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Qnap TS-421

Qnap TS-421

The TS-421 is a cost-effective networked storage center incorporating high reliability and scalability. Featuring cross-platform file sharing, comprehensive backup solutions, iSCSI and virtualization applications, and many other practical business applications, the TS-421 is the ideal choice for SMBs to store and secure the growing business data as a reliable private cloud.

  • Manage and share files in one centralized storage.
  • Back up business data with encrypted remote replication, Real-time Remote Replication (RTRR), and cloud-based storage backup.
  • Utilize NAS, iSCSI/ IP-SAN storage combo solution for server virtualization
  • Facilitate iSCSI and virtualization deployment.
  • Increase efficiency with the support of Windows AD/LDAP, Windows ACL, and more.
  • Synchronize files between computers, tablets, and mobile devices.

Additional information

CPU Model

Intel Atom

CPU Frequency

Dual Core 2.13 GHz

Floating Point

Yes

System Memory

2 GB DDR3

Memory Module Pre-installed

2 GB X 1

Total Memory Slots

2

Memory Expandable up to

4 GB (2 GB X 2)

Drive Bay(s)

4

Max. Drive Bays with Expansion Unit

8

Compatible Drive Type

3.5" SATA(III) / SATA(II) HDD 2.5" SATA(III) / SATA(II) HDD 2.5" SATA(III) / SATA(II) SSD

Max. Internal Capacity

24 TB (6 TB HDD X 4) (Capacity may vary by RAID types)

Hot Swappable Drive

Yes

USB 3.0 Port

2

eSATA Port

1

Internal Drives

EXT4

External Drives

EXT4 EXT3 FAT NTFS HFS+

Size (Height X Width X Depth)

44 mm X 430.5 mm X 457.5 mm 44 mm X 430.5 mm X 591.8 mm (for RP model)

LAN Number (RJ45)

Gigabit X 4

Wake on LAN/WAN

Yes

System Fan

40 mm X 40 mm X 3 pcs

Wireless Support (dongle)

yes

Noise Level

25.1 dB(A) – 52.6 dB(A) (for RP model)

Power Recovery

yes

Scheduled Power On/Off

yes

Power Supply Unit / Adapter

200W – 2 X 250W (for RP model)

AC Input Power Voltage

100V to 240V AC

Power Frequency

50/60 HZ, Single Phase

Operating Temperature

5°C to 35°C (40°F to 95°F)

Storage Temperature

-10°C to 70°C (15°F to 155°F)

Relative Humidity

5% to 95% RH

Certification

FCC Class A CE Class A BSMI Class A