- Ụlọ ọrụ ntụgharị
- Igwe eji agbachi agbachi
- Ihe ngbanwe nke gas mkpuchi (C-GIS)
- Ihe ngbanwe ọkụ siri ike
- Mgbanwe ihe nchekwa gburugburu
- Ihe nkesa sekit (VCB)
- Ngwa USB
- MV Switch
- Ihe mgbochi Vacuum (VI)
- Onye na-akpọ Vacuum
- Transformer
- Capacitor
- Ejide ọkụ