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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
161921
Solenoid valve MN2H-5/3B-D-02-S-110AC
The Festo 161921 is an electrical 5/3 pressurized industrial component featuring a piston slide design structure with a soft sealing principle and a 6 mm nominal size. This 18 mm wide piloted valve operates at a working pressure of -0.9 to 10 bar, a standard nominal flow rate of 500 l/min, and an external pilot pressure of 3 to 10 bar with a mechanical spring reset. Certified by Germanischer Lloyd and conforming to VDMA 24563, the IP65-rated unit includes a throttleable exhaust-air function, reversible flow direction, and detenting manual override available with accessories for any assembly position on a 19 mm grid dimension. Submit the exact part number, quantity, and application requirements to request a 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
- 161921
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 161921.
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 pressurized
- Type of actuation
- electrical
- Width
- 18 mm
- Standard nominal flow rate
- 500 l/min
- Working pressure
- -0.9 ... 10 bar
- Design structure
- Piston slide
- Type of reset
- mechanical spring
- Protection class
- IP65
- Authorization
- Germanischer Lloyd
- Nominal size
- 6 mm
- Grid dimension
- 19 mm
- Exhaust-air function
- throttleable
- Sealing principle
- soft
- Assembly position
- Any
- Conforms to standard
- VDMA 24563
- Manual override
- with accessories, detenting
- Type of piloting
- Piloted
- Pilot air supply
- external
- Flow direction
- reversible
- Pilot pressure
- 3 ... 10 bar
- Switching time off
- 30 ms
- Switching time on
- 18 ms
- Characteristic coil data
- 110 V AC: 50 Hz, switching power: 2 VA
- Operating medium
- filtered compressed air, grade of filtration 40 µm, lubricated or | unlubricated | Vacuum
- Corrosion resistance classification CRC
- 2
- Medium temperature
- -10 ... 50 °C
- Pilot medium
- filtered compressed air, grade of filtration 40 µm, lubricated or | unlubricated
- Ambient temperature
- -10 ... 50 °C
- Product weight
- 220 g
- Electrical connection
- Plug | to DIN 43650 | Design C
- Mounting type
- with through hole
- Auxiliary pilot air port 12/14
- Subbase VDMA 24563 size 2
- Pilot exhaust port 82/84
- Subbase VDMA 24563 size 2
- Pneumatic connection, port
- 5 Subbase VDMA 24563 size 2
- 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 161921. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.