The XS218BLNAM12 is a Series XS2 inductive proximity sensor from Telemecanique Sensors. It's an M18 threaded cylindrical body, unshielded, with an 8 mm sensing distance and NPN normally-open output. Supply is 12-24V DC, and it's rated for 200 mA load current.
Approvals: CE, CSA, RoHS, UL Listed. That covers North American and European panel builds without a separate documentation chase. The UL listing is the one most panel shops will want to see on the nameplate.
