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Products/Festo/550501
Festo 550501 Air preparation combination unit MSB6N-1/2:C3J2D7A1F3-WP
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Festo

550501

Air preparation combination unit MSB6N-1/2:C3J2D7A1F3-WP

The Festo 550501 is a Size 6 MS series industrial component featuring a structural design with a branching module, soft-start valve, pressure switch, on/off valve, and a filter regulator with a pressure gauge. It operates within a 4.5 bar to 10 bar operating pressure range, delivering a normal nominal flow rate of 3100 l/min utilizing compressed air as per ISO 8573-1:2010 [7:4:4] or inert gases. This unit is equipped with a fully automatic condensate drain, a 40 µm filtration grade, a plastic bowl guard, and a rotary knob actuator lock with detent that can be closed with accessories. Submit the exact part number, quantity, and application requirements to request a quote.

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Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Festo references — within one business day.

Manufacturer
Festo
Part number
550501
Data verification
Manufacturer evidence reviewed

For a faster response, include quantity, condition, and delivery destination.

Exact part-number verificationTechnical properties are matched to 550501.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Size
6
Series
MS
Actuator lock
Rotary knob with detent | can be closed with accessories
Mounting position
Vertical ±5°
Grade of ltration
40 µm
Condensate drain
Fully automatic
Structural design
Branching module | Soft-start valve | Pressure switch | On/off valve | Filter regulator with pressure gauge
Controller function
Constant output pressure | With primary pressure compensation | With secondary exhausting | With return ow characteristic
Bowl guard
Plastic bowl guard
Pressure gauge
with pressure gauge
Operating pressure
4.5 bar...10 bar
Pressure regulation range
4 bar...9 bar
Normal nominal ow rate (normalized to DIN 1343)
3100 l/min
Coil characteristics
24 V DC: 2.5 W
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4] | Inert gases
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Storage temperature
-10 °C...60 °C
For use in the food industry
See supplementary material information
Air quality class at the output
Compressed air as per ISO 8573-1:2010 [7:4:4]
Temperature of medium
5 °C...50 °C
Ambient temperature
5 °C...50 °C
Product weight
3500 g
Type of mounting
With accessories

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 550501. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.