alat pengatur listrik (regulating apparatus, electric), induktor listrik (inductors [electricity]), instalasi listrik untuk pengendalian kegiatan industri dari jarak jauh (electric installations for the remote control of industrial operations), kapasitor (capacitors), kontak listrik (contacts, electric), pelindung gelombang tegangan (voltage surge protectors), penangkal petir (lightning arresters), perkakas dan peralatan untuk fisika (Apparatus and instruments for physics), relai listrik (relays, electric), saklar listrik (switches, electric), Sirkuit pemutus arus listrik (Circuit Breakers), transformator listrik (transformer [electricity])