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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.
Size Category Standard
Type Analog
Application Larger Aircraft and 1/10 Sport Vehicles
Torque 106.9 oz-in (7.7kg-cm) @ 4.8V; 133.3 oz-in (9.6kg-cm) @ 6V
Speed 0.24 sec/60 deg @ 4.8V; 0.20 sec/60 deg @ 6V, at no load
Length 1.59 in (40.6mm)
Width 0.77 in (19.8mm)
Height 1.48 in (37.8mm)
Weight 1.94 oz (55.2g)
Bushing Or Bearing Bearing
Bearing Dual
Motor Type 3 Pole
Connector Type Universal
Gear Type Metal
Current Draw Idle 8.8mA @ 4.8V; 9.1mA @ 6.0V
Voltage 4.8V to 6.0V
Deadband 8µs