AKH70‑48 is a next‑generation drive module engineered for dynamic robotics, wearable exoskeletons, and automated guided vehicles (AGVs). Featuring FOC (Field‑Oriented Control) and a powerful 48:1 gear reduction, it delivers up to 222 Nm rated torque and 159 Nm peak output, making it ideal for high‑load, precision‑driven applications. Equipped with dual 21‑bit magnetic encoders, CAN/UART communication, and NTC thermal monitoring, the AKH70‑48 ensures real‑time feedback, stable control, and seamless system integration. Its ultra‑low backlash (2.22 arcmin) and high rotor inertia provide exceptional stability under dynamic conditions, while the compact form factor supports embedded deployment. Key Features FOC vector control for smooth, accurate torque response 48:1 gear ratio with up to 222 Nm rated torque Dual 21‑bit magnetic encoders for high‑resolution feedback NTC MF51B temperature sensor for real‑time thermal protection CAN & UART interfaces for flexible integration 2.22 arcmin backlash for precision motion control High rotor inertia (1170 g·cm²) for dynamic load stability Compact size with optimized packaging (132 × 132 × 90 mm) CubeMars Motor Application Guide Motor Type Actuator Model Technical Description Shoulder Joint Motor AK60-39 V3.0 CubeMars shoulder joint motors are specifically designed for multi-axis rotation in humanoid robot shoulder joints, enabling complex arm movements such as lifting, rotation, extension, and abduction with ease. With high load capacity and high torque output, these motors allow the robot’s shoulder to reliably support the weight of the entire arm and any carried loads, especially in tasks involving lifting or transporting heavy objects. Their high precision and rapid response ensure accurate motion control and smooth, coordinated arm movements, making them ideal for delicate operations and human-robot collaboration. Elbow Joint Motor AK70-9 V3.0 CubeMars elbow joint motors are specifically designed for flexion, extension, and rotation of humanoid robot arms, enabling robots to easily perform arm bending, stretching, and carrying tasks. With high precision and high torque performance, these motors ensure smooth, coordinated, and accurate angle control, making them ideal for delicate operations and complex tasks. The highly integrated and lightweight design allows for easy installation and maintenance, even within the limited space of the elbow joint. Wrist Joint Motor AK45-10 CubeMars wrist joint motors are specifically designed for multi-axis movement in humanoid robot wrists. Featuring high torque density, high precision, and a lightweight design, these motors ensure precise control and smooth motion during demanding tasks such as rotation, flexion, and deviation. The compact structure is ideal for integration and maintenance in the extremely limited space of the wrist. Supporting servo, MIT, and other control modes, these motors meet the diverse needs of service, research, education, and medical applications. Neck Joint Motor AK40-10 The CubeMars Neck Joint Motor Series is a high-performance actuator solution designed for humanoid robots and advanced robotic platforms. Featuring a compact structure, high torque density, and precise motion control, these actuators are ideal for robotic neck joint applications that require smooth movement, fast response, and stable positioning. Suitable for humanoid robot heads, service robots, and interactive robotic systems, the series enables natural multi-axis motion while maintaining high reliability and efficiency. Hip Joint Motor AKH70-48 V1.0 CubeMars hip joint motors are specifically engineered for multi-axis coordination in the lower limbs and torso of humanoid robots. Featuring high torque density, exceptional precision, and lightweight construction, these motors enable smooth and accurate execution of complex leg movements such as forward/backward swing, lateral swing, and rotation. The compact design ensures easy integration and maintenance, while supporting multiple control modes including servo and MIT. Knee Joint Motor AK80-64 CubeMars knee joint motors are specifically designed for flexion and extension in the knee area of a humanoid robots. With high load capacity and precise control