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Hitec D645MW
Standard

Hitec D645MW

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-07-28
Identity
Brand Hitec
Product Number 36645S
Category Hobby
Performance
Torque
7.4V 180.00 oz-in
6.0V 158.00 oz-in
4.8V 115.00 oz-in
Speed
7.4V 0.17 sec/60°
6.0V 0.20 sec/60°
4.8V 0.28 sec/60°
Physical
Weight 2.12 ozAverage
Dimensions L 1.61 in
W 0.78 in
H 1.49 in
Drivetrain
Motor Type 3-pole
Gears Metal
Rotation/Support Dual Bearings
Control & Signal
Modulation Digital
Dead Band 2 µs
Control System PWM
Electrical & Environment
Operating Voltage 3.5–8.4 V
Connectivity
Connector JR (Universal) estimate

Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.

Class Comparison

WeightAverage
Lighter than 60% of 1820 Digital Standard servos

Performance Analysis

Shaft Power 0.76–1.96 W
Power Density1.046 W/in³
More power-dense than 19% of 1646 Digital Standard servos
Torque Density1.9167 oz-in/g
Torque-to-Volume Ratio61.46 oz-in/in³
Speed-to-Weight0.05952 (1/sec·g)
Speed-Torque Trade-off32.20
Voltage Range Width4.9 V
Wider voltage range than 96% of 1273 Digital Standard servos

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