开口鼻子,OT型开口铜鼻,开口鼻，开口接线鼻,开口电缆鼻子，开口铜鼻子，
开口铜鼻子型号：
1.5A,3A,50A,10A,20A,30,40A,50A,60A,80A,100A,150A,200A,250A,300A,400A,500A,600A,800A,1000A.