Zaren zaren lantarki mai siffar e-glass shine kayan rufewa na lantarki, masaku na masana'antu na lantarki da sauran masaku don amfani da kayan masarufi na masana'antu, wanda ya dace da wayoyi da murfin kebul, casing, ma'adanai, duk nau'ikan kayan rufewa na lantarki na kayan lantarki. Babban aikin shine kwanciyar hankali na zare na asali, juriya ga lalacewa, da ƙarancin waya mai gashi, ƙarfin juriya mai yawa, rufin lantarki, juriya ga tsatsa, juriya ga zafin jiki mai yawa, kyakkyawan tsatsa na sinadarai. Layin girma ta amfani da wakilai masu shiga tsakani bisa ga sitaci da amfani da cikakken girman girma.
Zaren fiberglass sun ƙunshi adadin zaren E-Glass masu wani diamita na musamman, waɗanda aka haɗa su don samar da zare. Tsarin zaren yana da ƙarfi kuma an kare shi ta hanyar girma da ɗan juyi, gabaɗaya a cikin hanyar Z.