Servo HS422 Hitec


Known for its durability and could be easily modified, this servo is perfect for robotic applications.

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The output shaft is supported on the bottom and top with bronze bushing. The circuit board is separated from the motor shaft, so the potentiometer could be easily accessed.


  • Control System: +Pulse Width Control 1500usec Neutral
  • Required Pulse: 3-5 Volt Peak to Peak Square Wave
  • Operating Voltage: 4.8-6.0 Volts
  • Operating Temperature Range: -20 to +60 Degree C
  • Operating Speed (4.8V): 0.21sec/60° at no load
  • Operating Speed (6.0V): 0.16sec/60° at no load
  • Stall Torque (4.8V): 45.82 oz/in. (
  • Stall Torque (6.0V): 56.93 oz/in. (
  • Operating Angle: 45 Deg. one side pulse traveling 400usec
  • 360 Modifiable: Yes
  • Direction: Clockwise/Pulse Traveling 1500 to 1900usec
  • Current Drain (4.8V): 8mA/idle and 150mA no load operating
  • Current Drain (6.0V): 8.8mA/idle and 180mA no load operating
  • Dead Band Width: 8usec
  • Motor Type: 3 Pole Ferrite
  • Potentiometer Drive: Indirect Drive
  • Bearing Type: Dual Oilite Bushing
  • Gear Type: Nylon
  • Connector Wire Length: 11.81″ (300mm=11.81in)
  • Dimensions: See Schematics
  • Weight: 45.5g


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