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Festo
558426
Push-button valve VHEM-PTCZ-M32C-M-G18
The Festo part number 558426 is a 20 mm wide industrial component featuring a 3/2 closed, monostable valve function with a poppet seat design and a standard nominal flow rate of 500 l/min. Designed for manual actuation requiring an actuating force of 46 N within a working pressure range of -0.95 to 8 bar, this externally piloted unit operates with compressed air according to ISO 8573-1:2010 [7:-:-] at temperatures between -10 and 60 °C. It includes a mechanical spring reset, a nominal size of 4 mm, a CRC 2 moderate corrosion resistance classification, and offers optional through-hole or front panel mounting. Submit the exact part number, quantity, and application requirements to request a quote.
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Request a Quote- Manufacturer
- Festo
- Part number
- 558426
- Data verification
- Manufacturer evidence reviewed
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Verified configuration
Technical Specifications
- Valve function
- 3/2 closed, monostable
- Type of actuation
- manual
- Width
- 20 mm
- Standard nominal flow rate
- 500 l/min
- Working pressure
- -0.95 ... 8 bar
- Design structure
- Poppet seat
- Type of reset
- mechanical spring
- Nominal size
- 4 mm
- Instructions for use
- Actuate only manually
- Type of piloting
- Piloted
- Pilot air supply
- external
- Pilot pressure
- 3.5 ... 8 bar
- Operating medium
- Compressed air in accordance with ISO8573-1:2010 [7:-:-]
- Note on operating and pilot medium
- Lubricated operation possible (subsequently required for further | operation)
- Corrosion resistance classification CRC
- 2 - Moderate corrosion stress
- Medium temperature
- -10 ... 60 °C
- Ambient temperature
- -10 ... 60 °C
- Actuating force
- 46 N
- Product weight
- 198 g
- Mounting type
- Optional | Front panel installation | with through hole
- Pilot air port 12
- M5
- Pneumatic connection, port
- 3 G1/8
- Materials note
- Conforms to RoHS
- Material seals
- NBR
- Material housing
- Wrought Aluminum alloy | Anodized
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 558426. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.