KH-2204EB-1 1a+1b 110VAC,KH-2204EB-2 1a+1b 220VA, KH-2204EB-TL 1a+1b AC/DC带灯急停 KH-2204ER-1 1a+1b 110VAC,KH-2204ER-2 1a+1b 220VAC,KH-2204ER-TL 1a+1b AC/DCφ22～25mm通用系列(触点可任意组合) 按钮开关 KH-2022 1a+1b,KH-2022EB 1a+1b,KH-2022ER 1a+1b旋钮KH-...