Omron, M30 x 1.5, NC Magnetic Proximity Sensor 82.3mm Length, 10 → 30 V dc supply voltage. Body Style: Barrel. Detection Range: 40 mm. Terminal Type: Cable. Width: 42mm. Maximum DC Voltage: 30V. Mounting Type: Non Flush. Switching Current: 3 → 100 mA. IP Rating: IP67, IP67G, IP69K. Housing Material: Brass. Maximum Switching Frequency: 50Hz. Short Circuit Overload Protection: Yes. MPN: E2E-X40MD2L30-T 2M