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Power HD WH-20KG
Standard

Power HD WH-20KG

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-07-28
Identity
Brand Power HD
Product Number (add)
Category Hobby
Performance
Torque
8.4V 277.80 oz-in
7.4V 250.02 oz-in
6.0V 208.35 oz-in
Speed
8.4V 0.08 sec/60°
7.4V 0.09 sec/60°
6.0V 0.11 sec/60°
Running Current (add)
Stall Current (add)
Physical
Weight 2.89 oz
Dimensions L 1.60 in
W 0.81 in
H 1.52 in
Case Material (add)
Drivetrain
Motor Type Coreless
Motor Drive (add)
Gears Steel
Gear Spline/Teeth 25 T estimate
Shaft Size (add)
Rotation Mode (add)
Rotation/Support Dual Bearings
Backlash (add)
Control & Signal
Modulation (add)
Direction (add)
Rotational Range (add)
Mechanical Limit (add)
Pulse Cycle (add)
Pulse Width (add)
Neutral Position 1520 µs
Dead Band (add)
Refresh Rate 333 Hz
Angle Sensor (add)
Control System (add)
Programmable Yes
Signal Voltage (add)
Electrical & Environment
Operating Voltage 6–8.4 V
Power Source (add)
Regulator Type (add)
Temperature -10–60 °C
Water Rating (add)
Certification (add)
Idle Current (add)
Connectivity
Connector JR (Universal) estimate
Wire Length (add)
Origin
Country of Origin Hong Kong

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.

Performance Analysis

Shaft Power 3.50–6.42 W
Torque Density2.5409 oz-in/g
Stronger than 27% of the 74 Power HD servos in the database
Torque-to-Volume Ratio105.77 oz-in/in³
Denser torque than 41% of the 74 Power HD servos in the database
Power Density3.259 W/in³
More power-dense than 62% of the 109 Power HD servos in the database
Speed-to-Weight0.11087 (1/sec·g)
Faster than 35% of the 75 Power HD servos in the database
Speed-Torque Trade-off22.92
Better balanced than 51% of the 74 Power HD servos in the database
Torque Gain per Volt13.89%/V
More voltage-responsive (torque) than 34% of the 68 Power HD servos in the database
Speed Gain per Volt15.62%/V
More voltage-responsive (speed) than 47% of the 69 Power HD servos in the database
Voltage Range Width2.4 V
Wider voltage range than 59% of the 82 Power HD servos in the database

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