KO Propo BSx3-one10

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*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-26

Identity
Brand
Product Number	30213
Category	Hobby
Discontinued	Yes
Performance
Torque	7.4V 247.24 oz-in 6.0V 211.13 oz-in Above Average
Speed	7.4V 0.10 sec/60° 6.0V 0.12 sec/60° Below Average
Physical
Weight	1.69 ozAverage
Dimensions	L 1.594 in W 0.827 in H 1.024 in
Case Material	Aluminum
Drivetrain
Motor Type	Brushless
Gears	Aluminum
Gear Spline/Teeth	23 T estimate
Rotation/Support	Dual Bearings
Control & Signal
Control System	HCS / PWM
Programmable	Yes
Electrical & Environment
Operating Voltage	6–7.4 V
Power Source	LiPo / LiFe / Ni-MH
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 79% of 229 Low Profile servos at 6.0V
Speed	Below Average Faster than 29% of 227 Low Profile servos at 6.0V
Weight	Average Lighter than 56% of 414 Low Profile servos

Performance Analysis

Shaft Power	3.25–4.57 W
Power Density	3.387 W/in³ More power-dense than 90% of 112 KO Propo servos
Torque Density	4.3985 oz-in/g Stronger than 81% of 37 KO Propo servos
Torque-to-Volume Ratio	156.41 oz-in/in³ Denser torque than 83% of 37 KO Propo servos
Speed-to-Weight	0.17361 (1/sec·g) Faster than 36% of 37 KO Propo servos
Speed-Torque Trade-off	25.34 Better balanced than 78% of 37 KO Propo servos
Torque Gain per Volt	12.22%/V More voltage-responsive (torque) than 14% of 29 KO Propo servos
Speed Gain per Volt	14.29%/V More voltage-responsive (speed) than 79% of 29 KO Propo servos
Voltage Range Width	1.4 V Wider voltage range than 73% of 38 KO Propo servos