Asustor Nimbustor 2 Gen 2 (AS5402T) 2-Bay High-Performance NAS Storage
The Asustor Nimbustor 2 Gen 2 (AS5402T) is a powerful 2-bay NAS server built for enthusiasts, gamers, content creators, and home offices demanding extreme speed and versatility. Powered by an Intel Celeron N5105 Quad-Core processor (burst up to 2.9GHz) paired with 4GB DDR4 RAM (2933 MHz, expandable up to 16GB), it features 2 x 3.5″/2.5″ SATA drive bays along with 4 x M.2 PCIe NVMe SSD slots for fast caching or all-flash storage volumes. Equipped with dual 2.5-Gigabit Ethernet ports supporting Link Aggregation for up to 5Gbps transfer speeds, HDMI 2.0b for 4K 60Hz video playback, 3 x USB 3.2 Gen 2 (10Gbps) ports, and Asustor ADM OS, it delivers exceptional network throughput and 4K media transcoding.
Key Features & Highlights
- Intel Quad-Core CPU & DDR4 RAM: Intel Celeron N5105 quad-core processor (up to 2.9GHz) with 4GB DDR4 2933 MHz RAM (up to 16GB).
- Quad M.2 NVMe SSD Slots: Includes 4 x M.2 PCIe NVMe SSD slots for SSD caching or high-speed all-flash storage pools.
- Dual 2.5GbE Networking: 2 x 2.5-Gigabit Ethernet ports supporting SMB Multichannel and Link Aggregation for speeds up to 5 Gbps.
- HDMI 2.0b 4K 60Hz Video Output: Direct 4K UHD media output for TVs and monitors with 10-bit 4K H.265 hardware transcoding support.
- Triple 10Gbps USB Ports: 3 x USB 3.2 Gen 2 Type-A ports delivering up to 10Gbps for fast external data backups.
- Gaming-Inspired Red & Black Aesthetic: Features a stylish diamond-cut exterior with quiet smart-cooling heat management.
- Asustor ADM OS Ecosystem: Offers automated cloud backup, Btrfs snapshot protection, media streaming apps, and Docker container support.
Detailed Product Specifications
1. Hardware Architecture & Performance
| Attribute | Specification Details |
|---|---|
| Brand / Manufacturer | Asustor |
| Model Name & Number | Nimbustor 2 Gen 2 / AS5402T |
| CPU Processor & Speed | Intel Celeron N5105 Quad-Core (Burst up to 2.9 GHz) |
| System Memory (RAM) | 4 GB DDR4 SDRAM (2933 MHz, Expandable up to 16 GB) |
| SATA Drive Bays | 2 × 3.5″ / 2.5″ SATA III HDD/SSD Bays (Diskless) |
| NVMe SSD Slots | 4 × M.2 PCIe NVMe SSD Slots |
| Supported RAID Modes | RAID 0, RAID 1, Single, JBOD |
| Video Transcoding Engine | 4K 60Hz H.265 10-bit Hardware Transcoding Support |
2. Connectivity, Physical & Power Specs
| Attribute | Specification Details |
|---|---|
| Ethernet Network Ports | 2 × 2.5-Gigabit Ethernet Ports (2.5G/1G/100M RJ45) |
| Video Output Interface | 1 × HDMI 2.0b (3840 × 2160 @ 60Hz) |
| USB Expansion Ports | 3 × USB 3.2 Gen 2 Type-A (10Gbps Data Transfer) |
| Power Plug & Adapter Type | Type E / F (EU Hybrid) External Power Adapter |
| Physical Dimensions (D x W x H) | 230 × 114 × 170 mm (9.06 × 4.49 × 6.69 inches) |
| Product Net Weight | 1.5 kg (3.3 lbs) |
| Operating System & Guarantee | ASUSTOR Data Master (ADM) / 3-Year Manufacturer Guarantee |
Package Contents
- 1 x Asustor Nimbustor 2 Gen 2 AS5402T NAS Unit
- 1 x AC Power Adapter & Power Cord (EU Plug)
- 2 x RJ-45 LAN Cables (Cat 5e)
- 1 x Screws Pack for 3.5″ / 2.5″ / M.2 Drives
- 1 x Quick Installation Guide






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