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Standard Discontinued

Protech B525

Compatible Hardware

*Based on known specs.

Technical Specifications

Last Updated: 2026-08-12
Identity
Brand Protech
Category Hobby
Discontinued Yes
Performance
Torque
6.0V 209.00 oz-in
4.8V 174.00 oz-in Average
Speed
6.0V 0.17 sec/60°
4.8V 0.22 sec/60° Bottom 10%
Physical
Weight 2.19 ozAverage
Dimensions L 1.61 in
W 0.79 in
H 1.57 in
Drivetrain
Gears Metal
Rotation/Support Single Bearing
Control & Signal
Control System PWM
Electrical & Environment
Operating Voltage 4.8 V

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.

Class Comparison

TorqueAverage
Stronger than 47% of 1307 Standard servos at 4.8V
SpeedBottom 10%
Faster than 9% of 1289 Standard servos at 4.8V
WeightAverage
Lighter than 42% of 2491 Standard servos

Performance Analysis

Shaft Power 1.46–2.27 W
Power Density1.138 W/in³
More power-dense than 36% of 2363 Standard servos
Torque Density2.8019 oz-in/g
Stronger than 47% of 1299 Standard servos
Torque-to-Volume Ratio87.14 oz-in/in³
Denser torque than 44% of 1303 Standard servos
Speed-to-Weight0.07320 (1/sec·g)
Faster than 8% of 1281 Standard servos
Speed-Torque Trade-off38.28
Better balanced than 68% of 1278 Standard servos

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