Hiwonder LDX-218

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*Based on known specs.

Technical Specifications

Last Updated: 2026-10-10

Identity
Brand
Product Number	LDX-218
Category	Robotics
Performance
Torque	7.4V 236.00 oz-in 6.6V 208.00 oz-in 6.0V 208.00 oz-in Below Average
Speed	7.4V0.16 sec/60°
Physical
Weight	1.98 ozTop 10%
Shape	Boxed
Dimensions	L 1.57 in W 0.78 in H 2.02 in
Drivetrain
Gears	Metal
Gear Spline/Teeth	25 T
Rotation Mode	Positional
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Rotational Range	180°
Pulse Cycle	20 ms
Pulse Width	500-2500 µs
Angle Sensor	Potentiometer
Control System	PWM
Programmable	No
Electrical & Environment
Operating Voltage	6–7.4 V
Idle Current	0.100 A
Connectivity
Connector	JR (Universal) estimate
Wire Length	300 mm

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*Based on known specs.

Class Comparison

Torque	Below Average Stronger than 25% of 33 Digital Large servos at 6.0V
Weight	Top 10% Lighter than 94% of 143 Digital Large servos

Performance Analysis

Shaft Power	2.73 W
Power Density	1.103 W/in³ More power-dense than 33% of 108 Digital Large servos
Torque Density	3.7143 oz-in/g Stronger than 50% of 31 Digital Large servos
Torque-to-Volume Ratio	84.08 oz-in/in³ Denser torque than 38% of 33 Digital Large servos
Speed-to-Weight	0.11161 (1/sec·g)
Speed-Torque Trade-off	33.28
Torque Gain per Volt	9.62%/V More voltage-responsive (torque) than 20% of 21 Digital Large servos
Voltage Range Width	1.4 V Wider voltage range than 11% of 131 Digital Large servos