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Products/Festo/6890
Festo 6890 Vacuum generator VAK-1/4
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Festo

6890

Vacuum generator VAK-1/4

The Festo 6890 is a T-shaped industrial component featuring a die-cast aluminum housing, a 1 mm nominal width Laval nozzle, and integrated pneumatic ejector pulse functionality. It operates within a pressure range of 0.15 MPa to 1 MPa (1.5 bar to 10 bar / 21.75 psi to 145 psi) and delivers high vacuum characteristics up to 80% using compressed air as per ISO 8573-1:2010 [7:4:4]. Equipped with G1/4 pneumatic connections 1, 3, and vacuum connection, this unit is mounted via through-holes in any position and operates across a medium and ambient temperature range of -20 °C to 80 °C with VDMA24364-B1/B2-L LABS conformity. Submit the exact part number, quantity, and application requirements for a quote.

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Why 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
6890
Data verification
Manufacturer evidence reviewed

For a faster response, include quantity, condition, and delivery destination.

Exact part-number verificationTechnical properties are matched to 6890.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Nominal width of Laval nozzle
1 mm
Mounting position
Any
Ejector characteristics
High vacuum
Integrated function
Ejector pulse, pneumatic
Structural design
T-shape
Operating pressure
0.15 MPa...1 MPa | 1.5 bar...10 bar | 21.75 psi...145 psi
Max. vacuum
80 %
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Temperature of medium
-20 °C...80 °C
Ambient temperature
-20 °C...80 °C
Type of mounting
With through-hole
Pneumatic connection 1
G1/4
Pneumatic connection 3
G1/4
Vacuum connection
G1/4
Housing material
Die-cast aluminum

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 6890. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.