Hitec HS-7985MG Digital High-Torque Metal Gear Servo

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The HS-7985MG High Torque Digital Servo has the added benefit of our G2 second generation programmable digital circuit. This circuit has twice the resolution of our original circuit while adding programmable overload protection. The technology doesn’t stop at the circuit board, with a high performance coreless motor, dual ball bearing supported output shaft, bushing supported gear shafts and our Heavy Duty Metal gear train, the HS-7985MG was designed to withstand the stress of larger high performance aircraft and on/off road vehicles.

Key Features:

  • Coreless Motor
  • Dual Ball Bearing Supported Output Shaft
  • Heavy Duty Metal Gear Train
  • G2 Digital Circuit
  • *** Programmable Features Include: ***
  • Dead Band Width
  • Direction of Rotation
  • Speed of Rotation (slower)
  • End Points
  • Neutral Points
  • Fail Safe On/Off
  • Fail Safe Point
  • Resolution* (default is high resolution)
  • Overload Protection* (default is off)
  • *these features are only programable with the HFP-20 field programmer (#44430)


  • Size Category: Standard
  • Type: Digital
  • Application: Larger Aircrafts and On/Off Road Vehicles
  • Torque: 144 oz/in (10.4 kg/cm) @ 4.8V, 172 oz/in (12.4 kg/cm) @ 6V
  • Speed: 0.16 sec/60 deg. @ 4.8V, 0.13 sec/60 deg. @ 6V
  • Length: 1.57 in
  • Width: 0.78 in
  • Height: 1.45 in
  • Weight: 2.18 oz
  • Bushing Or Bearing: Bearing
  • Bearing: Dual
  • Motor Type: Coreless
  • Gear Type: Metal

This product was added to our catalog on June 17, 2008