The8kw dizal janaretayana juya alternator don samar da alternating current. An yi amfani da shi don kunna wutar lantarki. Ana iya amfani da su don samar da aikace-aikace daban-daban kamar makarantu, asibitoci, masana'antu da gidaje. Ana iya amfani da su azaman babban tushen wutar lantarki ko kuma a yayin da wutar lantarki ta gaza. Na'urorin samar da dizal suna da ƙima daban-daban bisa ga aikace-aikacen, kuma galibi akwai ƙima huɗu. Ana amfani da jiran aiki na gaggawa (ESP) da ƙayyadaddun wutar lantarki (LTP) don aikace-aikacen jiran aiki, kuma ana amfani da ci gaba (COP) da babban ƙarfin lantarki (PRP) azaman babban wutar lantarki. Kowane kima yana iyakance ta adadin sa'o'i da yanayin kaya.

Lokacin da wani8kw dizal janaretaana amfani da shi azaman janareta na madadin, yawanci akwai wani abu da ake kira canja wuri. Wannan na'ura ce ta injina wacce za ta iya dakatar da haɗa janareta zuwa kaya a daidai lokacin da babbar wutar lantarki. Lokacin da akwai babban tushen wutar lantarki, wajibi ne a haɗa janareta kuma a aiwatar da kulawa ta musamman don yin aiki a layi daya. Idan ba tare da wannan tsarin sarrafawa ba, janareta na iya yin lalacewa sosai kuma ya haifar da gobara. Lokacin da babbar wutar lantarki ta gaza, haɗa janareta ba tare da keɓe janareta na diesel daga babbar wutar lantarki ba, zai haifar da samar da wutar lantarki ga grid, wanda zai iya kashe ma’aikatan da ke aikin maido da babbar wutar lantarki, kuma yana iya lalata dizal 8kw a lokacin da babbar wutar lantarki ta dawo.

Idan aka yi amfani da shi azaman babban tushen wutar lantarki (misali, lokacin da babu babban tushen wutar lantarki ko babban tushen wutar lantarki ya yi kasala da amfani), ana kiran wannan “Islanding mode”. Inda akwai buƙatu mafi girma don iko, ana iya amfani da tsari da ake kira aiki tare don haɗa ƙananan raka'a da yawa a layi daya.