Sick Background Suppression Photoelectric Sensor Block Sensor, 20 mm → 350 mm Detection Range, Output Type: NPN/PNP, Electrical Connection: M12 4 Pin Connector, Maximum DC Voltage: 30V, Light Source: LED, IP Rating: IP66, IP67, IP69K, Maximum Current: 100 mA, Response Time: <333 μs, Housing Material: Al2O3, Maximum Operating Temperature: +60°C, Minimum Operating Temperature: -40°C, Mounting Type: Panel Mount, Series: W9-3, MPN: WTB9-3P2461