Two-Bay ARM Home NAS
QNAP TS-233 Personal Cloud NAS
A two-bay home NAS with an ARM Cortex-A55 quad-core 2.0GHz processor, 2GB non-expandable memory, Gigabit Ethernet, a built-in neural processing unit and snapshot-based data protection.
Simple two-bay storage for files, photos and home backup
The QNAP TS-233 is designed for beginners and home NAS users who want centralised file storage, sharing, syncing and multimedia organisation. Its built-in neural processing unit accelerates the stated face and object recognition tasks, while remote access and snapshots support everyday private-cloud use.
Key features and benefits
Two-bay central storage
Two SATA bays provide space for the listed 3.5-inch hard drives or 2.5-inch solid-state drives.
AI image recognition
The built-in neural processing unit accelerates the stated face and object recognition functions.
Multimedia organisation
The product positioning covers central storage and organisation for photos, music and videos.
Secure remote access
myQNAPcloud is highlighted for accessing, managing and sharing NAS files over the internet.
Snapshot protection
Snapshots help protect files from accidental deletion and malware-related changes.
USB one-touch copy
A USB Copy button and USB 3.2 Gen1 port support convenient compatible-device backup.
Who is this model best for?
A strong choice for
- First-time NAS users
- Home file and photo storage
- Two-bay private-cloud backup
- Multimedia library organisation
- Remote file access and sharing
Consider another model if you need
- You need expandable system memory
- You require 2.5GbE networking
- You need more than two drive bays
Key specifications
- Processor
- ARM Cortex-A55, 4-core, 2.0GHz
- Memory
- 2GB on board, non-expandable
- Maximum memory
- 2GB on board
- Drive bays
- 2 × 3.5-inch SATA 6Gb/s, 3Gb/s
- Drive compatibility
- 3.5-inch SATA HDD; 2.5-inch SATA SSD
- Networking
- 1 × Gigabit Ethernet
- USB
- 1 × USB 3.2 Gen1; 2 × USB 2.0
- NPU
- Supported
- Dimensions
- 186 × 91.7 × 157.6 mm
- Operating power
- 10.81W typical
Full technical specifications
Processor, memory and storage
| CPU | ARM 4-core Cortex-A55 2.0GHz processor |
|---|---|
| CPU Architecture | 64-bit ARM |
| Graphic Processors | Mali-G52 |
| Floating Point Unit | Supported |
| Encryption Engine | Supported |
| Neural Processing Unit (NPU) | Supported |
| System Memory | 2 GB on board (non-expandable) Note: Reserves some RAM for use as shared graphics memory. |
| Maximum Memory | 2 GB on board (non-expandable) |
| Flash Memory | 4 GB (Dual boot OS protection) |
| Drive Bay | 2 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 |
| Max. Number of Concurrent Connections (CIFS) - with Max. Memory | 200 |
Software and system features
| Hardware-accelerated Transcoding | Supported |
|---|---|
| Hot-swappable | Supported |
| System Warning | Buzzer |
Network, ports and expansion
| Gigabit Ethernet Port (RJ45) | 1 |
|---|---|
| Wake on LAN (WOL) | Supported |
| Jumbo Frame | Supported |
| USB 2.0 port | 2 |
| USB 3.2 Gen 1 port | 1 |
Physical, environmental and power
| Form Factor | Tower |
|---|---|
| LED Indicators | System Status, LAN, USB, HDD1~2 |
| Buttons | Power, Reset, USB Copy |
| Dimensions (HxWxD) | 186 × 91.7 × 157.6 mm Dimensions do not include foot pad (foot pad may be up to 30mm / 1.18 inches high depending on model) |
| Weight (Net) | 1.69 kg |
| Weight (Gross) | 1.89 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 | Minimum 48W adapter (12VDC), 100-240VAC |
| Power Consumption: HDD Sleep Mode | 3.43 W |
| Power Consumption: Operating Mode, Typical | 10.81 W Tested with drives fully populated. |
| Fan | 1 x 80mm, 12VDC |
Frequently asked questions about the TS-233
What is the QNAP TS-233?
It is a two-bay home NAS for centralised files, backup, sharing and multimedia organisation.
Which processor does the TS-233 use?
It uses an ARM Cortex-A55 four-core 2.0GHz processor.
How much memory is included?
The TS-233 includes 2GB on-board memory.
Can the TS-233 memory be expanded?
No. The 2GB on-board memory is listed as non-expandable.
How many drive bays does it have?
It has two 3.5-inch SATA bays.
Which drives are listed as compatible?
The listed compatibility includes 3.5-inch SATA hard drives and 2.5-inch SATA solid-state drives.
Which network connection is included?
It includes one Gigabit Ethernet port.
Does the TS-233 have a neural processing unit?
Yes. A neural processing unit is listed for AI image-recognition acceleration.
Can files be accessed remotely?
Yes. myQNAPcloud is highlighted for remote file access, management and sharing.
What are the TS-233 dimensions?
The stated dimensions are 186 × 91.7 × 157.6 mm, excluding the foot pad.
Important information
The 2GB system memory is on board and non-expandable.
Some system memory is reserved for shared graphics use.
Power consumption was tested with drives fully populated.
