Takardar da ke cikin kebul, yawanci ana kiranta da takarda mai rufewa ko takarda mai sanyaya wuta, tana da manyan ayyuka masu zuwa:
1. Ayyukan insulation: Babban aikin da ake yi na insulating takarda shine rufi. Zai iya hana halin yanzu daga gudana sama da masu gudanar da kebul, yana tabbatar da aminci da amincin watsa wutar lantarki. Insulating takarda yawanci yana da babban aikin rufewa kuma yana iya jure babban ƙarfin lantarki.
2. Babban -juriya na zafin jiki da juriya na tsufa: Takarda mai rufewa yawanci tana iya jure wa takamaiman yanayin zafin jiki, hana tsufa na abu wanda ya haifar da canjin yanayin zafi da kuma kiyaye dogon aikin rufewar igiyoyi.
3. Ciko mai da cikowa: A wasu nau'ikan igiyoyi, irin su igiyoyi masu rufe takarda mai ciki{1}, takarda insulating kuma tana da aikin sha mai, mai iya ɗauka da kiyaye wani takamaiman adadin insulation.
Insulating mai ba kawai yana samar da ƙarin rufi ba amma yana taimakawa kwantar da kebul.
4. Taimakon injina: Takardar insulating kuma tana ba da wasu tallafin injina don kare masu kebul na USB daga lalacewa ta zahiri ta waje.
