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SpringRC SM-S4303B
Standard

SpringRC SM-S4303B

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-07-28
Identity
Brand SpringRC
Product Number (add)
Category Hobby
Performance
Torque
6.0V 60.60 oz-in
4.8V 48.20 oz-in
Speed
6.0V 0.14 sec/60°
4.8V 0.17 sec/60°
Running Current (add)
Stall Current (add)
Physical
Weight 1.55 oz
Dimensions L 1.65 in
W 0.81 in
H 1.56 in
Case Material (add)
Drivetrain
Motor Type Brushed
Motor Drive (add)
Gears Plastic
Gear Spline/Teeth 25 T estimate
Shaft Size (add)
Rotation Mode (add)
Rotation/Support Dual Bearings
Backlash (add)
Control & Signal
Modulation Analog
Direction (add)
Rotational Range 180°
Mechanical Limit (add)
Pulse Cycle (add)
Pulse Width (add)
Neutral Position 1500 µs
Dead Band (add)
Refresh Rate (add)
Angle Sensor (add)
Control System PWM
Programmable (add)
Signal Voltage (add)
Electrical & Environment
Operating Voltage 4.8–6 V
Power Source (add)
Regulator Type (add)
Temperature (add)
Water Rating (add)
Certification (add)
Idle Current (add)
Connectivity
Connector JR (Universal)
Wire Length (add)
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.

Performance Analysis

Shaft Power 0.52–0.80 W
Torque Density1.0955 oz-in/g
Stronger than 21% of the 157 Analog Standard servos in the database
Torque-to-Volume Ratio23.22 oz-in/in³
Denser torque than 12% of the 157 Analog Standard servos in the database
Power Density0.386 W/in³
More power-dense than 28% of the 421 Analog Standard servos in the database
Speed-to-Weight0.13369 (1/sec·g)
Faster than 71% of the 156 Analog Standard servos in the database
Speed-Torque Trade-off8.19
Better balanced than 17% of the 156 Analog Standard servos in the database
Torque Gain per Volt21.44%/V
More voltage-responsive (torque) than 86% of the 121 Analog Standard servos in the database
Speed Gain per Volt17.88%/V
More voltage-responsive (speed) than 68% of the 122 Analog Standard servos in the database
Voltage Range Width1.2 V
Wider voltage range than 36% of the 186 Analog Standard servos in the database

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