SICK 1105828
SICK Miniature photoelectric sensors, G6, GSE6L-N4211, Sensing range min. / max.: 0 m / 40 m, Sensor principle: Through-beam photoelectric sensor, Switching output: NPN, Connection type: Male connector M8, 4-pin, Light source: Laser, Type of light: Visible red light, Housing material: ABS, Adjustment: Potentiometer