This DC 3-wire miniature inductive proximity sensor has an inline amplifier.
NO contact (open collector) PNP 4.75-30 VDC
Sensing distance 0.5mm - probe diameter is 3mm.
Cable length 0.5m with M8 pigtail lead.
This item is used - in like New condition - with 30 day Warranty.
Actual picture of item.
http://www.kkdepot.com/category.asp?cat=38
Price $48.00 each (2 available)