KingMax Hobby KM0940MA

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Technical Specifications

Last Updated: 2026-10-25

Identity
Brand
Product Number	KM0940MA
Category	Hobby
Performance
Torque	5.0V 69.45 oz-in 4.8V 59.73 oz-in Top 10%
Speed	5.0V 0.12 sec/60° 4.8V 0.14 sec/60° Average
Physical
Weight	0.46 ozTop 10%
Dimensions	L 0.93 in W 0.46 in H 0.84 in
Case Material	Metal
Drivetrain
Motor Type	Brushed
Gears	Aluminum
Gear Spline/Teeth	21 T
Rotation/Support	Bushing
Control & Signal
Modulation	Analog
Neutral Position	1520 µs
Dead Band	4 µs
Refresh Rate	50 Hz
Angle Sensor	Potentiometer
Control System	PWM
Electrical & Environment
Operating Voltage	4.8–6 V
Temperature	-10–60 °C
Water Rating	None
Connectivity
Connector	JR (Universal)
Wire Length	300 mm
Origin
Country of Origin	China

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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.

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Amazon eBay

*Based on known specs.

Class Comparison

Torque	Top 10% Stronger than 93% of 77 Analog Mini servos at 4.8V
Speed	Average Faster than 39% of 77 Analog Mini servos at 4.8V
Weight	Top 10% Lighter than 93% of 161 Analog Mini servos

Performance Analysis

Shaft Power	0.79–1.07 W
Power Density	2.978 W/in³ 3rd-highest power density of 158 Analog Mini servos
Torque Density	4.5946 oz-in/g 2nd-highest torque density of 77 Analog Mini servos
Torque-to-Volume Ratio	166.22 oz-in/in³ 1st-highest torque-to-volume ratio of 77 Analog Mini servos
Speed-to-Weight	0.54945 (1/sec·g) Faster than 78% of 77 Analog Mini servos
Speed-Torque Trade-off	8.36 Better balanced than 84% of 77 Analog Mini servos
Voltage Range Width	1.2 V Wider voltage range than 9% of 88 Analog Mini servos