最大 さいだい作動 さどう同相 どうしょう電圧 でんあつでしょう
saidaisadōdōshōden'atsudeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 最大作動同相電圧

1. Maximum operating in-phase voltage, likely.; Probably the maximum operating in-phase voltage.

Polite
Presumptive
Conjecture
Computing