3M连接器总的分类：

3M™ Input/Output Connectors
3M™Storage Connectors
3M™Board-to-Board
3M™Backplane Connectors
3M™Cable/Wire
3M™Cable Assemblies 
3M™Textool™ Test & Burn-In Sockets
3M™Memory Card Headers
3M™Wire-to-Wire
3M™Breadboards & Test Clips
3M™IC Sockets
3M™Wire-to-Board