Description*/*
Brand ZyXEL
Model NAS540 4-Bay
CPU Model ARM Cortex-A9 Dual Core 1.2 GHz
System Memory DDR3 1GB
Drive Interface 2.5″ or 3.5″ SATA II
Hot swappable HDD support
Number of Drives 4 Bay
Capacity Max support up to 48 TB (12 TB x4)
USB Interface 3 x USB 3.0 ports
LAN Interface 2 x Gigabit Ethernet RJ-45 connectors
Memory Slot 1 x SDXC card read (Up to 128 GB)
Buttons Power button
Copy/Sync button
Reset button
Networking CIFS/SMB for Windows
NFS for Linux/Unix
AFP for Mac
DHCP client
PPPoE
Network Time Protocol (NTP)
iSCSI
RAID JBOD, RAID 0/1/5/6/10, RAID 5+ Hot Spare
Security Support HTTPS and FTPES (FTP over explicit TLS/SSL)
Encrypted NAS to NAS remote replication
Encrypted NAS to external disk archive backup
Management JBOD, RAID 0/1/5/6/10, RAID 5+ Hot Spare
Online firmware upgrade
Self-Monitoring Analysis and Reporting Technology (S.M.A.R.T.)
File system Internal HDD: EXT4
External HDD: NTFS, EXT2, EXT3, EXT4, FAT32, HFS+ (read only)
Cooling Fans Smart fan design
Power Supply Input : 100 – 240 V AC, 50/60 Hz
Output : 19 V DC, 4.74 A
Power Consumption Access mode : 36.5 watt (Max)
Hard disk spin-down mode : 14.8 watt
Environment Operating Temperature: 0°C to 40°C (32°F to 104°F)
Operating Humidity: 10% to 95% (Non-condensing)
StorageTemperature: -30°C to 70°C (-22°F to 158°F)
StorageHumidity: 10% to 95% (Non-condensing)
Certification Safety : CE LVD, BSMI
EMC : CE, FCC class B, C-Tick, BSMI
Others : DLNA 1.5, UPnP
