KO Propo BSx2-Power

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*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-10-26

Identity
Brand
Product Number	30204
Category	Hobby
Discontinued	Yes
Performance
Torque	7.4V 361.14 oz-in 6.0V 291.69 oz-in Above Average
Speed	7.4V 0.12 sec/60° 6.0V 0.15 sec/60° Average
Physical
Weight	2.24 ozAverage
Dimensions	L 1.614 in W 1.496 in H 0.787 in
Case Material	Aluminum
Drivetrain
Motor Type	Brushless
Gears	Metal / Steel
Gear Spline/Teeth	23 T estimate
Rotation/Support	Dual Bearings
Control & Signal
Programmable	Yes
Electrical & Environment
Operating Voltage	6–7.4 V
Power Source	LiPo / LiFe / Ni-MH
Connectivity
Connector	Futaba J
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 72% of 1307 Standard servos at 6.0V
Speed	Average Faster than 46% of 1289 Standard servos at 6.0V
Weight	Average Lighter than 39% of 2491 Standard servos

Performance Analysis

Shaft Power	3.60–5.56 W
Power Density	2.928 W/in³ More power-dense than 83% of 112 KO Propo servos
Torque Density	4.5935 oz-in/g Stronger than 83% of 37 KO Propo servos
Torque-to-Volume Ratio	153.50 oz-in/in³ Denser torque than 75% of 37 KO Propo servos
Speed-to-Weight	0.10499 (1/sec·g) Faster than 8% of 37 KO Propo servos
Speed-Torque Trade-off	43.75 Better balanced than 81% of 37 KO Propo servos
Torque Gain per Volt	17.01%/V More voltage-responsive (torque) than 71% of 29 KO Propo servos
Speed Gain per Volt	17.86%/V 5th-highest speed gain per volt of 29 KO Propo servos
Voltage Range Width	1.4 V Wider voltage range than 24% of 38 KO Propo servos