Synology DiskStation DS420J. Supported storage drive types: HDD & SSD, Maximum supported storage capacity: 64 TB, Supported storage drive interfaces: Serial ATA,Serial ATA II,Serial ATA III. Processor family: Realtek, Processor model: RTD1296, Processor frequency: 1.4 GHz. Internal memory: 1 GB, Internal memory type: DDR4. Ethernet LAN data rates: 1000 Mbit/s, Supported network protocols: SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV. Chassis type: Compact, Cooling type: Active, Product colour: Black
Processor
Processor operating modes
64-bit
Processor frequency
1.4 GHz
Memory
Certificates
Certification
FCC, CE, EAC, BSMI, VCCI, CCC, RCM
Ports & interfaces
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
2
Ethernet LAN (RJ-45) ports
1
Design
LED indicators
HDD,LAN,Power,Status
Cable lock slot type
Kensington
Storage
Supported storage drive types
HDD & SSD
Installed storage drive type
N
Storage drive sizes supported
2.5,3.5 "
Supported file systems
FAT,HFS+,NTFS,ext3,ext4
Supported storage drive interfaces
Serial ATA,Serial ATA II,Serial ATA III
Storage drives installed
N
Number of storage drives supported
4
RAID levels
0,1,5,6,10,JBOD
Maximum supported storage capacity
64 TB
Weight & dimensions
Packaging content
Cables included
AC,LAN (RJ-45)
Quick installation guide
Y
Network
Supported network protocols
SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
Ethernet LAN data rates
1000 Mbit/s
Software
Operating system installed
DiskStation Manager
Mac operating systems supported
Mac OS X 10.11 El Capitan,Mac OS X 10.12 Sierra,Mac OS X 10.13 High Sierra,Mac OS X 10.14 Mojave
Windows operating systems supported
Windows 10,Windows 7,Windows 8,Windows 8.1
Operational conditions
Storage relative humidity (H-H)
5 - 95 %
Storage temperature (T-T)
-20 - 60 °C
Operating temperature (T-T)
0 - 40 °C
Operating relative humidity (H-H)
5 - 95 %
Operating altitude
0 - 5000 m
Performance
Number of users
1024 user(s)
Management protocols
CIFS/AFP/NFS/FTP/WebDAV
Device class
Home & Home Office
Access Control List (ACL)
Y
Backup features
Cloud,iSCSI LUN
Browser supported
Chrome, Firefox, Edge, Internet Explorer 10+, Safari 10+
Power
AC input frequency
50/60 Hz
Power supply location
External
Power consumption (HDD standby)
7.88 W
Power supply unit (PSU) capacity
90 W
Number of power supply units
1
AC input voltage
100 - 240 V
Power consumption (typical)
21.71 W
