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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
9688
Quick exhaust valve SE-1/2-B
The Festo 9688 is a quick exhaust valve featuring G1/2 pneumatic connections for ports 1, 2, and 3, built with a die-cast aluminum housing and NBR seals. It operates within a pressure range of 0.3 bar to 10 bar and an ambient and medium temperature range of -20 °C to 75 °C, delivering a standard nominal exhaust air flow rate of 6480 l/min and a pressurization flow rate of 4560 l/min from 6 to 5 bar. Designed for any mounting position via screw-in installation, this 200 g component has a 15 mm nominal width and utilizes compressed air per ISO 8573-1:2010 [7:-:-] with oil lubrication possible. Submit the exact part number, quantity, and application requirements to request a quote for this item.
Request pricing and availabilityCommercial response within one business day for your destination and required quantity.
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
- 9688
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 9688.
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
- Quick exhaust
- Pneumatic connection 1
- G1/2
- Pneumatic connection 2
- G1/2
- Type of mounting
- Screw-in
- Standard nominal ow rate exhaust air 6->5 bar
- 6480 l/min
- Standard nominal ow rate pressurization 6->5 bar
- 4560 l/min
- Operating pressure
- 0.3 bar...10 bar
- Ambient temperature
- -20 °C...75 °C
- Housing material
- Die-cast aluminum
- Operating medium
- Compressed air as per ISO 8573-1:2010 [7:-:-]
- Nominal width
- 15 mm
- Mounting position
- Any
- 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...75 °C
- Product weight
- 200 g
- Pneumatic connection 3
- G1/2
- Seals material
- NBR
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 9688. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.