This is a new, open-box Keyence PJ-50A Expandable Area Sensor, available with free shipping. As an expandable safety light curtain, it is used for safeguarding access points to machinery or hazardous areas in industrial environments. The PJ-50A model can be extended with additional units to cover wider areas, making it suitable for customizing safety perimeters on equipment like robotic cells or press brakes. It is a practical purchase for maintenance engineers, machine builders, or facilities managers needing to install or replace a reliable safety device. The item is sold in new condition, though the box has been opened. For exact specifications, configuration details, and compatibility, please check the full product listing. Keyence PJ-50A Expandable Area Sensor 6322. Condition: New – Open box. Listed at 658.80 USD. Manufactured by KEYENCE. Expandable area sensor with infrared LED light source, 4 beam axes, and detection distance of 5m. Housing made of glass-fibre reinforced plastic and lens cover made of PFA. Type: Expandable Area Sensor.