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Servomech - linear actuator UBA

  • Speed up to 530 mm/s
  • Load capacity up to 15 kN in push or pull
  • IEC frame ac/dc motor options
  • Ball screw driven

Product description

Parallel design linear actuators

Rear hinged attachments. Input drive made with high precision timing belt transmissions.

Lubrication with synthetic grease (gearbox long life lubricated, screw drive regreasable).


UBA Series, ball screw drive:

5 standard sizes available

Ball screw from Ø 14 mm to Ø 32 mm

Linear speed from 23 mm/s to 530 mm/s

Load capacity from 4 kN to 15 kN

Standard stroke length up to 800 mm, special stroke length also available upon request

Performances with Duty Cycle Fi = 1000 % over 10 min at ambient temperature 25 °C


Available accessories:

Stroke length limit device (magnetic or inductive proximity)

Incremental or absolute encoder for positioning control

Prepared for IEC standard motors, AC or DC motors

Anti-turn device

Safety nut

Protective bellows


More option upon request, application dependant:

Push rod in stainless steel AISI 304

Outer tube in stainless steel AISI 304

Lubricants for high or low ambient temperature

Lubricants suitable for food industry

VITON or silicone special seals

Wiper seal on push rod with second lip in brass (ice scrapers)

Part numbers

Parts Price Force max Max. speed Static load max
1800 N 350 mm/s 1800 N
3400 N 330 mm/s 3400 N
3900 N 480 mm/s 3900 N
5700 N 470 mm/s 5700 N



Technical data

Duty cycle 100 %
Force max 1800 N
IP class IP55
Max. speed 350 mm/s
Static load max 1800 N
Stroke max 800 mm
Stroke min 100 mm
Supply voltage 24 V DC, 230 V AC, 3x230 V AC, 3x400 V AC
Temperature operational max 40 °C
Temperature operational min -10 °C
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