Hitec HS645MG HiTorque servo

Reference: HS645MG

VAT included

Hitec HS645MG HiTorque servo



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.


*Top Selling High Torque Metal Gear Servo

*Strong Three-Pole Ferrite Motor

*Heavy Duty Metal Gear Train Featuring our Revolutionary Metal/Plastic First Gear (MP Gear)

*Dual Ball Bearing-Supported Output Shaft

Performance Specifications:

Operating Voltage Range (Volts DC) 4.8V ~ 6.0V

Speed (Second @ 60°) 0.24 ~ 0.20

Maximum Torque Range oz. / in. 107 ~ 133

Maximum Torque Range kg. / cm. 7.7 ~ 9.6

Current Draw at Idle 9.1 mA

No Load Operating Current Draw 450 mA

Stall Current Draw 2,500 mA

Dead Band Width 8 µs

Physical Specifications:

Dimensions (Inches) 1.59 x 0.77 x 1.48

Dimensions (Metric) 40.6 x 19.8 x 37.8

Weight (Ounces) 1.94

Weight (Gram) 55.2

Circuit Type HT7003 Analog SMT

Motor Type 3 Pole Metal Brush Ferrite

Gear Material Metal

Bearing Type Dual Ball Bearing

Output Shaft (type / Ømm) Standard 24

Case Material Plastic

Dust / Water Resistance N / A

Connector Gauge (AWG) / Strand Count 22 / 60

4 Items

Data sheet

Servo gear material
Metal gear
Servo Voltage
4.8v - 6.0v
Servo Size

Specific References

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