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Products/Festo/3339285
Festo 3339285 Air preparation combination unit LFR-1/4-DB-7-MINI-KC-MPA
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Festo

3339285

Air preparation combination unit LFR-1/4-DB-7-MINI-KC-MPA

The Festo 3339285 is a mini DB series shut off valve filter regulator with a structural design featuring a 108 mm width and a manual actuation type utilizing a rotary knob with detent and optional padlock actuator lock. This component operates within a pressure range of 0.15 MPa to 1 MPa (1.5 bar to 10 bar, 21 psi to 145 psi) and regulates pressure from 0.05 MPa to 0.7 MPa (0.5 bar to 7 bar, 7.25 psi to 101.5 psi) with a maximum standard flow rate of 2500 l/min and a standard nominal flow rate of 1900 l/min. Additional verified attributes include a 40 µm grade of filtration, a manually rotating condensate drain with a 13 ml maximum condensate volume, a pressure gauge, secondary exhausting, return flow function, and a vertical mounting position of +/- 5° without flow control option exhaust air function or primary pressure compensation. Submit the exact part number, quantity, and application requirements for a quote.

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Manufacturer
Festo
Part number
3339285
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 3339285.
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Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Size
Mini
Width
108 mm
Exhaust air function
Without ow control option
Series
DB
Actuation type
Manual
Actuator lock
Padlock (optional) | Rotary knob with detent
Mounting position
Vertical +/- 5°
Grade of ltration
40 µm
Condensate drain
Manually rotating
Structural design
Shut off valve lter regulator
Max. condensate volume
13 ml
Controller function
Outlet pressure constant | With secondary exhausting | With return ow function | Without primary pressure compensation
Pressure gauge
with pressure gauge
Operating pressure
0.15 MPa...1 MPa | 1.5 bar...10 bar | 21 psi...145 psi
Pressure regulation range MPa
0.05 MPa...0.7 MPa
Pressure regulation range
0.5 bar...7 bar
Pressure regulation range psi
7.25 psi...101.5 psi
Max. pressure hysteresis
0.5 bar
Max. standard ow rate
2500 l/min
Standard nominal ow rate
1900 l/min
Operating medium
Compressed air as per ISO 8573-1:2010 [7:9:4]
Information on operating and pilot media
Operation with oil lubrication not possible
Corrosion resistance class (CRC)
1 - Low corrosion stress
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Storage temperature
-5 °C...50 °C
Air quality class at the output
Compressed air as per ISO 8573-1:2010 [7:8:4]
Temperature of medium
-5 °C...50 °C

Engineering context

Identification and RFQ Guidance

Confirm the exact configuration

Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

What to include in your RFQ

Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.

Technical verification

Our sourcing response is prepared against Festo 3339285. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.