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Xpert RC RP-4401-HV
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Xpert RC RP-4401-HV

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-09-24
Identity
Brand Xpert RC
Product Number (add)
Category Hobby
Performance
Torque
8.4V 252.24 oz-in
6.6V 198.21 oz-in
6.0V 180.29 oz-in
Speed
8.4V 0.05 sec/60°
6.6V 0.06 sec/60°
6.0V 0.07 sec/60°
Running Current (add)
Stall Current (add)
Physical
Weight (add)
Dimensions L 1.61 in
W 0.80 in
H 1.06 in
Case Material Aluminum / Plastic
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 6–8.4 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 4.76–9.52 W
Torque-to-Volume Ratio133.85 oz-in/in³
Denser torque than 65% of the 27 Xpert RC servos in the database
Power Density7.066 W/in³
2nd-highest power density of 32 Xpert RC servos
Speed-Torque Trade-off12.62
Better balanced than 54% of the 27 Xpert RC servos in the database
Torque Gain per Volt16.63%/V
More voltage-responsive (torque) than 15% of the 27 Xpert RC servos in the database
Speed Gain per Volt17.86%/V
More voltage-responsive (speed) than 65% of the 27 Xpert RC servos in the database
Voltage Range Width2.4 V
Wider voltage range than 58% of the 32 Xpert RC servos in the database

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