8072775

Name: Festo 8072775 Holding brake DACS-20-A-R3-S
Brand: Festo

Holding brake DACS-20-A-R3-S

The Festo part number 8072775 is an industrial component featuring a spring-clamped, air-released clamping type with an active direction on both sides for 20 mm round material, delivering a static holding force of 3300 N within an operating pressure range of 0.38 MPa to 0.8 MPa. Designed with any mounting position, position sensing via proximity switch, and a high corrosion stress resistance class (CRC 3), this unit operates in ambient temperatures from -20 °C to 80 °C utilizing compressed air as per ISO 8573-1:2010 [7:4:4]. It provides a safety function for stopping, holding, and blocking movement up to Category 1, Performance Level c, and includes TÜV certification with ATEX explosion prevention for Zones 1, 2, 21, and 22 alongside CE and UKCA markings. Submit the exact part number, quantity, and application requirements for a formal quote.

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Manufacturer: Festo
Part number: 8072775
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Technical Specifications

Mounting position: Any
Clamping type with active direction: Both sides | Clamped by spring, released by compressed air
Position sensing: Via proximity switch
Safety function: Holding and stopping a movement
Performance Level (PL): Stopping, holding, blocking of movement/Category 1, Performance | Level c
Operating pressure: 0.38 MPa...0.8 MPa | 3.8 bar...8 bar | 55.1 psi...116 psi
Max. permissible test pressure: 8 bar
Min. release pressure: 3.8 bar
Round material to be clamped: 20 mm
Certication: TÜV
CE marking (see declaration of conformity): as per EU machinery directive
UKCA marking (see declaration of conformity): To UK instructions for machines
Explosion prevention and protection: Observe the information on the certicate | Zone 1 (ATEX) | Zone 2 (ATEX) | Zone 21 (ATEX) | Zone 22 (ATEX)
Certicate issuing authority: TÜV CA 697
Operating medium: Compressed air as per ISO 8573-1:2010 [7:4:4]
Corrosion resistance class (CRC): 3 - High corrosion stress
LABS (PWIS) conformity: VDMA24364 Zone III
Ambient temperature: -20 °C...80 °C
Static holding force: 3300 N
Product weight: 3143 g
Type of mounting: With internal thread | With accessories
Clamping unit release connection: G1/8
Note on materials: RoHS compliant
Seals material: NBR

Engineering context

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Our sourcing response is prepared against Festo 8072775. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.