8177444

Name: Festo 8177444 Shut-off valve VBOC-L2-E-S7-P-M12-G14-E
Brand: Festo

Shut-off valve VBOC-L2-E-S7-P-M12-G14-E

The Festo part number 8177444 is a 2/2-way, closed, monostable industrial component featuring an exhaust air one-way flow control function and manual exhaust capability. Designed with G1/4 pneumatic connections on both ports and external thread screw-in mounting, this pneumatically actuated valve operates within a pressure range of 0.05 MPa to 1 MPa (0.5 bar to 10 bar) and ambient temperatures from -5 °C to 60 °C using compressed air as per ISO 8573-1:2010 [7:4:4]. It delivers a nominal flow rate in the flow control direction of 360 l/min and incorporates welding spatter-resistant construction with a detenting manual override and sealing ring on the screwed plug. Submit the exact part number, quantity, and application requirements to receive a formal quotation 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: 8177444
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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: G1/4
Pneumatic connection 2: G1/4
Actuation type: Pneumatic
Type of mounting: Screw-in | With external thread
Nominal ow rate in ow control direction standardized according to ISO: 360 l/min
Nominal ow rate in non-return direction standardized according to ISO: 290 l/min...410 l/min
Standard ow rate in ow control direction 0.6->0 MPa (6->0 bar, 87-: 650 l/min
Standard ow rate in non-return direction at 0.6->0 MPa (6->0 bar, 87-: 620 l/min...740 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

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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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Technical verification

Our sourcing response is prepared against Festo 8177444. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.