Photoelectric Sensor (Miniature photoelectric sensor). Model Number: GTE6-N1201S56 (SICK part number 1075054). Manufacturer: SICK AG (or SICK).
Replacement parts and technical descriptions are also available through electronics distributors such as eBay and DOIG Corporation . 1GTX054
You can find technical details, installation instructions, and data sheets on the official SICK AG website by searching for " GTE6-N1201S56 Photoelectric Sensor (Miniature photoelectric sensor)
These sensors are typically used for object detection in industrial automation, featuring energetic sensing with a specific sensing range. Where to Find Technical Documentation: 1GTX054