This VL1C-NF18N-16NC-L2M is an inductive proximity sensor with a M18 mm Nickel plated brass body with a Non Flush mounting design. It has a metal body length of 55 mm and is NPN-NC, with a sensing distance of 16 mm and an 2m PVC cable. It has a power supply of 10-30 VDC and protection rating of IP67. This highly durable sensor is perfect for Industrial Automation applications.