该系列产品具有接触电阻低、承载电流大、插拔力小、防误插、动态接触可靠性高等特点，主要应用于板对板连接的印制电路板用电源接口，UPS接口，服务器等。本产品可与FCI宜加宜的POWERBLADE系列、MOLEX莫仕的E-87667 & E-87710系列、TE泰科的MULTI-BEAM X1(配电连接器系统)系列产品互换。
其中FCI 51721料号如下：
51721-10000404AALF,51721-10000804AALF,51721-10000807AALF,
51721-10000810AALF,51721-10001204AALF,51721-10001206AALF,
51721-10001604AALF,51721-10001606AALF,51721-10001608AA,
51721-10002403ABLF,51721-10002404AALF,51721-10002406AA,
51721-10002406AALF,51721-10002406AB,51721-10002406ABLF,
51721-10002407AB,51721-10002407ABLF,51721-10002408ABLF,
51721-10002410AALF,51721-10002410ABLF,51721-10001608AALF,
51721-10002406AALF,51721-10002406ABLF,51721-10002407ABLF;
其中FCI 51741料号如下：
51741-10000404AA,51741-10000404AALF,51741-10000804AA,51741-10000804AALF,51741-10000807CC,51741-10000808CC,51741-10000810AA,51741-10000810CC,51741-10000810CCLF,51741-10001204CC,51741-10001604AA,51741-10001604AALF,51741-10001604CC,51741-10001604CCLF,51741-10001608CC,51741-10001608CCLF,51741-10002007AA,51741-10002404CC,51741-10002404CCLF,51741-10002405AC,51741-10000404AALF,51741-10000804AALF,51741-10000810CCLF,51741-10001604CCLF,51741-10001608CCLF, 51741-10002404CCLF;
