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Festo
545271
Hand lever valve VHER-AH-M04E-N12-UD
The Festo 545271 is a manual 4/3 exhausted rotary slide valve featuring a direct actuation type, a nominal size of 12 mm, and a standard nominal flow rate of 4,300 l/min. Designed with a hard sealing principle, freedom from overlap, and a reversible flow direction, this component operates within a working pressure range of -0.95 to 10 bar and an ambient temperature range of -20 to 80 °C. It includes a throttleable exhaust-air function, requires an actuation torque of 5 Nm, weighs 860 g, and connects via NPT1/2-14 ports with optional front panel or through-hole mounting. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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Request a Quote- Manufacturer
- Festo
- Part number
- 545271
- Data verification
- Manufacturer evidence reviewed
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Exact part-number verificationTechnical properties are matched to 545271.
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Verified configuration
Technical Specifications
- Valve function
- 4/3 exhausted
- Type of actuation
- manual
- Standard nominal flow rate
- 4,300 l/min
- Working pressure
- -0.95 ... 10 bar
- Design structure
- Rotary slide valve
- Nominal size
- 12 mm
- Exhaust-air function
- throttleable
- Sealing principle
- Hard
- Type of piloting
- direct
- Flow direction
- reversible
- Freedom from overlap
- Yes
- Switching position indicator
- with accessories
- Operating medium
- Compressed air in accordance with ISO8573-1:2010 [7:4:4]
- Note on operating and pilot medium
- Lubricated operation possible (subsequently required for further | operation)
- Corrosion resistance classification CRC
- 2
- Ambient temperature
- -20 ... 80 °C
- Actuation torque
- 5 Nm
- Product weight
- 860 g
- Mounting type
- Optional | Front panel installation | with through hole
- Pneumatic connection, port
- 4 NPT1/2-14
- Materials note
- Free of copper and PTFE | Contains PWIS substances
- Materials information for seals
- NBR
- Materials information, housing
- Aluminum die cast
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 545271. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.