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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
577511
Air solenoid valve VUVS-LT20-M32C-MD-G18-F7-1C1
The Festo 577511 is a 21 mm electrical 3/2-way closed monostable industrial component featuring a plate seat structural design and soft sealing principle. It operates on 24V DC with an operating pressure range of 0.25 MPa to 1 MPa (2.5 bar to 10 bar), delivering a normal nominal flow rate of 600 l/min through G1/8 pneumatic working ports. Featuring a piloted type of control with internal pilot air supply, a nominal width of 5.2 mm, adjustable exhaust air function, and an IP65 degree of protection with a plug socket, it includes both detenting and non-detenting manual overrides and mechanical spring reset. Submit the exact part number, quantity, and application requirements for a 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
- 577511
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 577511.
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
- 3/2-way, closed, monostable
- Actuation type
- Electrical
- Valve size
- 21 mm
- Normal nominal ow rate (normalized to DIN 1343)
- 600 l/min
- Pneumatic working port
- G1/8
- Operating voltage
- 24V DC
- Operating pressure
- 0.25 MPa...1 MPa | 2.5 bar...10 bar
- Structural design
- Plate seat
- Reset method
- Mechanical spring
- Certication
- c UL us - recognized (OL)
- Degree of protection
- IP65 | With plug socket | As per IEC 60529
- Nominal width
- 5.2 mm
- Exhaust air function
- Adjustable
- Sealing principle
- Soft
- Mounting position
- Any
- Manual override
- Detenting | Non-detenting
- Type of control
- Piloted
- Pilot air supply port
- Internal
- Flow direction
- Non-reversible
- Lap
- Negative overlap
- b-value
- 0.39
- C value
- 2.3 l/sbar
- Switching time off
- 23 ms
- On switching time
- 9 ms
- Duty cycle
- 100%
- Max. positive test pulse with 0 signal
- 1900 µs
- Max. negative test pulse on 1 signal
- 2700 µs
- Coil characteristics
- 24 V DC: 2.6 W
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 577511. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.