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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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Festo
547121
Air solenoid valve VSVA-B-M52-MZH-A2-1AC1
The Festo 547121 is an 18 mm monostable 5/2-way industrial component featuring a piston gate valve structural design with soft sealing principles and a nominal width of 5 mm. Operating on 24V AC with electrical actuation and a piloted type of control, it delivers a normal nominal flow rate of 550 l/min across an operating pressure range of -0.09 MPa to 1 MPa. This unit conforms to ISO 15407-1 and VDMA 24563 standards, provides IP65 and NEMA 4 degrees of protection, and includes an adjustable exhaust air function with a mechanical spring reset. Submit the exact part number, quantity, and application requirements to receive a formal quote.
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Request a QuoteWhy no listed price?
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
- 547121
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 547121.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Valve function
- 5/2-way, monostable
- Actuation type
- Electrical
- Valve size
- 18 mm
- Normal nominal ow rate (normalized to DIN 1343)
- 550 l/min
- Pneumatic working port
- Sub-base, size 18 mm as per ISO 15407-1 | Connecting plate size 02 according to VDMA 24563 | G1/8
- Operating voltage
- 24V AC
- Operating pressure
- -0.09 MPa...1 MPa | -0.9 bar...10 bar
- Structural design
- Piston gate valve
- Reset method
- Mechanical spring
- Degree of protection
- IP65 | NEMA 4
- Nominal width
- 5 mm
- Exhaust air function
- Adjustable
- Sealing principle
- Soft
- Mounting position
- Any
- Conforms to standard
- ISO 15407-1 | VDMA 24563
- Manual override
- Non-detenting
- Type of control
- Piloted
- Pilot air supply port
- External
- Flow direction
- Reversible
- Lap
- Positive overlap
- Signal status display
- LED
- Pilot pressure MPa
- 0.3 MPa...1 MPa
- Pilot pressure
- 3 bar...10 bar
- Flow rate of pneumatic valve
- 750 l/min
- Flow rate of pneumatic valve on individual sub-base
- 550 l/min
- Optimized ow rate of pneumatic valve pneumatically concatenated ow
- 550 l/min
- Switching time off
- 35 ms
- On switching time
- 17 ms
Engineering context
Identification and RFQ Guidance
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 547121. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.