °C
Ambient temperature-10 °C ... 60 °C
Product weight460 g
Type of mountingWith accessories
Pneumatic connection, port 1G3/8
Pneumatic connection, port 2G3/8
Note on materialsRoHS-compliant
Material housingDie-cast zinc
Material bowlPC

Industrial Applications

1. End-of-Line Packaging Machine Pneumatic Actuation

Used to condition factory compressed air prior to distribution to pneumatic valve manifolds and cylinders on high-speed packaging equipment. The regulator ensures that incoming air is filtered and regulated to a highly stable pressure, ensuring repeatable machine cycles.

Problem Solved

Prevents erratic cylinder speeds and inconsistent mechanical timing caused by factory line pressure fluctuations. The built-in filter prevents 40 micron or larger particulate matter and moisture from damaging delicate downstream pneumatic seals.

1600 l/min standard nominal flow rate40 µm grade of filtration0.2 bar max pressure hysteresisG3/8 pneumatic connection

2. Inert Gas Shielding Regulation for Metal Fabrication

Integrated directly into inert gas distribution networks to precisely step down primary pipeline pressure for localized welding stations or atmospheric isolation chambers, utilizing its robust zinc housing and wide regulation band.

Problem Solved

Solves the issue of unstable shielding gas flow which can lead to oxidation or weld porosity. It accurately drops variable operating pressures of up to 16 bar down to a highly controlled target between 0.5 and 12 bar for safe, consistent gas delivery.

Inert gases operating medium0.5 bar ... 12 bar pressure regulation range1 bar ... 16 bar operating pressureDie-cast zinc material housing

3. CNC Machining Center Air Blow-Off Systems

Deployed as a point-of-use air preparation unit on CNC machine tools to supply filtered, regulated air for chip clearing and coolant blow-off nozzles in environments with moderate corrosion stress.

Problem Solved

Eliminates the risk of spraying trapped compressor condensation onto finished machined components by capturing moisture. The rugged design safeguards the delicate internal components from flying metal chips and harsh cutting fluids.

Metal bowl guardManually rotating condensate drain22 ml max condensate volumeCorrosion resistance class CRC 2Polycarbonate (PC) material bowl

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