Waya mai ƙyalli mai ƙyalli na jan ƙarfe yana nufin waya mai aluminium core waya a matsayin babban jiki kuma an lulluɓe shi da wani yanki na jan karfe. Ana iya amfani dashi azaman mai gudanarwa don kebul na coaxial da mai sarrafa waya da na USB a cikin kayan lantarki. Amfanin waya mai ƙyalli na jan karfe:
1. A karkashin wannan nauyi da diamita, tsawon rabo na jan karfe-clad aluminum enameled waya zuwa tsarki jan karfe waya ne 2.6: 1. A takaice dai, siyan tan 1 na waya mai lullube da tagulla, daidai yake da siyan tan 2.6 na wayar tagulla mai tsafta, wanda zai iya rage tsadar kayan masarufi da tsadar kebul.
2. Idan aka kwatanta da tsantsar wayar tagulla, tana da ƙarancin ƙima ga barayi. Saboda yana da wuya a raba murfin jan karfe daga waya mai mahimmanci na aluminum, yana karɓar ƙarin tasirin sata.
3. Idan aka kwatanta da wayar tagulla, ya fi filastik, kuma baya haifar da insulating oxides kamar aluminum, wanda ke da sauƙin sarrafawa. A lokaci guda, yana da kyawawa mai kyau.
4. Yana da haske a cikin nauyi kuma ya dace da sufuri, shigarwa da ginawa. Saboda haka, ana rage farashin aiki.