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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
571425
Vacuum generator VABF-S4-1-V2B1-C-VH-20
Festo Vacuum generator VABF-S4-1-V2B1-C-VH-20, part number 571425, is documented in the official Festo United States product data sheet. Review the technical specifications and operating conditions below when requesting a quotation.
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Request a Quote- Manufacturer
- Festo
- Part number
- 571425
- Data verification
- Manufacturer evidence reviewed
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Verified configuration
Technical Specifications
Identification and family-level technical context are preserved from reviewed source evidence and official English-language manufacturer documentation.
- Nominal width of Laval nozzle
- 2 mm
- Muffler construction type
- Open
- Reverse polarity protection
- for all electrical connections
- Mounting position
- Any
- Ejector characteristics
- High vacuum | Standard
- Manual override
- Detenting | Non-detenting | Covered
- Structural design
- Non-modular
- Short-circuit protection
- Yes
- Measured variable
- Relative pressure
- Measuring principle
- Piezoresistive
- Switching function
- Threshold value comparator
- Integrated function
- Ejector pulse valve, electric | Flow control valve | Electric on-off valve | Electric air-saving function | Check valve | Muffler open | Vacuum switch
- Valve function
- 5/3-way, pressurized
- Switching element function
- N.O. contact
- Setting range hysteresis
- -0.9 bar...0 bar
- Setting range threshold value
- -0.999 bar...0 bar
- Operating pressure
- 4 bar...8 bar
- Nominal operating pressure
- 6 bar
- DC operating voltage range
- 21.6 V...26.4 V
- Inductive protective circuit
- Adapted to MZ, MY and ME coils
- Idle current
- 50 mA...150 mA
- Max. output current
- 50 mA
- Duty cycle
- 100%
- Voltage drop
- 1.5 V
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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 571425. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.