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Xpert RC SI-2201
Standard

Xpert RC SI-2201

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-07-10
Identity
Brand Xpert RC
Product Number (add)
Category Hobby
Performance
Torque
6.6V 101.81 oz-in
6.0V 92.51 oz-in
4.8V 74.03 oz-in
Speed
6.6V 0.04 sec/60°
6.0V 0.04 sec/60°
4.8V 0.05 sec/60°
Running Current (add)
Stall Current (add)
Physical
Weight 2.20 oz
Dimensions L 1.58 in
W 0.79 in
H 1.49 in
Case Material Aluminum
Drivetrain
Motor Type Brushless
Motor Drive (add)
Gears Metal
Gear Spline/Teeth (add)
Shaft Size (add)
Rotation Mode (add)
Rotation/Support (add)
Backlash (add)
Control & Signal
Modulation (add)
Direction (add)
Rotational Range (add)
Mechanical Limit (add)
Pulse Cycle (add)
Pulse Width (add)
Neutral Position 1520 µs
Dead Band (add)
Refresh Rate 333 Hz
Angle Sensor (add)
Control System PWM
Programmable (add)
Signal Voltage (add)
Electrical & Environment
Operating Voltage 4.8–6.6 V
Power Source (add)
Regulator Type (add)
Temperature (add)
Water Rating (add)
Certification (add)
Idle Current (add)
Connectivity
Connector (add)
Wire Length (add)
Origin
Country of Origin USA

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 2.74–5.23 W
Torque Density1.1845 oz-in/g
Stronger than 13% of the 25 Xpert RC servos in the database
Torque-to-Volume Ratio40.14 oz-in/in³
Denser torque than 8% of the 27 Xpert RC servos in the database
Power Density2.835 W/in³
More power-dense than 6% of the 32 Xpert RC servos in the database
Speed-to-Weight0.32000 (1/sec·g)
Faster than 63% of the 25 Xpert RC servos in the database
Speed-Torque Trade-off3.70
Better balanced than 23% of the 27 Xpert RC servos in the database
Torque Gain per Volt20.85%/V
4th-highest torque gain per volt of 27 Xpert RC servos
Speed Gain per Volt21.61%/V
5th-highest speed gain per volt of 27 Xpert RC servos
Voltage Range Width1.8 V
Wider voltage range than 29% of the 32 Xpert RC servos in the database

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