The OMRON 6423883, also known as model E3JK-R4M1, is a genuine OMRON retro-reflective photoelectric sensor designed for industrial machinery applications. It features a 4-meter sensing distance when used with a compatible reflector, operating on a versatile 24 to 240 VAC/DC supply voltage. This robust sensor provides a reliable SPDT relay output and connects via an M12 connector, ensuring stable performance in various industrial environments with an IP64 protection rating. Its compact design measures 50mm x 50mm x 18mm and utilizes a red LED light source for detection.