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Graupner DS 121SC
Micro

Graupner DS 121SC

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-07-10
Identity
Brand Graupner
Product Number S4102.SC
Category Hobby
Performance
Torque
4.2V 2.36 oz-in
3.7V 2.08 oz-in
Speed
4.2V 0.04 sec/60°
3.7V 0.06 sec/60°
Running Current (add)
Stall Current (add)
Physical
Weight 0.07 oz
Dimensions L 0.79 in
W 0.24 in
H 0.79 in
Case Material (add)
Drivetrain
Motor Type 3-pole
Motor Drive (add)
Gears Plastic
Gear Spline/Teeth (add)
Shaft Size (add)
Rotation Mode (add)
Rotation/Support Bushing
Backlash (add)
Control & Signal
Modulation Digital
Direction (add)
Rotational Range (add)
Mechanical Limit (add)
Pulse Cycle (add)
Pulse Width (add)
Neutral Position (add)
Dead Band (add)
Refresh Rate (add)
Angle Sensor (add)
Control System PWM
Programmable (add)
Signal Voltage (add)
Electrical & Environment
Operating Voltage 2.8–4.2 V
Power Source (add)
Regulator Type (add)
Temperature (add)
Water Rating (add)
Certification (add)
Idle Current (add)
Connectivity
Connector SC
Wire Length (add)
Origin
Country of Origin (add)

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 0.06–0.11 W
Torque Density1.0947 oz-in/g
Torque-to-Volume Ratio13.68 oz-in/in³
Power Density0.717 W/in³
More power-dense than 5% of the 543 Digital Micro servos in the database
Speed-to-Weight8.77193 (1/sec·g)
Speed-Torque Trade-off0.12
Voltage Range Width1.4 V
Wider voltage range than 44% of the 405 Digital Micro servos in the database

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