LFR-1-D-MAXI-MPA Festo Filter Regulator

USD 471.90

Maxi filter regulator with G1 ports, 40 μm filtration, and 10000 l/min flow rate. Features a 0.5–12 bar pressure range and vertical mounting position.

SKU Festo-8002281 Category
Compressed air preparation

LFR-1-D-MAXI-MPA Festo Filter regulator

Model Identifier LFR-1-D-MAXI-MPA
Official Part Number 8002281
GTIN Standard 4052568423674

Technical Overview

The Festo LFR-1-D-MAXI-MPA is a high-performance D series filter regulator designed for professional compressed air preparation. It features a Maxi size body with a 40 µm filtration grade and a pressure regulation range from 0.5 to 12 bar. Equipped with an integrated pressure gauge, a metal bowl guard, and a manual rotating condensate drain, this unit is engineered for reliability in systems requiring standard nominal flow rates up to 10,000 l/min. The device uses a rotary knob with a detent for actuator locking and is suitable for vertical mounting in moderate corrosion stress environments.

Key Features

  • Actuator lock with rotary knob and detent
  • 40 µm grade of filtration
  • Manually rotating condensate drain
  • Integrated pressure gauge
  • Metal bowl guard for increased protection
  • Vertical +/-5° mounting position
  • Moderate corrosion stress resistance (CRC 2)
  • RoHS-compliant materials
  • LABS (PWIS) conformity to VDMA24364-B1/B2-L

High standard nominal flow rate of 10,000 l/min for demanding pneumatic applications.

Technical Specification Matrix

ParameterValue
SizeMaxi
SeriesD
Actuator lockRotary knob with detent
Mounting positionVertical +/-5°
Grade of filtration40 µm
Condensate drainManually rotating
DesignFilter regulator with pressure gauge
Max. condensate volume80 ml
Bowl guardMetal bowl guard
Symbol00991589
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 hysteresis0.4 bar
Standard nominal flow rate (standardised to DIN 1343)10000 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 weight1470 g
Type of mountingWith accessories
Pneumatic connection, port 1G1
Pneumatic connection, port 2G1
Note on materialsRoHS-compliant
Material housingDie-cast zinc
Material bowlPC

Industrial Applications

1. High-Flow Pneumatic Tool Supply in Heavy Manufacturing

Utilized as the primary filter-regulator for centralized air distribution feeding multiple high-demand pneumatic tools on a heavy machinery assembly line. The unit handles up to 10000 l/min flow rates via its G1 pneumatic connection, while the 40 µm filter removes large particulates and bulk moisture.

Problem Solved

Prevents severe pressure drops when multiple high-consumption pneumatic tools are triggered simultaneously, and protects pneumatic motors from premature wear caused by pipe scale.

10000 l/min flow rateG1 connection40 µm filtrationDie-cast zinc housing16 bar max pressure

2. Inert Gas Pressure Regulation for Robotic Welding Cells

Deployed to regulate and filter inert shielding gases supplied to a multi-arm robotic welding station. Operating within a 0.5 to 12 bar regulation range, it ensures steady shielding gas flow, while the metal bowl guard and moderate corrosion resistance withstand the harshness of the welding environment.

Problem Solved

Eliminates porosity defects in weld joints by providing a highly stable, high-volume flow of clean inert gas without pressure fluctuations during simultaneous robotic weld cycles.

Inert gases compatibility0.5 bar ... 12 bar regulation rangeMetal bowl guardCorrosion resistance class CRC 2Maxi size

3. Main Air Preparation for High-Speed Packaging Lines

Acts as the frontline filter-regulator unit for large-scale pneumatic sorting conveyors. With a large 80 ml condensate volume and manually rotating drain, it effectively pre-filters factory air before it branches into smaller manifolds operating pneumatic pushers and grippers.

Problem Solved

Prevents erratic operation and seizing of downstream pneumatic cylinders by removing bulk condensate and contaminants from raw compressor air before it enters sensitive machine zones.

80 ml max condensate volumeFilter regulator with pressure gaugeISO 8573-1:2010 [7:8:4]Manually rotating drain1470 g weight

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