The NU8-18GK5O-E is a proximity switch manufactured by KOYO SEIKO. This reliable switch is designed to detect objects and provide accurate proximity detection. With its 10-60VDC output and 0.4A output current, it offers versatile functionality. Its compact and durable design ensures easy installation and long-lasting performance. Whether you need it for automation systems, robotics, or other applications, this proximity switch is sure to meet your needs.