ceramic spool post insulator 1.Usage: low voltage 2.Standard: BS,AS,DIN, ... foreign standard, and customer's special requirements4. Type: pin type, post type, disc suspensio type, spool/ shackle type,strain typea. Disc insulatorsDisc suspension insulators for high ... -100, XHP-100C, XHP-120, XHP-120C...GB:XWP2-60/C, XWP2-70/T, XWP2-10C...If you interested in our ...