HS-645MG High Torque, Metal Gear Premium Sport Servo

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  • Regular price $ 31.49

Key Features

  • Unique M/P
  • Metal Gear Train Technology
  • Durable High Torque Servo
  • Perfect for larger sport planes or monster trucks and buggies


The powerful HS-645MG is one of Hitec’s most popular servos. It’s the perfect choice for those larger sport planes or monster trucks and buggies requiring a durable high torque servo. Featuring our unique M/P and metal gear train technology, the HS-645MG offers one of the strongest gear trains available in any servo.

Product Specifications

Bearing Dual
Bushing Or Bearing Bearing
Current Draw Idle 8.8mA @ 4.8V; 9.1mA @ 6.0V
Deadband 8 microsecond
Gear Type Metal
Maximum Servo Speed 0.200+ sec
Maximum Servo Torque 100-199 oz-in
Motor Type 3-pole
Programmable No
Servo Operating Voltage 4.8 - 6.0V
Servo Size Category Standard
Servo Type Digital
Speed 0.24 sec/60 deg @ 4.8V; 0.20 sec/60 deg @ 6V at no load
Torque 106.9 oz-in (7.7kg-cm) @ 4.8V; 133.3 oz-in (9.6kg-cm) @ 6V