CubeMars AK45-36 KV80 Motor
CubeMars AK45-36 KV80 Motor
Product Description
The CubeMars AK45-36 KV80 robotic actuator integrates a brushless DC motor, 36:1 planetary gearbox, and driver board into a compact, easy-to-install unit. This module delivers high torque output while maintaining responsive performance. It supports both servo and MIT control modes, features plug-and-play connectors, adaptive PID parameter identification, and integrated protection against overcurrent, overvoltage/undervoltage, and overheating, ensuring stable and safe operation in complex environments.
Core Specifications
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Motor Dimensions: φ55*54mm
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Motor Weight: 340g
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Peak Torque: 24Nm
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No-load Speed: 52rpm
Product Highlights
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High Reduction Ratio Design: The 36:1 gear ratio enables strong torque output in low-speed, high-load applications
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Lightweight Structure: Weighs only approximately 340g, suitable for weight- and space-sensitive devices
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High Torque Density: Exceeds 70 Nm/kg, delivering outstanding performance among similar products
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Low Backlash for Precision: Backlash controlled within 12 arcmin, beneficial for fine positioning
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Plug-and-Play Connectivity: Simplifies wiring and improves installation efficiency
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Dual Control Mode Support: Switchable between servo and MIT control modes for flexible application adaptation
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Comprehensive Protection: Integrated overcurrent, overvoltage/undervoltage, and overtemperature protection enhances device safety
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Wide Application Range: Commonly used in compact spaces such as humanoid wrist joints and exoskeletons
Packaging Contents
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AK45-36 KV80 Actuator (Comes standard with a driver board)x1
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Power Cable x1
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Serial CAN Cable x1
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Certificate of Conformance x1
| PRODUCT PARAMETERS | |||
| Parameter | Value | Parameter | Value |
| Application | Legged Robot, Exoskeleton,AGV |
Peak torque (Nm) | 24 |
| Driving way | FOC | Peak current (ADC) | 6.5 |
| Operation ambient temperature | -20°C~50°C | No-load speed (rpm) | 52 |
| Winding Type | star | KV (rpm/V) | 80 |
| Insulation Level | F | KT (Nm/A) | 0.11 |
| Insulation High-voltage | 500V 5mA/2s | KE (V/krpm) | 12.5 |
| Insulation resistance | 500V10MΩ | Coil resistance (Ω) | 1.8 |
| Number of Slots | 24 | Inductance(mH) | 1.1 |
| Pole Pairs | 14 | Rotor Inertia (gcm²) | 181.90 |
| Reduction Ratio | 36:1 | Motor constant(Nm/√W) | 0.15 |
| Back drive (Nm) | 0.8 | Mechanical Time Constant (ms) |
0.83 |
| Backlash (arcmin) | 12 | Maximum Torque Density(Nm/kg) |
70.5 |
| Temperature sensor | NTC MF51B 103F3950 | CAN connector | A1257WR-S-4P |
| Noise dB (65CM away the motor) |
65 | UART connector | A1257WR-S-3P |
| Basic dynamic load rating Cr(N) |
2810 | Power connector | XT30PW-M |
| Basic static load rating Cor(N) |
2760 | Inner loop encoder type | Magnetic |
| Rated voltage (V) | 24 | Inner ring encoder resolution |
14bit |
| Rated torque (Nm) | 8 | Outer ring encoder type | / |
| Rated speed (rpm) | 40 | Outer ring encoder resolution |
/ |
| Rated current (ADC) | 2 | Number of encoder | 1 |
| Weight (g) | 340 | ||