Synology

Synology RKS-02. Type: Rack rail kit, Product color: Gray, Compatibility: FS series:FS3400, FS3017, FS2017 SA series:SA3400, SA3200D 21 series:RS4021xs+, RS3621xs+,.... Minimum rack depth supported: 24" (61 cm), Maximum rack depth supported: 35" (89 cm)

Synology D4NESO-2666-4G. Internal memory: 4 GB, Memory layout (modules x size): 1 x 4 GB, Internal memory type: DDR4, Memory clock speed: 2666 MHz, Memory form factor: 260-pin SO-DIMM

Synology RAMEC1600DDR3-2GBX2. Component for: PC/server, Internal memory: 4 GB, Memory layout (modules x size): 2 x 2 GB, Internal memory type: DDR3, Memory clock speed: 1600 MHz, Memory form factor: 240-pin DIMM, CAS latency: 11, ECC, Product color: Green