Pepperl + Fuchs M12 x 1 Inductive Proximity Sensor - Barrel, 4 mm Detection, IP67
"Pepperl + Fuchs M12 x 1 Inductive Proximity Sensor - Barrel, 4 mm Detection, IP67, Terminal Type: 1/2"20 UNF - 3 Pin, Supply Voltage: 20 → 250 V ac, 20 → 300 V dc, Length: 82mm, Maximum AC Voltage: 250V, Maximum DC Voltage: 300V, Mounting Type: Flush Mount, Switching Current: 200 mA, Housing Material: Brass Nickel Plated, Maximum Operating Temperature: +70°C, Maximum Switching Frequency: 30Hz, MPN: NBB4-12GM65-US-V12"