SpringRC SM-S4306R

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*Based on known specs.

Technical Specifications

Last Updated: 2026-10-08

Identity
Brand
Product Number	SM-S4306R
Category	Robotics
Performance
Torque	6.0V 86.10 oz-in 4.8V 69.40 oz-in Average
Speed	6.0V 0.17 sec/60° 4.8V 0.20 sec/60° Below Average
Physical
Weight	1.45 ozAbove Average
Shape	Boxed
Dimensions	L 1.626 in W 0.807 in H 1.575 in
Drivetrain
Gears	Hybrid
Gear Spline/Teeth	25 T
Rotation Mode	Continuous
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Analog
Rotational Range	360°
Mechanical Limit	No Limit
Pulse Cycle	1.5 ms
Neutral Position	1500 µs
Control System	PWM
Electrical & Environment
Operating Voltage	4.8–7.2 V
Temperature	0–55 °C
Connectivity
Connector	JR (Universal)
Wire Length	270 mm
Origin
Country of Origin	China

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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

*Based on known specs.

Class Comparison

Torque	Average Stronger than 41% of 192 Analog Standard servos at 4.8V
Speed	Below Average Faster than 29% of 190 Analog Standard servos at 4.8V
Weight	Above Average Lighter than 81% of 448 Analog Standard servos

Performance Analysis

Shaft Power	0.64–0.94 W
Power Density	0.453 W/in³ More power-dense than 36% of 437 Analog Standard servos
Torque Density	1.6927 oz-in/g Stronger than 49% of 192 Analog Standard servos
Torque-to-Volume Ratio	33.58 oz-in/in³ Denser torque than 37% of 192 Analog Standard servos
Speed-to-Weight	0.12195 (1/sec·g) Faster than 59% of 190 Analog Standard servos
Speed-Torque Trade-off	13.88 Better balanced than 51% of 190 Analog Standard servos
Voltage Range Width	2.4 V Wider voltage range than 96% of 229 Analog Standard servos