chansep2 wrote:請問一下小開關標示...(恕刪)
chansep2 wrote:請問一下小開關標示最...(恕刪)
chansep2 wrote:請問一下小開關標...(恕刪)
chansep2 wrote:請問一下小開關標示最大負載是250VAC 3A如果拿來110VAC,大概可以使用多少A?