4-Bay Redundant-Power Rackmount NAS
QNAP TS-432PXU-RP-2G Rackmount NAS
A four-bay 1U rackmount NAS with an Alpine AL324 quad-core processor, 2 GB DDR4 memory, dual 10GbE SFP+, dual 2.5GbE and redundant power supplies.
High-bandwidth rack storage with redundant power
The QNAP TS-432PXU-RP-2G combines dual 10GbE SFP+, dual 2.5GbE and two 250W power supplies in a four-bay 1U chassis. It supports file backup and synchronisation, snapshots, cloud gateways, Google Workspace and Microsoft 365 account backup, compatible expansion enclosures and PCIe cards for teams building a resilient shared-storage and recovery platform.
Key features and benefits
Redundant power supplies
Two 250W power supplies support continuity-focused rack deployments.
Dual 10GbE SFP+
Two built-in 10GbE ports support high-bandwidth file sharing and backup.
Dual 2.5GbE RJ45
Two additional multi-gigabit ports broaden network deployment options.
Backup and synchronisation
HBS supports backup and synchronisation to other NAS systems, servers and cloud storage.
Cloud-account protection
Boxafe is positioned for backup of Google Workspace and Microsoft 365 data.
Expandable capacity
Compatible QNAP TR RAID enclosures and TL JBOD units can increase storage capacity.
Who is this model best for?
A strong choice for
- Rack deployments requiring redundant power
- Teams using 10GbE SFP+
- File backup and synchronisation
- Google Workspace or Microsoft 365 backup
- Capacity growth through compatible expansion units
Consider another model if you need
- You need a short-depth rack chassis
- You require built-in M.2 slots
- You require more than four internal drive bays
Key specifications
- Processor
- AnnapurnaLabs Alpine AL324, 4-core, 1.7GHz
- System memory
- 2 GB UDIMM DDR4 (1 × 2 GB)
- Maximum memory
- 16 GB (1 × 16 GB)
- Drive bays
- 4 × 3.5-inch SATA 6Gb/s, 3Gb/s
- Drive compatibility
- 3.5-inch SATA HDD; 2.5-inch SATA HDD or SSD
- Networking
- 2 × 10GbE SFP+; 2 × 2.5GbE RJ45
- Expansion
- 1 × PCIe Gen 2 x2 slot
- USB
- 4 × USB 3.2 Gen 1
- Dimensions
- 43.3 × 430 × 479 mm
- Power supply
- 250W × 2, 100–240V
Full technical specifications
Processor, memory and storage
| CPU | AnnapurnaLabs Alpine AL324 64-bit ARM® Cortex-A57 4-core 1.7GHz processor |
|---|---|
| CPU Architecture | 64-bit ARM |
| Floating Point Unit | Supported |
| Encryption Engine | Supported |
| System Memory | 2 GB UDIMM DDR4 (1 x 2 GB) |
| Maximum Memory | 16 GB (1 x 16 GB) |
| Memory Slot | 1 x UDIMM DDR4 |
| Flash Memory | 512 MB (Dual boot OS protection) |
| Drive Bay | 4 x 3.5" SATA 6Gb/s, 3Gb/s |
| Drive Compatibility | 3.5-inch bays: 3.5-inch SATA hard disk drives 2.5-inch SATA hard disk drives 2.5-inch SATA solid state drives |
| Hot-swappable | Supported |
| M.2 Slot | Optional via a PCIe adapter |
| SSD Cache Acceleration Support | Supported |
| Max. Number of Concurrent Connections (CIFS) - with Max. Memory | 700 |
Network, ports and expansion
| 2.5 Gigabit Ethernet Port (2.5G/1G/100M) | 2 (2.5G/1G/100M/10M) |
|---|---|
| 10 Gigabit Ethernet Port | 2 x 10GbE SFP+ |
| Wake on LAN (WOL) | Only the 2.5GbE port |
| Jumbo Frame | Supported |
| PCIe Slot | 1 Slot 1: PCIe Gen 2 x2 PCIe bandwidth limitations will restrict the NAS 10GbE performance. Card dimensions for PCIe slot:210 x 68.9x 18.76 mm / 8.27 x 2.71 x 0.74 inches. |
| USB 3.2 Gen 1 port | 4 |
Physical, environmental and power
| Form Factor | 1U Rackmount |
|---|---|
| LED Indicators | HDD 1-4, Status, LAN, Storage expansion |
| Buttons | Power, Reset |
| Dimensions (HxWxD) | 43.3 × 430 × 479 mm Excludes ear hook and the protruding part of the Power Supply Unit. |
| Weight (Net) | 9.08 kg |
| Weight (Gross) | 11.03 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 (x2) PSU, 100 - 240V |
| Power Consumption: Operating Mode, Typical | 53.343 W Tested with drives fully populated. |
| Fan | 2 x 40mm, 12VDC |
| System Warning | Buzzer |
Frequently asked questions about the TS-432PXU-RP-2G
What is the QNAP TS-432PXU-RP-2G?
The TS-432PXU-RP-2G is a four-bay 1U rackmount NAS with dual 10GbE SFP+, dual 2.5GbE and redundant power supplies.
Which processor does the TS-432PXU-RP-2G use?
The TS-432PXU-RP-2G uses an AnnapurnaLabs Alpine AL324 64-bit ARM Cortex-A57 four-core 1.7GHz processor.
How much memory is included with the TS-432PXU-RP-2G?
The TS-432PXU-RP-2G includes 2 GB UDIMM DDR4 memory and supports a stated maximum of 16 GB.
How many drive bays does the TS-432PXU-RP-2G have?
It has four 3.5-inch SATA 6Gb/s, 3Gb/s drive bays.
Which drive types are supported by the TS-432PXU-RP-2G?
It supports 3.5-inch SATA hard drives, 2.5-inch SATA hard drives and 2.5-inch SATA solid-state drives.
Which network ports are built into the TS-432PXU-RP-2G?
It includes two 10GbE SFP+ ports and two 2.5GbE RJ45 ports.
What expansion options does the TS-432PXU-RP-2G provide?
It provides one PCIe Gen 2 x2 slot, optional M.2 support through a compatible PCIe adapter and support for the listed QNAP expansion enclosures.
What form factor is the TS-432PXU-RP-2G?
It is a 1U rackmount NAS with two 250W power supplies.
What are the dimensions of the TS-432PXU-RP-2G?
Its stated dimensions are 43.3 × 430 × 479 mm, excluding the ear hooks and protruding power-supply section.
Which ports support Wake on LAN on the TS-432PXU-RP-2G?
Wake on LAN is stated to work only through the 2.5GbE port.
Important information
The PCIe Gen 2 x2 bandwidth limitation is stated to restrict NAS 10GbE performance.
Wake on LAN is stated to work only through the 2.5GbE port.
Check PCIe-card, expansion-unit and drive compatibility before purchase.
