Found 9 alternatives for 6646857-1 by TE Connectivity AMP Connectors. Backplane Connectors Specialized — -,Tray.
CONNECTOR SOCKET STRAIGHT COMPLI
CONNECTOR SOCKET STRAIGHT SOLDER
CONN SOCKET ASSY
CONN HEADER 2POS PCB
CONN PIN FLATPAQ
ICCON PIN ASSY
CONN SOCKET ASSY
CONN PIN FLATPAQ
CONN SOCKET ASSY