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Products/Festo/8177443
Festo 8177443 Shut-off valve VBOC-L2-E-S7-P-M12-G18-E
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Festo

8177443

Shut-off valve VBOC-L2-E-S7-P-M12-G18-E

The Festo 8177443 is a 2/2-way closed monostable industrial component featuring pneumatic actuation and a G1/8 pneumatic connection for both ports 1 and 2. This welding spatter-resistant part includes an exhaust air one-way flow control function, manual exhaust, and detenting manual override, with a standardized nominal flow rate of 170 l/min in the flow control direction and 150 l/min to 200 l/min in the non-return direction. Designed for an operating pressure of 0.05 MPa to 1 MPa and an ambient temperature range of -5 °C to 60 °C, the unit operates with compressed air as per ISO 8573-1:2010 [7:4:4] and carries CE and UKCA markings per EMC and RoHS directives. Submit the exact part number, quantity, and application requirements to request a formal quote for this component.

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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
8177443
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 8177443.
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
2/2-way, closed, monostable
Selection of additional function
Exhaust air one-way ow control function
Pneumatic connection 1
G1/8
Pneumatic connection 2
G1/8
Actuation type
Pneumatic
Type of mounting
Screw-in | With external thread
Nominal ow rate in ow control direction standardized according to ISO
170 l/min
Nominal ow rate in non-return direction standardized according to ISO
150 l/min...200 l/min
Standard ow rate in ow control direction 0.6->0 MPa (6->0 bar, 87-
310 l/min
Standard ow rate in non-return direction at 0.6->0 MPa (6->0 bar, 87-
300 l/min...400 l/min
Operating pressure
0.05 MPa...1 MPa | 0.5 bar...10 bar
Ambient temperature
-5 °C...60 °C
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
CE marking (see declaration of conformity)
As per EU EMC directive | As per EU RoHS directive
UKCA marking (see declaration of conformity)
To UK instructions for EMC | To UK RoHS instructions
Mounting position
Any
Selection of additional function 2
Manual exhaust
Special features
Welding spatter-resistant
Type of seal on screwed plug
Sealing ring
Manual override
Detenting
Reset method
Mechanical spring
Pilot air supply port
External

Engineering context

Identification and RFQ Guidance

Confirm the exact configuration

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.

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 8177443. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.