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.
Global industrial sourcing · Houston, Texas info@mropartsrfq.com
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Festo
544428
Linear actuator DGCI-40- -
The Festo 544428 is a double-acting industrial component featuring a 40 mm piston diameter, an adjustable stroke ranging from 100 mm to 2000 mm, and dual pneumatic shock absorber cushioning with hard and soft characteristic curves. This unit operates within a pressure range of 0.15 MPa to 0.8 MPa (1.5 bar to 8 bar / 21.75 psi to 116 psi) and includes a recirculating ball bearing guide, linear potentiometer position sensing, and compliance with ATEX and UKEX Zone 2 and Zone 22 explosion protection standards alongside RCM, CE, and UKCA markings. Submit the exact part number, quantity, and application requirements for a formal price quotation.
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
- 544428
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 544428.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Stroke
- 100 mm...2000 mm
- Stroke, servopneumatic positioning
- 100 mm...2000 mm
- Soft Stop stroke
- 100 mm...2000 mm
- Stroke reduction in the end positions
- 35 mm
- Shortest positioning stroke
- 3% of max. stroke | But maximum 20 mm
- Piston diameter
- 40 mm
- Cushioning
- Pneumatic shock absorber, hard characteristic curve | Pneumatic shock absorber, soft characteristic curve
- Mounting position
- Any
- Guide
- Recirculating ball bearing
- Position sensing
- With linear potentiometer attached
- Variants
- Axis clamping unit | Protected recirculating ball bearing guide | Additional slide, standard, on left | Additional slide, standard on right
- Operating pressure
- 0.15 MPa...0.8 MPa | 1.5 bar...8 bar | 21.75 psi...116 psi
- Mode of operation
- Double-acting
- Certication
- RCM compliance mark
- CE marking (see declaration of conformity)
- As per EU EMC directive | as per EU explosion protection directive (ATEX) | As per EU RoHS directive
- UKCA marking (see declaration of conformity)
- To UK instructions for EMC | acc. to UK EX instructions | To UK RoHS instructions
- Explosion protection certication outside the EU
- EPL Dc (GB) | EPL Gc (GB)
- Explosion prevention and protection
- Zone 2 (ATEX) | Zone 2 (UKEX) | Zone 22 (ATEX) | Zone 22 (UKEX)
- ATEX category gas
- II 3G
- ATEX category for dust
- II 3D
- Type of ignition protection for gas
- Ex ec IIC T4 Gc X
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 544428. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.