performance, they enable robots to smoothly and steadily perform demanding actions such as bending, jumping, squatting, stair climbing, and running. Featuring a highly integrated and lightweight design, these motors maintain stable and flexible performance even under frequent movement and heavy load conditions at the knee joint. Ankle Joint Motor AKH70-16 V1.0 The CubeMars Ankle Joint Motor Series is a high-performance actuator solution specifically designed for humanoid robots. Engineered for robotic ankle joint applications, these actuators feature high torque density, precise motion control, and excellent dynamic response to support stable walking, advanced balance control, and agile movement. With a compact and lightweight design, the series is ideal for humanoid robots and biped robots. Robot Joint Module AK10-9 V3.0 AK10-9 V2.0 KV100 AK10-9 V2.0 KV60 AK80-9 V3.0 AK80-8 AK80-6 AK80-64 AK70-10 AK70-9 V3.0 AK60-6 V3.0 AK60-6 V1.1 KV140 AK45-36 AK45-10 AK40-10 CubeMars Robot Joint Modules integrate high-performance brushless motors, proprietary precision planetary gearboxes, and high-resolution encoders, specifically designed for exoskeletons and a wide range of robotic applications. Featuring a high level of integration and lightweight construction, these modules deliver precise and responsive motion control with true plug-and-play convenience, significantly enhancing robotic flexibility and operational efficiency. Supporting both servo and MIT control modes, motor control becomes simpler and more accurate. Robot Dog Motor AK10-9 V3.0 AK10-9 V2.0 KV100 AK10-9 V2.0 KV60 AK80-9 V3.0 AK80-8 AK80-6 AK80-64 AK70-10 AK60-6 V3.0 AK60-6 V1.1 AK45-36 AK45-10 AK40-10 CubeMars robotic dog motors are specifically designed for use in research, inspection, security, and rescue applications. With a weight range of 340g to 960g, rated torque from 3Nm to 48Nm, gear ratios from 6:1 to 48:1, and rated voltage of 24/48V, these motors integrate high-performance brushless motors, proprietary planetary gearboxes, and high-precision encoders. Featuring high torque density, rapid response, and lightweight construction, they ensure precise joint movement for robotic dogs, enabling smooth turning, jumping, climbing, and reversing under heavy loads. CubeMars motors empower robotic dogs to easily handle complex terrains and diverse tasks. Rehabilitation Robot Motor AK10-9 V2.0 KV100 AK10-9 V2.0 KV60 RI80 V2.0 RI70 RI60 RI50 CubeMars rehabilitation robot motors are specifically designed for precise, smooth, and safe motion control in medical rehabilitation and assistive devices. Featuring high-precision output, low noise, and a lightweight, compact design, they are easy to integrate into various rehabilitation systems. With outstanding reliability and stability, these motors provide a comfortable experience for patients. They are simple to maintain and support personalized rehabilitation solutions. Technical Specifications Parameter Value Application Motion robotics, exoskeletons, AGVs Control Method FOC Operating Temperature −20°C to 50°C Motor Poles 41 Encoder Type Delta / Type F Encoder Resolution 21bit Encoder Precision 65 (single turn) Encoder Count 2 Motor Resistance 0.56 Ω Motor Inductance 0.6 mH Rotor Inertia 1170 g·cm² Motor Constant 0.31 Nm/√W Time Constant 2.28 ms Back EMF Constant 0.6 V/krpm Insulation Voltage 500V 5mA/2s Insulation Resistance 500V 10MΩ Gear Ratio 48:1 Backlash 2.22 arcmin Rated Voltage 48 V Rated Current 6 ADC / 0.23 A (configurable) Peak Current 21 ADC Rated Torque 222 Nm Max Output Torque 159 Nm Rated Speed 28 rpm Controller Model Power: 5680 / CAN Controller: 6680 Communication Interfaces CAN: XT30PW (2+2)‑M / UART: A1257WR‑S‑3P Power Interface XT30PW (2+2)‑M Package Dimensions 132 × 132 × 90 mm Motor operation analysis diagram (or graph) Application Scenarios Joint actuation for high‑load robotics Power modules for wearable exoskeletons Wheel hub drive for AGVs Precision control in industrial manipulators Research platforms for motion and torque experiments Related Accessories R-LINK V3.0 Wiring Package V3.0 Package List AKH70-48 KV41 actuator ( with driver board)*1 Power+CAN cables *1 Serial cables *1 Certification *1
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