Servo Actuator

Rugged and Durable Rotating Type Servo
for Professional Intensive Applications


  • Conversion of manned aircraft into UAV
  • Equipping of manned aircraft with automatic piloting system (APS)
  • Power movement of UAV control surfaces and elements
  • Other types of unmanned vehicles

Main feedback data from servo-drive

  • Actual position, actual velocity
  • Bus voltage, active motor current
  • Power stage & BLDC motor temperature
  • Humidity control inside the case


Parameter Value
Rated voltage 24 VDC
Absolute supply voltage range (min. – max.)1 9 – 75 VDC
Recommended power supply voltage range 12 VDC – 40 VDC
Standby Current at rated voltage 0.12 A
Rated Current at rated voltage 6.4 A
Peak Current at rated voltage 10.1 A
Rated Continuous Torque at rated speed 15.5 Nm
Intermittent torque 20 Nm
Peak Torque at rated voltage 25 Nm
Rated Speed at rated torque 454 °/s
Default Travel Angle No Default Travel Angle
Max. Travel Angle ≤ 360°
Backlash (mechanical) ≤ 0.4°
Position Error under Temperature ≤ 0.1°
Operating Temperature Range -40°C … +85°C (-40°F … +185°F)
Storage Temperature Range -40°C … +90°C (-40°F … +194°F)
Weight (including match connector) 1500 g (52.9 oz) ±10%
IP Ratings (Ingress Protection) IP65
Size 195 mm x 108 mm x 50 mm
Control interface RS485 (ICD); CANopen; EtherCAT; CAN (proprietary)

* Data is related to SD-01B-24-108 modification


Model: SD-01-20
Rated speed motor for continuous operation, min-1: 4500
Reduction ratio: 20:1 80:1 160:1 160:1
Rated output shaft speed for continuous operation, min-1: 262 65.5 32.75 28.1
Rated output shaft torque for continuous operation, Nm: 3.4 13.1 20.0 7.96
Nominal force on the breakaway element, N: 340 1310 2000 796

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Phone: +1 650 584-3176
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