Mitsubishi OSA18-100 OSA18100 Rotary Encoder OSA18100

Description:

The Mitsubishi OSA18-100 Rotary Encoder is an absolute encoder used in industrial motion control systems for precise position feedback in servo motors. Commonly installed on Mitsubishi AC servo motors in CNC machines, machining centers, and automated production equipment requiring high-accuracy feedback. Maintenance teams, OEMs, and system integrators use this encoder for repair, retrofit, or replacement of faulty encoder units in servo systems.

Applications:

The Mitsubishi OSA18-100 is designed for high-precision feedback applications in industrial automation and CNC systems. It is widely used in servo-driven machinery, robotics, and machine tools where accurate shaft position detection is critical for motion control. Typically mounted on Mitsubishi servo motors such as the HC-SFS series, it ensures reliable position monitoring, improved control accuracy, and stable system performance in demanding environments.

Technical Specifications:

• Manufacturer: Mitsubishi Electric
• Model / Part Number: OSA18-100 (OSA18100)
• Product Type: Absolute Rotary Encoder
• Series: OSA18 Encoder Series
• Function: Position feedback for servo motors
• Encoder Type: Absolute encoder
• Mounting: Direct motor-mounted (servo motor integration)
• Compatibility: Mitsubishi servo motors (e.g., HC-SFS series)
• Application: CNC and motion control systems
• Signal Output: Digital position feedback signal
• Construction: Industrial-grade encoder housing
• Use Case: Replacement of defective encoder units
• Lifecycle Status: Legacy / replacement part

Common Replacements:

• Mitsubishi OSA18-130
• Mitsubishi OSA18-A50
• Mitsubishi OSA104S2A