接头是安装在电缆与电缆之间，具有一定绝缘和密封性能，使得两根及以上电缆连续运行的设备。在基因工程技术中，使两个DNA分子或一个DNA分子的两端经酶切可以配对再经连接酶共价连接的序列。 现常用人工合成的六聚体接头（含有一特定酶的切口），也可多个六聚体接头连在一起，形成多聚接头
型号：L200-40SH，L200-40SH，MC-06PC，MC-04PCL，MC-06PCL，MC-06CS，MC-04CSL，MC-06CSL，MC-04CSB，MC-06CSB，MC-03，MC-05，MC-10，L200-20SH，L200-30SH，L200-40SH，L200-20SM，L200-30SM，L200-40SM，L200-30SF，L200-40SF，L200-20SF，L200-65SNRG，L200-85SNRG，20PH-PLA，FBH-40SF，FBH-65SN，FBH-80SN，FBH-85SN，FBH-110SN，PVR-400SH，PVR-600SH，PVR-800SH，PVR-400SM，PVR-600SM，PVR-800SM，PVR-400SF，PVR-600SF，PVR-800SF，PV-20SM，PV-30SM，PV-40SM，PV-400SM，PV-600SM，TW40SH，L200-40SF，200-60SN，50PNG-PLA，SPC-04PHB-VL，SPC-04SH，SPC-06SH，SPC-10SM，SPC-04SH-VL，SPC-06SH-VL，SPC-10SM-VL，SPC-04PH，SPC-04PH-VL，SPC-06PH，SPC-06PH-VL，SPC-10PM，SPC-10PM-VL，SPC-04PHB，SPC-04PHB-VL，SPC-06PHB，SPC-06PHB-VL，SPC-04SH，SPC-04SH-VL，SPC-06SH，SPC-06SH-VL，SPC-10SM，SPC-10SM-VL，SPC-04PHB，SPC-04PHB-VL，SPC-06PHB，SPC-06PHB-VL，200-30SM，FBH-30SM，PV-20SM，PV-30SM，PV-40SM，PV-400SM，PV-600SM，MC-04PC，MC-06PC，MC-04PCL，MC-06PCL，MC-04CS，MC-06CS，MC-04CSL，MC-06CSL，MC-04CSB，MC-06CSB，MC-03，MC-05，MC-10，MC-03PH，MC-04PH，MC-05PM，MC-04PHL，MC-04PC，MC-06PC，MC-04PCL，MC-06PCL，MC-03SH，MC-04SH，MC-05SM，MC-04SHL，MC-04SHB，MC-04SC，MC-06SC，MC-04SCL，MC-06SCL，MC-04SCB，MC-06SCB，MC-03，MC-05，MC-10，MC-04PH，MC-05PM，MC-10PM，MC-04PHL，MC-04SH，MC-05SM，MC-10SM，MC-04SHL，MC-04SHB，CO-1PM，CO-1PF，CO-40PN，CO-60PN，CO-1SM，CO-1SF，CO-40SN，CO-60SN，02PH，01PN，02PN，01PM，02PM，02PFF，02S20P，02PC-6，02PC-8，02PCL-6，02PCL-8，02SH，01SN，02SN，02SM，02SF，02SMF，02SC-6，02SC-8，02SCL-6，02SCL-8，02SCB-6，02SCB-8，MS-40PN，MS-45PN，MS-10PM，MS-20PM，MS-10PF，MS-20PC-6，MS-20PC-8，MS-20PCL-6，MS-20PCL-8，MS-40SN，MS-45SN，MS-10SM，MS-20SM，MS-10SF，MS-20SC-6，MS-20SC-8，MS-20SCL-6，MS-20SCL-8，MS-5型，MS-20SCB-6，MS-20SCB-8，20PH-PLA，30PH-PLA，20PM-PLA，30PM-PLA，50PN-PLA，60PN-PLA，65PN-PLA，80PN-PLA，85PN-PLA，20PFF-PLA，50PNG-PLA，FBH-40SH，FBH-20SH，FBH-30SH，FBH-40SH，FBH-20SM，FBH-30SM，FBH-40SM，FBH-20SF，FBH-30SF，FBH-40SF，FBH-65SN，FBH-80SN，FBH-85SN，FBH-110SN，DCS-20PH，DCS-30PH，DCS-40PH，DCS-65PNG，DCS-85PNG，HA-20SH，HA-30SH，HA-20SM，HA-30SM，HA-50SN，HA-60SN，HA-65SN，HA-80SN，HA-85SN，HA-T，HA-50SNG，HA-65SNG，HA-85SNG，20PH-PLA，30PH-PLA，20PM-PLA，30PM-PLA，50PN-PLA，60PN-PLA，65PN-PLA，80PN-PLA，85PN-PLA，20PFF-PLA，50PNG-PLA，65PNG-PLA，85PNG-PLA，MS-40SN，MS-45SN，MS-10SM，MS-20SM，MS-10SF，MS-20SC-6，MS-20SC-8，MS-20SCL-6，MS-20SCL-8，MS-5型，MS-20SCB-6，MS-20SCB-8，MS-40PN，MS-45PN，MS-10PM，MS-20PM，MS-10PF，MS-20PC-6，MS-20PC-8，MS-20PCL-6，MS-20PCL-8，02SH，01SN，02SN，02SM，02SF，02SMF，02SC-6，02SC-8，02SCL-6，02SCL-8，02SCB-6，02SCB-8，02PH，01PN，02PN，01PM，02PM，02PFF，02S20P，02PC-6，02PC-8，02PCL-6，02PCL-8，02PH，01PN，02PN，01PM，02PM，02PFF，02S20P，02PC-6，02PC-8，02PCL-6，02PCL-8，MC-03SH，MC-04SH，MC-05SM，MC-04SHL，MC-04SHB，MC-04SC，MC-06SC，MC-04SCL，MC-06SCL，MC-04SCB，MC-06SCB，MC-03，MC-05，MC-10，MC-03PH，MC-04PH，MC-05PM，MC-04PHL，MC-04PC，MC-06PC，MC-04PCL，MC-06PCL，MC-04CS，MC-06CS，MC-04CSL，MC-06CSL，MC-04CSB
