Yaskawa Robot RV Speed Reducer HW9380957

Description:

The Yaskawa HW9380957 is used an RV speed reducer used in Yaskawa Motoman industrial robots to provide high-torque, precision motion control for robot joints. Commonly applied in robotic welding, material handling, and automated production systems requiring smooth, accurate axis movement. Purchased by maintenance teams, OEMs, and integrators for repair, replacement, or refurbishment to restore robot accuracy, repeatability, and performance.

Applications:

The Yaskawa HW9380957 reducer is used in industrial robotics where precise torque transmission and positioning are critical. It is commonly deployed in robotic welding cells, assembly lines, material handling systems, and automated manufacturing environments where consistent joint performance directly impacts cycle time, accuracy, and repeatability. RV reducers are widely used in articulated robot arms due to their high rigidity and low backlash characteristics.

Technical Specifications:

• Manufacturer: Yaskawa Electric
• Model / Part Number: HW9380957
• Product Type: RV Speed Reducer / Gearbox
• Function: Reduces speed and increases torque for robot joint movement
• Gear Type: RV (cycloidal reduction mechanism for high precision)
• System Compatibility: Yaskawa Motoman industrial robots
• Installation: Integrated into robot arm joint assembly
• Construction: Precision machined heavy-duty gearbox housing
• Weight: ~120 lbs class (listing reference)
• Application Type: Robotic motion control
• Availability: Typically new surplus, refurbished, or used 

Common Replacements:

• Yaskawa HW9280632
• Yaskawa HW9280631
• Yaskawa HW9380961