... for protection against overr-voltage damage Polymer lightning arrester (surge arrester) Product DescriptionOur company specializes in supplying ... 9~220kV AC system metal oxide lightning arresters (surge arrester) with polymeric housing for protection against ... 51/125,HY5W-54/134,HY10W-51/125,HY10W-54/134,HY10W-54/130,HY5W-100/260 ... ,HY5W-108/281,HY10W-100/260,HY10W-108/281,HY10W-200/520,HY5WR-5/13. ...