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Festo
525173
Solenoid valve MHE3-MS1H-3/2O-QS-6-K
The Festo 525173 is an electrical 3/2 open, monostable industrial component featuring a pressure-relieved poppet valve design with a 14 mm width, 19 mm grid dimension, and 3 mm nominal size. This direct-piloted unit delivers a standard nominal flow rate of 200 l/min across a working pressure range of -0.9 to 8 bar, incorporating soft sealing, a mechanical spring reset, throttleable exhaust-air function, and an IP65 protection class rating with c UL us recognition. It permits a maximum switching frequency of 280 Hz with a 2.8 ms off switching time, Pushing manual override, reversible flow direction with restrictions, and any assembly position. Submit the exact part number, quantity, and application requirements for a formal quote.
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Request a Quote- Manufacturer
- Festo
- Part number
- 525173
- Data verification
- Manufacturer evidence reviewed
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Verified configuration
Technical Specifications
- Valve function
- 3/2 open, monostable
- Type of actuation
- electrical
- Width
- 14 mm
- Standard nominal flow rate
- 200 l/min
- Working pressure
- -0.9 ... 8 bar
- Design structure
- Pressure-relieved poppet valve
- Type of reset
- mechanical spring
- Protection class
- IP65
- Authorization
- c UL us - Recognized (OL)
- Nominal size
- 3 mm
- Grid dimension
- 19 mm
- Exhaust-air function
- throttleable
- Sealing principle
- soft
- Assembly position
- Any
- Manual override
- Pushing
- Type of piloting
- direct
- Flow direction
- reversible with restrictions
- Working pressure, reversible
- -0.9 ... 0 bar
- Maximum switching frequency
- 280 Hz
- Switching time off
- 2.8 ms
- Switching time on
- 2.3 ms
- Tolerance for Switching time OFF
- +10%/-50%
- Tolerance for Switching time ON
- +10%/-30%
- Measuring of the switching time at 1 Hz and above
- 0.2 ms
- Duty cycle
- 100%
- Characteristic coil data
- 24 V DC: low current phase: 1.6 W, high current phase: 6.5 W
- Permissible voltage fluctuation
- +/- 10 %
- Operating medium
- Filtered, unlubricated compressed air, 40 µm filtration | Filtered, lubricated compressed air, 40 µm filtration
- CE symbol (see declaration of conformity)
- according to EU-EMV guideline
- Restriction ambient and medium temperature
- related to switching frequency
- Corrosion resistance classification CRC
- 2
- Medium temperature
- -5 ... 60 °C
- Ambient temperature
- -5 ... 60 °C
- Product weight
- 120 g
- Electrical connection
- Cable
- Cable length
- 2.5 m
- Mounting type
- with through hole
- Pneumatic connection, 11
- QS-6
- Pneumatic connection, port
- 2 QS-6
- Pneumatic connection, 33
- QS-6
- Materials note
- Free of copper and PTFE
- Materials information for seals
- HNBR | NBR
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 525173. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.