欧姆龙D4B-4171N，D4B-4117N D4B-4171N，D4B-4117N 深圳市百力武机电设备有限公司

p1Src=//y3.yzimgs.com/uploads/354070/2017127-95213935.jpg?watermark/2/text/5rex5Zyz5biC55m-5Yqb5q2m5py655S16K6-5aSH5pyJ6ZmQ5YWs5Y-4ICA=/font/5a6L5L2T/fontsize/750/fill/I0E3QTlBOA==/gravity/SouthEast