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Racerstar DS6221MG
Standard

Racerstar DS6221MG

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-07-10
Identity
Brand Racerstar
Category Hobby
Performance
Torque
6.0V 282.19 oz-in
4.8V 239.56 oz-in Average
Speed
6.0V 0.16 sec/60°
4.8V 0.18 sec/60° Below Average
Physical
Weight 2.19 ozAverage
Dimensions L 1.59 in
W 0.80 in
H 1.57 in
Drivetrain
Motor Type Brushed
Gears Metal
Rotation/Support Dual Bearings
Control & Signal
Modulation Digital
Rotational Range 120°
Neutral Position 1520 µs
Dead Band 2 µs
Control System PWM
Electrical & Environment
Operating Voltage 4.8–6 V
Connectivity
Connector JR (Universal)
Wire Length 260 mm

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

TorqueAverage
Stronger than 56% of 856 Digital Standard servos at 4.8V
SpeedBelow Average
Faster than 17% of 844 Digital Standard servos at 4.8V
WeightAverage
Lighter than 49% of 1822 Digital Standard servos

Performance Analysis

Shaft Power 2.46–3.26 W
Power Density1.633 W/in³
More power-dense than 36% of 1648 Digital Standard servos
Torque Density3.8639 oz-in/g
Stronger than 58% of 845 Digital Standard servos
Torque-to-Volume Ratio119.96 oz-in/in³
Denser torque than 52% of 855 Digital Standard servos
Speed-to-Weight0.08961 (1/sec·g)
Faster than 22% of 834 Digital Standard servos
Speed-Torque Trade-off43.13
Better balanced than 70% of 839 Digital Standard servos
Torque Gain per Volt14.83%/V
More voltage-responsive (torque) than 42% of 681 Digital Standard servos
Speed Gain per Volt10.43%/V
More voltage-responsive (speed) than 21% of 695 Digital Standard servos
Voltage Range Width1.2 V
Wider voltage range than 7% of 1286 Digital Standard servos

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