KO Propo RSx-12

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*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-26

Identity
Brand
Product Number	30114
Category	Hobby
Discontinued	Yes
Performance
Torque	6.0V104.18 oz-inAbove Average
Speed	6.0V0.13 sec/60°Average
Physical
Weight	0.92 ozAverage
Dimensions	L 1.299 in W 1.024 in H 0.591 in
Drivetrain
Motor Type	Coreless
Gears	Aluminum
Gear Spline/Teeth	23 T estimate
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Programmable	Yes
Electrical & Environment
Operating Voltage	6–6 V
Origin
Country of Origin	Japan

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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

*Spec is estimated from brand data.

Class Comparison

Torque	Above Average Stronger than 84% of 290 Digital Mini servos at 6.0V
Speed	Average Faster than 38% of 293 Digital Mini servos at 6.0V
Weight	Average Lighter than 45% of 505 Digital Mini servos

Performance Analysis

Shaft Power	1.48 W
Power Density	1.885 W/in³ More power-dense than 54% of 482 Digital Mini servos
Torque Density	4.0069 oz-in/g Stronger than 91% of 286 Digital Mini servos
Torque-to-Volume Ratio	132.52 oz-in/in³ Denser torque than 82% of 288 Digital Mini servos
Speed-to-Weight	0.29586 (1/sec·g) Faster than 39% of 289 Digital Mini servos
Speed-Torque Trade-off	13.54 Better balanced than 84% of 288 Digital Mini servos
Voltage Range Width	0.0 V Wider voltage range than 0% of 405 Digital Mini servos