Protech B112

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*Based on known specs.

Technical Specifications

Last Updated: 2026-10-26

Identity
Brand
Product Number	B112
Category	Hobby
Discontinued	Yes
Performance
Torque	4.8V33.90 oz-inTop 10%
Speed	4.8V0.14 sec/60°Below Average
Physical
Weight	0.56 ozBottom 10%
Dimensions	L 1.16 in W 0.55 in H 0.98 in
Drivetrain
Gears	Plastic
Rotation/Support	Single Bearing
Control & Signal
Modulation	Analog
Control System	PWM
Electrical & Environment
Operating Voltage	4.8 V

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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.

Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Torque	Top 10% Stronger than 94% of 160 Analog Micro servos at 4.8V
Speed	Below Average Faster than 29% of 160 Analog Micro servos at 4.8V
Weight	Bottom 10% Lighter than 8% of 336 Analog Micro servos

Performance Analysis

Shaft Power	0.45 W
Power Density	0.716 W/in³ More power-dense than 31% of 322 Analog Micro servos
Torque Density	2.1188 oz-in/g Stronger than 49% of 160 Analog Micro servos
Torque-to-Volume Ratio	54.22 oz-in/in³ Denser torque than 59% of 160 Analog Micro servos
Speed-to-Weight	0.44643 (1/sec·g) Faster than 9% of 160 Analog Micro servos
Speed-Torque Trade-off	4.75 Better balanced than 92% of 159 Analog Micro servos