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SpringRC SR-403P
Robotics

SpringRC SR-403P

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-07-10
Identity
Brand SpringRC
Product Number (add)
Category Robotics
Performance
Torque
7.4V 188.90 oz-in
6.0V 166.60 oz-in
Speed
7.4V 0.19 sec/60°
6.0V 0.21 sec/60°
Running Current (add)
Stall Current (add)
Rated Output Power (add)
Radial Load (add)
Physical
Weight 2.01 oz
Shape Boxed
Dimensions L 1.58 in
W 0.80 in
H 1.63 in
Case Material (add)
Drivetrain
Motor Type (add)
Motor Drive (add)
Gears Metal
Gear Ratio (add)
Gear Spline/Teeth 25 T
Shaft Size (add)
Rotation Mode Standard
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)
Resolution (add)
MCU (add)
Operating Modes (add)
Signal Voltage (add)
Electrical & Environment
Operating Voltage 6–7.4 V
Power Source (add)
Regulator Type (add)
Temperature (add)
Water Rating (add)
Certification (add)
Idle Current (add)
Connectivity
Connector (add)
Wire Length 300 mm
Baud Rate (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 1.47–1.84 W
Torque Density2.9228 oz-in/g
Stronger than 88% of the 156 Analog Standard servos in the database
Torque-to-Volume Ratio80.21 oz-in/in³
Denser torque than 86% of the 156 Analog Standard servos in the database
Power Density0.885 W/in³
More power-dense than 72% of the 421 Analog Standard servos in the database
Speed-to-Weight0.08354 (1/sec·g)
Faster than 11% of the 155 Analog Standard servos in the database
Speed-Torque Trade-off34.99
Better balanced than 93% of the 155 Analog Standard servos in the database
Torque Gain per Volt9.56%/V
More voltage-responsive (torque) than 29% of the 120 Analog Standard servos in the database
Speed Gain per Volt7.53%/V
More voltage-responsive (speed) than 3% of the 121 Analog Standard servos in the database
Voltage Range Width1.4 V
Wider voltage range than 88% of the 185 Analog Standard servos in the database

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