5542221511,SWITCH M/F BASIC PB
【Dialight】554-2221-511,按钮开关 5542221100 W/5650511
5542221802,SWITCH BASE
【Dialight】554-2221-802,按钮开关 SWITCH BASE
【Dialight】554-2222-100,SWITCH PB BASE 5542222100
【Phoenix Contact】5542231,RELAY GEN PURPOSE SPDT 10A 5V
【Dialight】554-2231,按钮开关 M/F BC SW 5542231100
【Dialight】554-2231-100,SWITCH PB BASE 5542231100