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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
540805
Air solenoid valve MDH-5/3E-D-1-M12D-C
The Festo part number 540805 is an electrical 5/3 exhausted piston gate valve featuring a soft sealing principle and an ISO 5599-1 compliant size 1 sub-base or G1/4 pneumatic working port. This 42 mm wide component operates at 24V DC within an operating pressure range of 3 bar to 10 bar, delivering a normal nominal flow rate of 1200 l/min through an 8 mm nominal width. Equipped with internal pilot air supply, adjustable exhaust air function, mechanical spring reset, and an IP65 degree of protection, the unit includes non-detenting manual override and allows for any mounting position. Submit the exact part number, quantity, and application requirements to receive a formal 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
- 540805
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 540805.
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
- 5/3 exhausted
- Actuation type
- Electrical
- Width
- 42 mm
- Normal nominal ow rate (normalized to DIN 1343)
- 1200 l/min
- Pneumatic working port
- Sub-base, size 1 according to ISO 5599-1 | G1/4
- Operating voltage
- 24V DC
- Operating pressure
- 3 bar...10 bar
- Structural design
- Piston gate valve
- Reset method
- Mechanical spring
- Degree of protection
- IP65
- Nominal width
- 8 mm
- Width dimension
- 43 mm
- Exhaust air function
- Adjustable
- Sealing principle
- Soft
- Mounting position
- Any
- Conforms to standard
- ISO 5599-1
- Manual override
- Non-detenting
- ISO code
- 157
- Type of control
- Piloted
- Pilot air supply port
- Internal
- Flow direction
- Non-reversible
- Lap
- Positive overlap
- Switching time off
- 55 ms
- On switching time
- 25 ms
- Duty cycle
- 100%
- Max. positive test pulse with 0 signal
- 3800 µs
- Max. negative test pulse on 1 signal
- 4900 µs
- Coil characteristics
- 24 V DC: 2.7 W
- Permissible voltage uctuations
- +/- 10%
- Operating medium
- Compressed air as per ISO 8573-1:2010 [7:4:4]
- Information on operating and pilot media
- Operation with oil lubrication possible (required for further use)
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 540805. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.