DDR4 SO DIMM Memory Sockets TE Connectivity's Alcoswitch DDR4 SO DIMM Memory Sockets are made to JEDEC industry standards to provide highly reliable, cost-effective, space-saving benefits where height off the board is important. TE's DDR4 SO DIMM Sockets feature multiple height options ideal to stack and save space and zero insertion force for easy module insertion. These memory sockets are available in vertical and a few right-angle and various-angled configurations in solder tail and surface mount (SMT) mounting.