Xynova Rotary Actuator

Facts

• Company: Xynova
• Product type: Component Family
• Status: Available
• Website: https://www.xynova.com.cn/en/rotary-actuator

Market context

Xynova Rotary Actuator is a humanoid-oriented rotary actuator family with published model-level torque, gear ratio, weight, dimensions, voltage, speed and encoder-resolution values.

• Target environment: Humanoid joints and other compact robot axes that need integrated rotary drive modules.
• Workflow context: Builders select actuator variants around torque, package size and joint role, then integrate them into humanoid or manipulation mechanisms.
• Customer context: Humanoid builders, robot developers and component buyers needing integrated rotary actuation.
• Deployment model: Commercial component family with official variant table and specs.
• Commercial maturity: Public product family with model-level technical data; maturity is tied to integration into customer robot platforms.
• Adoption constraints: Adoption depends on torque density, reliability, controller fit, sourcing, thermal behavior and mechanical integration.
• Market position: Positioned as a core joint-actuation layer for humanoid builders.
• Adjacent products: Adjacent products include frameless motors, harmonic drives, joint modules and linear actuators.

Audience

Robot OEMs

Workflow

Builders select actuator variants around torque, package size and joint role, then integrate them into humanoid or manipulation mechanisms.

Capability

Servo Motion Control, Robot Joint Actuation

Deployment environment

Humanoid joints and other compact robot axes that need integrated rotary drive modules.

Specifications

• Family: Xynova Rotary Actuator Series
• Structural Model: Rotary joint actuator with frameless torque motor and planetary gearbox
• Motor: In-house developed frameless torque motor with proprietary winding
• Feedback: 14-bit encoder with in-house high-precision position encoding
• Software Stack: Decoupled adaptive control with AI-driven parameter optimization and API interface suite
• Variant Summary: Xynova Rotary Actuator series includes PR planetary reducer models from 130 Nm to 500 Nm peak torque

Family specifications

• PR-18-102-130 - Weight: 0.91 kg - Voltage: 48 V - Dimensions: \u03a6102 x 52 mm - Gear Ratio: 18:1 - Source Url: https://www.xynova.com.cn/en/rotary-actuator - Torque Peak: 130 Nm - Repeatability: \u22640.1\u00b0 - Spee…
• PR-52-102-350 - Weight: 1.30 kg - Voltage: 48 V - Dimensions: \u03a6102 x 64.3 mm - Gear Ratio: 52:1 - Source Url: https://www.xynova.com.cn/en/rotary-actuator - Torque Peak: 350 Nm - Repeatability: \u22640.1\u00b0 - Sp…
• PR-64-110-500 - Weight: 1.55 kg - Voltage: 48 V - Dimensions: \u03a6110 x 64.3 mm - Gear Ratio: 64:1 - Source Url: https://www.xynova.com.cn/en/rotary-actuator - Torque Peak: 500 Nm - Repeatability: \u22640.1\u00b0 - Sp…

Tags

• Peer Group: Robot Actuator
• Capability: Servo Motion Control, Robot Joint Actuation
• Stack Layer: Actuation Layer
• Commercial Stage: Commercial product
• Market Signal: Supply-chain enabler

Articles

• 2026-07-10 - Article - Dexterous Hands Are Becoming a Market of Their Own
• 2026-05-31 - Article - Humanoid Hands Are getting hot
• 2026-04-12 - Note - China’s humanoid push is moving into production

Timeline / Research

• 2025-04-01 - Product Launch - Xynova launches rotary actuator family - Xynova released its planetary and harmonic series rotary actuators for humanoid robots The company states the series improved torque density by more…

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