Confirm the exact configuration
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
540444
Air solenoid valve MHA1-M1LH-3/2G-0,6-TC
The Festo part number 540444 is a 10 mm wide electrical industrial component featuring a 3/2-way, closed, monostable valve function and a direct control type with a soft sealing principle. It operates at 24V DC within an operating pressure range of 0 bar to 8 bar (0 psi to 116 psi), delivering a normal nominal flow rate of 10 l/min through a sub-base pneumatic working port and a 0.65 mm nominal width. This poppet valve includes a mechanical spring reset method, adjustable exhaust air function, detenting and non-detenting manual override, and is c UL us recognized under certificate UL MH19482 with an IP40 degree of protection. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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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
- 540444
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 540444.
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
- Width
- 10 mm
- Normal nominal ow rate (normalized to DIN 1343)
- 10 l/min
- Pneumatic working port
- Sub-base
- Operating voltage
- 24V DC
- Operating pressure
- 0 MPa...0.8 MPa | 0 bar...8 bar | 0 psi...116 psi
- Structural design
- Poppet valve with spring return
- Reset method
- Mechanical spring
- Degree of protection
- IP40
- Certication
- c UL us - recognized (OL)
- Certicate issuing authority
- UL MH19482
- Nominal width
- 0.65 mm
- Width dimension
- 10 mm
- Exhaust air function
- Adjustable
- Sealing principle
- Soft
- Mounting position
- Any
- Manual override
- Detenting | Non-detenting
- Type of control
- directly
- Flow direction
- Non-reversible
- Valve position ID
- Label
- Lap
- Negative overlap
- Note on forced dynamization
- Switching frequency at least once a week
- Signal status display
- LED
- Max. switching frequency
- 20 Hz
- Switching time off
- 4 ms
- On switching time
- 4 ms
- Duty cycle
- 100%
- Electrical power consumption
- 1.1 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 540444. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.