Xpert RC PI-3431

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Technical Specifications

Last Updated: 2026-10-10

Identity
Brand
Product Number	PI-3431
Category	Hobby
Performance
Torque	6.6V 155.85 oz-in 6.0V 141.68 oz-in 4.8V 0.97 oz-in Bottom 10%
Speed	6.6V 0.06 sec/60° 6.0V 0.07 sec/60° 4.8V 0.08 sec/60° Above Average
Physical
Weight	1.59 ozAverage
Dimensions	L 1.606 in W 0.795 in H 1.055 in
Case Material	Aluminum / Plastic
Drivetrain
Motor Type	Brushless
Gears	Metal
Control & Signal
Neutral Position	1520 µs
Refresh Rate	333 Hz
Control System	PWM
Electrical & Environment
Operating Voltage	4.8–6.6 V
Origin
Country of Origin	USA

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Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Torque	Bottom 10% Stronger than 0% of 177 Low Profile servos at 4.8V
Speed	Above Average Faster than 75% of 175 Low Profile servos at 4.8V
Weight	Average Lighter than 58% of 358 Low Profile servos

Performance Analysis

Shaft Power	0.02–4.80 W
Power Density	3.566 W/in³ More power-dense than 32% of 32 Xpert RC servos
Torque Density	0.0216 oz-in/g Stronger than 0% of 25 Xpert RC servos
Torque-to-Volume Ratio	0.72 oz-in/in³ Denser torque than 0% of 27 Xpert RC servos
Speed-to-Weight	0.27778 (1/sec·g) Faster than 50% of 25 Xpert RC servos
Speed-Torque Trade-off	0.08 Better balanced than 0% of 27 Xpert RC servos
Torque Gain per Volt	8,870.56%/V 1st-highest torque gain per volt of 27 Xpert RC servos
Speed Gain per Volt	18.52%/V More voltage-responsive (speed) than 69% of 27 Xpert RC servos
Voltage Range Width	1.8 V Wider voltage range than 13% of 32 Xpert RC servos