Check the listing for details. Sunx CX-422 Photoelectric Sensor new Kd. Condition: New. Listed at 21.50 USD. Sick LL3-DB01 Photoelectric Sensor New✦Kd. SICK WL250-2P2431 Photoelectric Retro-reflective Sensor ,PNP,New✦Kd. SICK Photoelectric Switch GSE6-P1112 GSE6-P1111. Sick WL170-P420 Sensor New✦Kd. Sick 1003865 PL80A Reflector NewKd.