ceramic spool post insulator 1.Usage: low voltage 2.Standard: BS,AS, ... special requirements4. Type: pin type, post type, disc suspensio type, spool/ shackle type,strain typea. Disc insulatorsDisc suspension insulators for high ... -60/C, XWP2-70/T, XWP2-10C...If you interested in our products, pls feel free to contat us by e ...