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SpringRC SM-S4303S
Standard

SpringRC SM-S4303S

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-07-28
Identity
Brand SpringRC
Category Hobby
Performance
Torque
6.0V 57.80 oz-in
4.8V 44.10 oz-in Below Average
Speed
6.0V 0.18 sec/60°
4.8V 0.20 sec/60° Below Average
Physical
Weight 1.41 ozAbove Average
Dimensions L 1.654 in
W 0.807 in
H 1.555 in
Drivetrain
Motor Type Brushed
Gears Hybrid
Gear Spline/Teeth 25 T estimate
Rotation/Support Bushing
Control & Signal
Modulation Analog
Rotational Range 180°
Neutral Position 1500 µs
Control System PWM
Electrical & Environment
Operating Voltage 4.8–6 V
Connectivity
Connector JR (Universal)
Origin
Country of Origin China

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 18% of 192 Analog Standard servos at 4.8V
SpeedBelow Average
Faster than 27% of 190 Analog Standard servos at 4.8V
WeightAbove Average
Lighter than 85% of 448 Analog Standard servos

Performance Analysis

Shaft Power 0.41–0.59 W
Power Density0.286 W/in³
More power-dense than 13% of 437 Analog Standard servos
Torque Density1.1025 oz-in/g
Stronger than 21% of 192 Analog Standard servos
Torque-to-Volume Ratio21.25 oz-in/in³
Denser torque than 5% of 192 Analog Standard servos
Speed-to-Weight0.12500 (1/sec·g)
Faster than 65% of 190 Analog Standard servos
Speed-Torque Trade-off8.82
Better balanced than 25% of 190 Analog Standard servos
Torque Gain per Volt25.89%/V
More voltage-responsive (torque) than 93% of 145 Analog Standard servos
Speed Gain per Volt9.25%/V
More voltage-responsive (speed) than 8% of 147 Analog Standard servos
Voltage Range Width1.2 V
Wider voltage range than 38% of 229 Analog Standard servos

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