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Linear actuator series LD3

Stroke: 50...300 mm
Load: 150...1000 N
Speed: 5.5...36.5 mm/s
Voltage: 12 a 24 V
  • Linear actuator with DC motor
  • ACME screw
  • Spure gearbox
  • Preset limit switches
  • Setting movement direction by reversing voltage polarity
  • Protection level IP65
  • Noise level ≤70 dB

Options: all metal gears, stroke length, cable length, input voltage 36 or 48 V, hole diameter in the rod, adjustment of limit switches...

Actuator specifications

Ratio 5:1 10:1 20:1 30:1 40:1
Maximal load 150 N 250 N 500 N 800 N 1000 N
Speed at max. load 36.5 mm/s 23.5 mm/s 12.3 mm/s 7.5 mm/s 5.5 mm/s
Static load 500 N 2500 N 2500 N 2500 N 2500 N
Voltage 12 V 24 V 12 V 24 V 12 V 24 V 12 V 24 V 12 V 24 V
Current at rated load 2.0 A 1.0 A 2.4 A 1.2 A 2.6 A 1.3 A 2.9 A 1.5 A 2.8 A 1.4 A

Operating conditions

  • Duty cycle: 25 % (1 min. continuous operation in 4 min.)
  • Service life: min. 4 000 000 mm
  • Operating temperature: -25...+65 °C
  • Insulation class: F (155 °C)

Material

  • Metal gears (only first gear is made of plastic for noise reduction purpose)
  • Inner and outer tube: anodized aluminum
  • Gearbox and motor housing: zinc alloy
  • Steel spindle and plastic nut

Dimensions

Stroke S [mm] 50 100 150 200 250 300
Retracted length A [mm] 158 209 260 311 362 413
Weight [g] 860 940 1010 1090 1140 1200
Dimensions of actuator LD3
  • Stroke tolerance ±3.0 mm
  • Cable length 900 mm
Characteristic of actuator LD3

Accessories

Mounting bracket for linear actuator LD3 and LD20Clamp for linear actuator LD3

More pictures

Linear actuator LD3 with mounting brackets
Linear actuator LD3 with mounting brackets
© 2026 - Ing. Jiří Gross - DC motors with spur and planetary gearbox, linear actuators