Insulators sune na'urori da aka sanya tsakanin masu gudanar da iko daban-daban ko tsakanin masu gudanarwa da kayan aikin ƙasa, masu iya jurewa ƙarfin lantarki da damuwa na inji. Babban aikin insulators shine cimma rufin wutar lantarki da gyare-gyaren injina, tabbatar da cewa babu wani ɓarna ko walƙiya ta sama da ke faruwa a ƙarƙashin ƙayyadadden ƙarfin lantarki na aiki, ƙarfin walƙiya, da yawan ƙarfin ciki, kuma babu lalacewa ko lalacewa a ƙarƙashin ƙayyadaddun kayan inji na dogon lokaci da gajere. Nau'in insulators Akwai nau'ikan nau'ikan insulators da yawa, waɗanda aka rarraba ta kayan aiki, galibi gami da masu zuwa: yumbu masu ɗorewa: Abubuwan da aka yi da kayan halitta, tare da tsayayyar wutar lantarki mai ƙarfi, ƙarfin dielectric mai ƙarfi, da kyawawan kaddarorin injin, dace da yanayin humid da lalata. Gilashin insulator: wanda aka yi da gilashi mai zafi, tare da halayen fashewar sifili, ƙarancin fashewar kai, ƙarfin injin da ya saura, ya dace da manyan gurɓataccen yanki. Haɗin insulator: yawanci ana yin shi da kayan haɗaɗɗun abubuwa kamar guduro, yana da fa'idodi na kyakkyawan aikin anti fouling flashover, nauyi mai haske, da ƙarfin injina. Tarihin insulators ana iya gano tarihin insulators tun daga karni na 19. A cikin 1844, tare da shigar da layin sadarwa mai dogon zango na farko, an haifi insulator na farko a duniya. A cikin 1897, tare da yaduwar tsarin watsa wutar lantarki na AC, an kuma haifar da insulator na farko a duniya. Yanayin aikace-aikace na insulators Ana amfani da insulators a ko'ina a cikin layin watsa sama, musamman akan hasumiya na haɗin kan layi mai ƙarfi, don haɓaka nesa mai raɗaɗi da tabbatar da aminci da kwanciyar hankali na watsa wutar lantarki. Ana yin insulators yawanci da gilashi ko yumbu kuma suna iya jure canje-canje a yanayi daban-daban na nauyin mahalli da lantarki
