8GB 204-Pin DDR3L-1600 PC3L-12800 So-dimm RAM for Western Digital My Cloud PR4100 | Arch Memory
Used Kingston Memory Ram Ddr3 2g 4g 8g 12800s Laptop Ddr3l 1600 Mhz Memoria Dram Stick For Notebook Original 1.35v - Rams - AliExpress
OWC 12GB (8GB+4GB) PC3-12800 DDR3L 1600MHz SO-DIMM 204 Pin CL11 Memory Upgrade Kit Compatible with iMac, Mac Mini, and MacBook Pro (OWC1600DDR3S12S) at Amazon.com
Performance DDR3 1600MHz LV Notebook Memory
Silicon Power Hynix IC Compatible for Apple DDR3 DDR3L 16GB (2 x 8GB) RAM 1600MHz (PC3 12800) 204 pin CL11 1.35V Non ECC Unbuffered SODIMM Laptop Notebook Memory RAM Module Upgrade at Amazon.com