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Graupner DES 427 BB
Micro

Graupner DES 427 BB

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-08
Identity
Brand Graupner
Product Number 7910
Category Hobby
Performance
Torque
6.0V 27.78 oz-in
4.8V 22.22 oz-in Average
Speed
6.0V 0.15 sec/60°
4.8V 0.18 sec/60° Bottom 10%
Physical
Weight 0.26 ozAbove Average
Dimensions L 0.91 in
W 0.35 in
H 1.14 in
Drivetrain
Motor Type 3-pole
Gears Karbonite
Gear Spline/Teeth 15 T estimate
Rotation Mode Positional
Rotation/Support Dual Bearings
Control & Signal
Modulation Digital
Rotational Range 90°
Electrical & Environment
Operating Voltage 4.8–6 V
Idle Current 0.005 A
Connectivity
Connector JR (Universal)

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 35% of 328 Digital Micro servos at 4.8V
SpeedBottom 10%
Faster than 9% of 328 Digital Micro servos at 4.8V
WeightAbove Average
Lighter than 74% of 620 Digital Micro servos

Performance Analysis

Shaft Power 0.23–0.34 W
Power Density0.943 W/in³
More power-dense than 15% of 590 Digital Micro servos
Torque Density2.9826 oz-in/g
Stronger than 70% of 327 Digital Micro servos
Torque-to-Volume Ratio61.20 oz-in/in³
Denser torque than 35% of 327 Digital Micro servos
Speed-to-Weight0.74571 (1/sec·g)
Faster than 53% of 327 Digital Micro servos
Speed-Torque Trade-off4.00
Better balanced than 67% of 327 Digital Micro servos
Torque Gain per Volt20.85%/V
More voltage-responsive (torque) than 74% of 268 Digital Micro servos
Speed Gain per Volt16.68%/V
More voltage-responsive (speed) than 54% of 273 Digital Micro servos
Voltage Range Width1.2 V
Wider voltage range than 43% of 511 Digital Micro servos

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