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SpringRC SR-401P
Robotics

SpringRC SR-401P

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 57.80 oz-in
6.0V 52.80 oz-in
Speed
7.4V 0.16 sec/60°
6.0V 0.18 sec/60°
Running Current (add)
Stall Current (add)
Rated Output Power (add)
Radial Load (add)
Physical
Weight 1.55 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 Plastic
Gear Ratio (add)
Gear Spline/Teeth 25 T
Shaft Size (add)
Rotation Mode Standard
Rotation/Support Single Bearing
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 0.54–0.67 W
Torque Density1.2000 oz-in/g
Stronger than 30% of the 156 Analog Standard servos in the database
Torque-to-Volume Ratio25.42 oz-in/in³
Denser torque than 26% of the 156 Analog Standard servos in the database
Power Density0.322 W/in³
More power-dense than 19% of the 421 Analog Standard servos in the database
Speed-to-Weight0.12626 (1/sec·g)
Faster than 68% of the 155 Analog Standard servos in the database
Speed-Torque Trade-off9.50
Better balanced than 31% of the 155 Analog Standard servos in the database
Torque Gain per Volt6.76%/V
More voltage-responsive (torque) than 9% of the 120 Analog Standard servos in the database
Speed Gain per Volt8.94%/V
More voltage-responsive (speed) than 5% of the 121 Analog Standard servos in the database
Voltage Range Width1.4 V
Wider voltage range than 89% of the 185 Analog Standard servos in the database

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