Graupner C 4621

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*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-09

Identity
Brand
Product Number	5126
Category	Hobby
Discontinued	Yes
Performance
Torque	4.8V114.00 oz-inAbove Average
Speed	4.8V0.14 sec/60°Above Average
Running Current	6.0V0.009 A
Physical
Weight	1.83 ozAverage
Dimensions	L 1.535 in W 0.75 in H 1.575 in
Drivetrain
Gears	Metal
Gear Spline/Teeth	23 T estimate
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Analog
Rotational Range	90°
Pulse Cycle	16.67 ms
Neutral Position	1520 µs
Refresh Rate	60 Hz
Angle Sensor	Potentiometer
Electrical & Environment
Operating Voltage	4.8–6 V
Idle Current	0.009 A
Connectivity
Connector	JR (Universal) estimate

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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.

Compatible Hardware

Amazon eBay

*Spec is estimated from brand data.

Class Comparison

Torque	Above Average Stronger than 68% of 192 Analog Standard servos at 4.8V
Speed	Above Average Faster than 89% of 190 Analog Standard servos at 4.8V
Weight	Average Lighter than 38% of 448 Analog Standard servos

Performance Analysis

Shaft Power	1.51 W
Power Density	0.830 W/in³ More power-dense than 70% of 437 Analog Standard servos
Torque Density	2.1965 oz-in/g Stronger than 72% of 192 Analog Standard servos
Torque-to-Volume Ratio	62.86 oz-in/in³ Denser torque than 73% of 192 Analog Standard servos
Speed-to-Weight	0.13763 (1/sec·g) Faster than 74% of 190 Analog Standard servos
Speed-Torque Trade-off	15.96 Better balanced than 60% of 190 Analog Standard servos
Idle-to-Running Current Ratio	1.000
Voltage Range Width	1.2 V Wider voltage range than 66% of 229 Analog Standard servos