CubeMars AK80-9 KV100

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Technical Specifications

Last Updated: 2026-10-24

Identity
Brand
Product Number	AK80-9 KV100
Category	Robotics
Performance
Torque	48.0V2,549.02 oz-inAbove Average
Speed	48.0V0.03 sec/60°Average
Running Current	48.0V10.300 AAverage
Stall Current	≤22.3 AAverage
Rated Output Power	330.0 W
Physical
Weight	17.11 ozAverage
Shape	Cylindrical
Dimensions	L 1.516 in W — H — ∅ 3.86 in
Case Material	Aluminum
Drivetrain
Motor Type	Brushless
Motor Drive	FET
Gears	Metal
Gear Ratio	9:1
Rotation Mode	Multi-turn
Backlash	0.190°
Control & Signal
Angle Sensor	Magnetic Encoder
Control System	CAN
Programmable	Yes
Resolution	16,384 pulse/rev
Operating Modes	Servo, MIT
Electrical & Environment
Operating Voltage	48–48 V
Temperature	-20–50 °C
Connectivity
Connector	XT30
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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*Based on known specs.

Class Comparison

Torque	Above Average Stronger than 75% of 52 Custom servos at 48.0V
Speed	Average Faster than 55% of 61 Custom servos at 48.0V
Weight	Average Lighter than 52% of 74 Custom servos
Running Current	Average Lower draw than 38% of 51 Custom servos at 48.0V
Stall Current	Average Lower draw than 42% of 66 Custom servos

Performance Analysis

Shaft Power	181.27 W
Power Density	8.034 W/in³ More power-dense than 76% of 26 Custom servos
Torque Density	5.2557 oz-in/g Stronger than 71% of 39 CubeMars servos
Torque-to-Volume Ratio	112.97 oz-in/in³ Denser torque than 59% of 28 CubeMars servos
Speed-to-Weight	0.07930 (1/sec·g) Faster than 38% of 49 CubeMars servos
Speed-Torque Trade-off	66.27 Better balanced than 71% of 39 CubeMars servos
Current-per-Torque Ratio	0.0087 A/oz-in More efficient than 59% of 33 CubeMars servos
No-Load vs Stall Current Spread	2.17 Narrower current spread than 81% of 37 CubeMars servos
Voltage Range Width	0.0 V Wider voltage range than 57% of 50 CubeMars servos

Notes

Rated Torque 9Nm (1274.508 oz-in). Rated current 10.3A. Rated speed 390 RPM. Encoder: Single. Reduction 9:1. Driver included. Modes: Servo and MIT. Integrated BLDC + planetary gearbox + driver.