1、先导气全封闭内排式，适用于超净环境，也可防止外办粉尘封闭内部污染；
2、线畔功耗低，AC型为2VA、DC型为1W；
3、反应速度快、作动灵敏、长时间工作，换向性能稳定；
4、内部与外部先导方式可选；
5、线圈（先导阀）与阀体可灵活、多方向安装；
6、底座与4V系列通用。
SC100*150-S SC100*160-S SC100*175-S SC100*200-S SC100*250-S SC100*300-S SC100*350-S SC100*400-S SC100*450-S SC100*500-S SC100*600-S SC100*700-S SC100*800-S SC100*900-S SC100*1000-S SC125*25-S SC125*50-S SC125*75-S SC125*80-S SC125*100-S SC125*125-S SC125*150-S SC125*160-S SC125*175-S SC125*200-S SC125*250-S SC125*300-S SC125*350-S SC125*400-S SC125*450-S SC125*500-S SC125*600-S SC125*700-S SC125*800-S SC125*900-S SC125*1000-S SC160*25-S SC160*50-S &, nbsp; SC160*75-S SC160*80-S SC160*