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SunFounder 55g
Large

SunFounder 55g

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-10-24
Identity
Brand SunFounder
Product Number CN0023
Category Hobby
Performance
Torque
6.0V 208.30 oz-in
4.8V 180.50 oz-in Below Average
Speed
6.0V 0.15 sec/60°
4.8V 0.18 sec/60° Average
Running Current
6.0V 0.330 A
4.8V 0.270 A
Stall Current 1.6–1.8 AAverage
Physical
Weight 1.94 ozTop 10%
Dimensions L 2.13 in
W 0.79 in
H 1.74 in
Drivetrain
Motor Type Coreless Brushed
Gears Metal
Gear Spline/Teeth 25 T
Rotation Mode Positional
Rotation/Support Dual Bearings
Control & Signal
Modulation Digital
Direction Counterclockwise
Rotational Range 180°
Mechanical Limit 240°
Pulse Width 1000-2000 µs
Neutral Position 1500 µs
Dead Band 3 µs
Programmable Yes
Electrical & Environment
Operating Voltage 4.8–6 V
Temperature -10–60 °C
Idle Current 0.003 A
Connectivity
Connector JR (Universal) estimate
Wire Length 300 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

TorqueBelow Average
Stronger than 25% of 25 Digital Large servos at 4.8V
SpeedAverage
Faster than 57% of 24 Digital Large servos at 4.8V
WeightTop 10%
Lighter than 94% of 145 Digital Large servos
Stall CurrentAverage
Lower draw than 63% of 92 Digital Large servos

Performance Analysis

Shaft Power 1.85–2.57 W
Power Density0.877 W/in³
More power-dense than 25% of 112 Digital Large servos
Torque Density3.2818 oz-in/g
Stronger than 52% of 24 Digital Large servos
Torque-to-Volume Ratio61.65 oz-in/in³
Denser torque than 33% of 25 Digital Large servos
Speed-to-Weight0.10101 (1/sec·g)
5th-highest speed-to-weight of 23 Digital Large servos
Speed-Torque Trade-off32.49
Better balanced than 24% of 22 Digital Large servos
Current-per-Torque Ratio0.0100 A/oz-in
More efficient than 87% of 704 Hobby servos
Idle-to-Running Current Ratio0.011
Lower idle draw than 92% of 333 Hobby servos
No-Load vs Stall Current Spread6.67
Narrower current spread than 73% of 347 Hobby servos
Torque Gain per Volt12.83%/V
More voltage-responsive (torque) than 21% of 25 Large servos
Speed Gain per Volt16.68%/V
More voltage-responsive (speed) than 48% of 28 Large servos
Voltage Range Width1.2 V
Wider voltage range than 2% of 124 Digital Large servos
Dead-Band-to-Pulse-Width Ratio0.0030
Finer dead band than 19% of 1066 Hobby servos

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