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Products/Festo/542621
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Festo

542621

Service unit combination MSB4-1/4:C3J2D7A1F3-WP

The Festo part number 542621 is an industrial component of the MS series in size 4, featuring a branching module, an on/off valve with 24V DC characteristic coil data, a filter regulator with a pressure gauge, and a standard oil-mist lubricator. This unit operates within a working pressure of 4.5 to 10 bar and a pressure control range of 4 to 9 bar, delivering a standard nominal flow rate of 750 l/min for compressed air conforming to ISO8573-1:2010 [7:4:4] or inert gases. Equipped with a fully automatic condensate drain, a 40 µm filtration grade, a plastic bowl guard, and a rotary knob lockable actuator, the assembly functions in a vertical position within a +/- 5° tolerance. Submit your exact part number, quantity, and application requirements to request a quote for this component.

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Manufacturer
Festo
Part number
542621
Data verification
Manufacturer evidence reviewed

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Verified configuration

Technical Specifications

Size
4
Series
MS
Actuator lock
Rotary knob with lock | with accessories, lockable
Assembly position
Vertical +/- 5°
Grade of filtration
40 µm
Condensate drain
fully automatic
Design structure
Branching module | On/off valve | Filter regulator with pressure gauge | Standard oil-mist lubricator
Controller function
Output pressure constant | with initial pressure compensation | with secondary exhaust | with return flow
Bowl guard
Plastic guard
Pressure gauge
with pressure gauge
Working pressure
4.5 ... 10 bar
Pressure control range
4 ... 9 bar
Standard nominal flow rate
750 l/min
Characteristic coil data
24V DC
Operating medium
Compressed air in accordance with ISO8573-1:2010 [7:4:4] | Inert gases
Note on operating and pilot medium
Lubricated operation possible (subsequently required for further | operation)
Corrosion resistance classification CRC
2
Storage temperature
-10 ... 60 °C
Air purity class at output
Compressed air in accordance with ISO8573-1:2010 [7:4:4]
Medium temperature
-10 ... 50 °C
Ambient temperature
-10 ... 50 °C
Product weight
2,200 g
Mounting type
with accessories
Pneumatic connection, port
3 G1/4
Materials information, housing
Aluminum die cast
Materials information for bowl
PC

Engineering context

Identification and RFQ Guidance

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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.

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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 542621. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.