CBB21聚丙膜包封电容器; CL21聚脂膜包封电容器; X2盒式安规电容器; MMKP82双面金属化盒式电容器; MKP21盒式封装聚丙膜电容器; C@21B盒式封装聚脂膜电容器; CBB21A耐大电流聚丙膜电容器; CL21X小型化聚脂膜电容器; CL11有感聚脂电容器; CBB11有感聚丙膜电容器; X2包封安规电容器; CBB81A双面金属化包封电容器; CBB23双面金属化电容器; X2+2Y2滤波器; RC阻件;