Baumer
O200.ER-GL1E.72NV/T003
Miniature Through Beam Sensor, Receiver, 10-30VDC, 5m Range, Dark Operate, Push-Pull Smooth Sleeve M3 (Stainless Steel), 2m M8 4-Pin Flylead Connector, Plastic (ASA, PMMA) Housing, Rectangular 25.1 x 8 x 14.1mm (HWD), -25-+50°C, IP67