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Hitec D645MW 32-Bit- High Torque- Metal Gear Servo

Hitec D645MW 32-Bit- High Torque- Metal Gear Servo
Hitec D645MW 32-Bit- High Torque- Metal Gear Servo

All Hitec D-Series servos have been designed using the brand new, cutting edge, custom engineering. Combining industry leading high-resolution, state-of-the-art ultra-response technology with a 32-bit MCU and 12-bit ADC for unprecedented programmability and flexibility, these servos deliver significantly smoother movement. The speedy, powerful line operates on a wide 4.8 ~ 8.4 voltage range, allowing use with any common battery chemistry without the need for adapters or regulators. Featuring Hitec’s industry standard 25-tooth output spline with 3mm hex screw, each D-Series servo brings monster performance never known before in the market.



Programmable PWM Digital Amplifier

32-Bit MCU with 12-Bit ADC Circuitry

4096 Resolution

1M Cycle Long Life Potentiometer

Wide Operating Voltage (4.8 ~ 8.4 Volts DC)

Dual Ball Bearing Supported Output Shaft

25-Tooth Output Spline


Programmable Functions

End Point Adjustments


Fail Safe

Dead Band

Speed (Slower)

Soft Start Rate

Overload Protection

Data Save / Load

Program Reset


D645MW Servo Specifications

Performance Specifications

Operating Voltage Range (Volts DC)

4.8V ~ 6.0V ~ 7.4V

Speed (Second @ 60°)

0.28 ~ 0.20 ~ 0.17

Maximum Torque Range oz. / in.

115 ~ 158 ~ 180

Maximum Torque Range kg. / cm.

8.3 ~ 11.3 ~ 12.9

Current Draw at Idle

30 mA

No Load Operating Current Draw

500 mA

Stall Current Draw

2,650 mA

Dead Band Width

2 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)


Weight (Gram)


Circuit Type

32bit Programable Digital

Motor Type

3 Pole Metal Brush Ferrite

Gear Material


Bearing Type

Dual Ball Bearing

Output Shaft (type / Ømm)


Case Material


Dust / Water Resistance

N / A

Connector Gauge (AWG) / Strand Count

22 / 60



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  • Stock: In Stock
  • Model: D645MW
  • Weight: 0.49kg
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