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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
159681
Air solenoid valve MN1H-5/3G-D-1-C
The Festo part number 159681 is an electrical 5/3-way closed industrial component featuring a piston gate valve structural design and a mechanical spring reset method. This unit operates within a pressure range of 0.3 MPa to 1 MPa (3 bar to 10 bar) and delivers a normal nominal flow rate of 1200 l/min through an ISO 5599-1 size 1 sub-base or G1/4 pneumatic working port. Built with an IP65 degree of protection, a soft sealing principle, an 8 mm nominal width, and adjustable exhaust air function, it conforms to ISO 5599-1 standards and carries c UL us recognized and DNV maritime certifications. Submit the exact part number, quantity, and application requirements to request a quote for this component.
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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
- 159681
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 159681.
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-way, closed
- Actuation type
- Electrical
- Width
- 42 mm
- Normal nominal ow rate (normalized to DIN 1343)
- 1200 l/min
- Pneumatic working port
- Sub-base, size 1 according to ISO 5599-1 | G1/4
- Operating voltage
- Via solenoid coil, to be ordered separately
- Operating pressure
- 0.3 MPa...1 MPa | 3 bar...10 bar
- Structural design
- Piston gate valve
- Reset method
- Mechanical spring
- Certication
- c UL us - recognized (OL)
- Maritime classication
- See certicate
- Certicate issuing authority
- DNV-TAA000032X | UL MH19482
- Degree of protection
- IP65
- Nominal width
- 8 mm
- Width dimension
- 43 mm
- Exhaust air function
- Adjustable
- Sealing principle
- Soft
- Mounting position
- Any
- Conforms to standard
- ISO 5599-1
- Manual override
- Detenting via accessory | Non-detenting
- ISO code
- 156
- Type of control
- Piloted
- Pilot air supply port
- Internal
- Flow direction
- Non-reversible
- Lap
- Positive overlap
- Suitability for vacuum
- No
- Switching time off
- 44 ms
- On switching time
- 20 ms
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 159681. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.