Supported model FS series FS6400, FS3600, FS3400 (Support Volume creation between different units) * Extended device FX2421 can only be used with the same extended unit. : * Required DSM version: 6.2.3-25426-2 version * In order to improve performance, we recommend that you physically create the storage volume in the same NAS or extended unit instead of creating a volume in another NAS or extended unit. Drive Bay 24 Compatible drive type ・ 2.5 "SAS HDD ・ 2.5 "SAS SSD ・ 2.5 ”SATA SSD * "Compatible drive type" is a driving test that is compatible with Synology products.This term does not indicate the maximum connection speed of each drive bay. Maximum internal living capacity 92.16 TB (3.84 TB Drive X 24) (Capacity depends on the RAID type) Hot swapable drive Response RAID management using Synology DSM Response external port ・ SAS in port 1 ・ SAS OUT port 1 outer dimensions (height x width x depth) 88 mm x 430.5 mm x 692 mm Size (height x width x depth) (including mounting ears) 88 mm x 482 mm x 724 mm Weight 14.5 kg Rack Intration Support 4 pillars 19 inch (Synology Rail Kit -RKS1317) * Rail kits are sold separately Power unit / adapter < / TH> 500 W AC input power supply voltage 100 V to 240 V AC Power frequency 50/60 Hz, single -phase Power consumption 190.99 W (access) * Power consumption is measured with HGST 1.8TB HUC101818CS4204 hard drive the data full loaded. English heat 651.68 Btu/HR (access) Redundant power supply (RP model) Response Operation temperature 0 ° C to 35 ° C storage temperature -20 ° C to 60 ° C Relative Humidity 5% -95% RH System fan 80 mm x 80 mm x 4 PCS Easy replacement system fan Response noise level 57 DB (A) : * Fully equipped with a noise -level test environment TOSHIBA 600GB AL14SEB060N hard drive in idol state.G.R.A.S. 2 Type 40AE Mike, installed 1 meter away from Synology Nas, respectively.Background noise: 16.49-17.51 DB (a), temperature 24.25-25.75? C, humidity 58.2-61.8% Certification Organization UL Guarantee 5 years * As described on the purchase receipt, the warranty period starts from the date of purchase.(See details) ROHS compliant Package content ・ 1 body ・ 1 accessory pack ・ 2 AC power codes : ・ Expansion Cable: Minisas-HD X 1 ・ 1 quick installation guide Optional accessories ・ 2.5 "SATA SSD SAT5200 ・ Rail kit Sliding RKS1317