Qnap Tower | TS-473A | (4 Bay)

Enhanced Performance with TS-473A

The TS-473A is a high-performance 4-bay NAS powered by an AMD Ryzen quad-core 2.2GHz processor.It supports 2.5GbE networking and offers flexible storage options, including M.2 NVMe SSD and PCIe expansion for adding 10GbE connectivity. The device runs on the QTS and QuTS hero dual operating systems, providing a versatile platform for various applications.

Key Features:

  • Processor: AMD Ryzen quad-core 2.2GHz   
  • Memory: Up to 64GB DDR4 RAM   
  • Storage: 4 x 3.5″ HDD/SSD bays, 2 x M.2 NVMe SSD slots   
  • Networking: 2 x 2.5GbE ports, PCIe expansion for 10GbE   
  • Operating System: QTS and QuTS hero
SKU TS-473A Categories , , Tag

TS-473A

CPU AMD Ryzen™ Embedded V1500B 4-core/8-thread 2.2 GHz processor
CPU Architecture 64-bit x86
Graphic Processors Optional via a PCIe adapter
Floating Point Unit
Encryption Engine  (AES-NI)
Hardware-accelerated Transcoding Optional via a PCIe adapter
System Memory 8 GB SODIMM DDR4 (1 x 8 GB)
Maximum Memory 64 GB (2 x 32 GB)
Memory Slot 2 x SODIMM DDR4
Support ECC memory

For dual-DIMM configurations, you must use a pair of identical DDR4 modules.
Flash Memory 5GB (Dual boot OS protection)
Drive Bay 4 x 3.5-inch SATA 6Gb/s, 3Gb/s
Drive Compatibility 3.5-inch SATA hard disk drives
2.5-inch SATA solid state drives
Hot-swappable  

The following are not hot-swappable: M.2 SSDs, SSD cache drives, SSDs using PCIe expansion slots.
M.2 Slot 2 x M.2 2280 PCIe Gen3 x1 slots

The M.2 SSD is not included as standard.
SSD Cache Acceleration Support
GPU pass-through
2.5 Gigabit Ethernet Port (2.5G/1G/100M) 2(2.5G/1G/100M)
5 Gigabit Ethernet Port (5G/2.5G/1G/100M) Optional via a PCIe adapter
10 Gigabit Ethernet Port Optional via a PCIe adapter
Wake on LAN (WOL)
Jumbo Frame
PCIe Slot 2
Slot 1: PCIe Gen 3 x4
Slot 2: PCIe Gen 3 x4

Card dimensions for PCIe slot 1~Slot 2:200 x 68.9 x 18.76 mm / 7.87 x 2.71 x 0.74 inches.
Wider cards can be installed if the next PCIe slot will not be used.
USB 3.2 Gen 2 (10Gbps) Port 3 x Type-A USB 3.2 Gen 2 5V/1A 10Gbps
1 x Type-C USB 3.2 Gen 1 5V/1A 5Gbps
HDMI™ Output Optional via a PCIe adapter
Form Factor Tower
LED Indicators Status/Power, USB, LAN, Drive 1-4, M.2 SSD 1-2
Buttons Power, Reset, USB Auto Copy
Dimensions (HxWxD) 180.2 × 199.3 × 279.6 mm

Dimensions do not include foot pad (foot pad may be up to 30mm / 1.18 inches high depending on model)
Weight (Net) 5.54 kg
Weight (Gross) 6.15 kg
Operating Temperature 0 – 40 °C (32°F – 104°F)
Storage Temperature -20 – 70°C (-4°F – 158°F)
Relative Humidity 5-95% RH non-condensing, wet bulb: 27˚C (80.6˚F)
Power Supply Unit 250W, 100-240V AC, 50-60Hz, 3.5A
Power Consumption: HDD Sleep Mode 19.576 W
Power Consumption: Operating Mode, Typical 29.792 W

Tested with drives fully populated.
Fan System fan: 1 x 120mm
CPU fan: 1 x 60mm
System Warning Buzzer
Max. Number of Concurrent Connections (CIFS) – with Max. Memory 2000