こうあつ 降圧トランス LinksSentence search for 降圧トランスSentence search for こうあつトランスKanji details for 降 and 圧Edit in JMdict Noun1. step-down transformerElectricity, elec. eng., See also ダウントランス, See also 降圧変圧器 Discussions Log in to talk about this word.