【ECS】ECS-2103A-300,标准时钟振荡器 30MHZ 5V
ECS-214.7-S-4,CRYSTAL 21.47727 MHZ SER 49US
【ECS】ECS-214-S-4,晶体 21.47727MHz SERIES
【ECS】ECS-214-S-4X,晶体 21.47727MHz SERIES
ECS21BC,RELAY CUR SENSE 24VAC 2-20A
ECS-21K-15A,MONO CRYST FILTER 25KHZ 2POLE
ECS-21K-15B,MONO CRYST FILTER 25KHZ 4P 2PC
ECS-21K-30A,MONO CRYST FILTER 50KHZ 2POLE