Matsar kariyar kwamfuta na substation suna aiki kamar yadda ke tsaron tsarin rage da fatan, su ba da amfanin rage daga transformers zuwa cikon feeders yayin da ke tabbatar da zurfin lafiya da aikin. Matsar kariyar kwamfutar Langsung Electric suna kankanta don bayanai masu mahimmanci, su ba da ikoji a lokacin da ba za a iya amfani da su ba. Alamar mu su na alama mai amfani da microprocessor suna ba da batun halayen yanayi a lokacin da ya dace, yana bada ingantacciyar lokaci na nemo kuskuren 50% dibé ne mai tsoro elektromechanical. Misali, mai baya kwamfuta a Najeriya ya canza matsar kariyar mu tare da abubuwan lissafi na phasor (PMUs), suna samun ingantacciyar 20% a cikin tsaro na grid a lokacin da ke gaggawa. Matakan matsar kariya—da ke 40% sassa fi wadannan da suka gabata—sun ba da damar shigarwa a cikin substations da ke karkashin wurin amma ba za su sarrafa damar shiga don gyara ba. Kowane kayan ake buƙatar testing a factory (FAT) ta hanyar amfani da ful load conditions, su yi imitateyan yanayin da ke faruwa don tabbatar da aikin. Masu siyayya suna da amfani da software na musamman, wanda ke yin ra'ayin batun gyara ta hanyar lissafin bayanin vibration da haliyar ruwa daga cibiyoyin da suka shigo. A cikin binciken kasuwa tare da wani refinery a Southeast Asia, matsar kariyar mu ta kawo karancewar 65% a cikin batun outages a kowannishe shekara biyu, yana kawo sauƙi na $1.2 million a cikin abubuwan da ba su iya sayar da su ba. Shibabban arc-resistant da pressure relief vents suna kama da rukunin zazzage, suna daidaita da standar din OSHA da IEC 62271-200. Hakanan, matsar kariyar mu suna kama da sahuhu na yin amfani da abubuwan da suka fofa (DERs), kamar solar inverters da battery storage systems, suna ba da damar masu amincewarrin kwamfuta su iya hada amfanin da wasu abubuwa.