This VL1N-NF30-15NO-DC2M is an inductive proximity sensor with a M30 mm Brass, nickel plated body with a Non flush mounting design. It has a metal body length of 40mm and is NAMUR , with a sensing distance of 15 mm and an 2m PVC cable. It has a power supply of 6~12 VDC and protection rating of IP67. This highly durable sensor is perfect for Industrial Automation applications.