4GB DDR4 Memory 2400 MHz SO-DIMM, 204 pin DIMM RAM Upgrade for MINIX NEO J50C-4 Serial Windows Mini PC, Sold by MINIX Technology Limited. at Amazon .com
Arch Memory Replacement for Asustor 92M11-S4D40 AS-4GD4 4 GB DDR4-2400 260-Pin So-dimm RAM at Amazon.com
4GB Memory for Dell OptiPlex 5050 SFF and Tower DDR4 2400MHz Dual-Channel Non ECC SDRAM DIMM (PARTS-QUICK Brand) at Amazon.com
ADATA Premier 4GB 2400MHz DDR4 RAM for Desktop at Amazon.com
Kingston KVR24N17S8/4 ValueRAM 4GB 2400MHz DDR4 Desktop Memory at Amazon.com