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Robotic Actuators

CubeMars AK80-9 V3.0 KV100 Robotic Actuator

CubeMars
China

The AK80-9 V3.0 packs a BLDC motor, 9:1 planetary gearbox and driver into a 98 mm, 490 g actuator. It delivers 22 Nm peak and 9 Nm rated torque with 368 W rated power at 48 V for agile legged robots and compact arms.

Applications
Humanoid RobotExoskeletonQuadruped RobotRehabilitation RobotJoint ModuleCollaborative Robot Arm
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Specifications

Rated Voltage (V)48
Rated Power (W)368
Rated Torque (Nm)9
Rated Current (A)12
Rated Speed (rpm)390
Peak Torque (Nm)22
Peak Current (A)28
No-load Speed (rpm)570
Reduction Ratio9:1
Weight (g)490
Diameter (mm)98
Length (mm)38.5
Pole Pairs21
KV (rpm/V)100
Phase to Phase resistance (mΩ)160
Phase to Phase inductance (μH)116
Backlash (°)0.25
Ke (V/krpm)10
Driving wayFOC

* Specifications are provided for reference. Please verify the latest specifications with the manufacturer.

Description

FAQ

Click "Manufacturer Website" to go to the brand's official product page, where you can buy online or contact their sales team directly.
Yes. This is an integrated module: the brushless DC motor, 9:1 reduction stage, and driver electronics are combined in one unit, so no separate controller or gearbox assembly is required.
It outputs up to 22 N·m of peak torque and 9 N·m continuous at 48 V, with a KV of 100 rpm/V. Verify your bus voltage and joint torque envelope against these figures.

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