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Festo
549666
Quarter turn actuator DAPS-0008-090-R-F03
The Festo part number 549666 is a double-acting industrial component featuring a kinematic yoke system with a size 0008 valve actuator, an F03 flange hole pattern, and a 90-degree swivel angle. Operating within a pressure range of 0.1 MPa to 0.84 MPa at a nominal operating pressure of 0.56 MPa, this unit includes an ISO 5211 standard valve connection, a 10.1 mm shaft connection depth, and closes to the right with no cushioning or position sensing. Certified by TÜV Nord under certificate 212170801, the device complies with EU ATEX and UK EX directives for explosion prevention in Zones 1, 2, 21, and 22, and supports safety integrity levels up to SIL 2 in low demand mode. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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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
- 549666
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 549666.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Size of valve actuator
- 0008
- Flange hole pattern
- F03
- Swivel angle
- 90 deg
- Depth shaft connection
- 10.1 mm
- Standard connection for valve
- ISO 5211
- Cushioning
- No cushioning
- Mounting position
- Any
- Mode of operation
- Double-acting
- Structural design
- Kinematic yoke system
- Position sensing
- None
- Closing direction
- Closes to the right
- Valve connection conforms to standard
- VDI/VDE 3845 (NAMUR)
- Safety integrity level (SIL)
- Up to SIL 2 low demand mode
- Operating pressure
- 0.1 MPa...0.84 MPa | 1 bar...8.4 bar
- Nominal operating pressure
- 0.56 MPa | 5.6 bar
- Max. swivel frequency at 6 bar
- 1 Hz
- CE marking (see declaration of conformity)
- as per EU explosion protection directive (ATEX)
- UKCA marking (see declaration of conformity)
- acc. to UK EX instructions
- Explosion prevention and protection
- Zone 1 (ATEX) | Zone 2 (ATEX) | Zone 21 (ATEX) | Zone 22 (ATEX)
- Certicate issuing authority
- German Technical Control Board North (TÜV Nord) 212170801
- ATEX category gas
- II 2G
- ATEX category for dust
- II 2D
- Type of ignition protection for gas
- Ex h IIC T6...T3 Gb X
- Type of (ignition) protection for dust
- Ex h IIIC T85°C...T200°C Db X
- Explosive ambient temperature
- -20°C <= Ta <= +60°C
- 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)
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 549666. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.