Technical reference
UGREEN DH4300 Plus specifications
Diskless DH4300 Plus / SKU 65651 · 8GB LPDDR4X · 4× SATA · 1× 2.5GbE
Complete specifications with requirements, upgrade limits and sources. For our buying judgment, reviews and prices, return to the buying guide.
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Identity
Compute
Published specifications and qualified support boundaries.
| Processor | Rockchip ARM A76 + A55; 8 cores; 2.0GHz listed[3] Official table uses core-family naming. Some retailer/review sources state RK3588C and a different clock; no unverified clock conversion is made. |
|---|---|
| Memory | 8GB LPDDR4X[3] |
| RAM expansion | Fixed / not upgradeable[3] Official FAQ explicitly states fixed 8GB memory. |
| System storage | 32GB eMMC[3] Operating-system storage, not user-drive capacity. |
Storage
Published specifications and qualified support boundaries.
| SATA bays | 4[3] |
|---|---|
| Compatible drive form factors | 3.5-inch HDD /2.5-inch SATA drives[3] Check exact drives against the official compatibility list. |
| M.2 slots | None[3] |
| RAID modes | Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10[3] |
| Raw capacity ceiling | 128TB[3] 4 × 32TB raw; RAID 5 with four equal drives retains roughly three drives of capacity before formatting. |
| RAID migration paths | Basic → RAID 1 → RAID 5 supported with sufficient drives[3] Official FAQ excludes JBOD/RAID 0 migration to RAID 5. Back up before migration or rebuilding. |
Network and ports
Published specifications and qualified support boundaries.
| Ethernet | 1 × 2.5GbE[3] |
|---|---|
| USB | Three 5Gbps USB ports: one USB-C and two USB-A[3] The summary table groups these under a front-panel heading; connector placement is not inferred from that heading. |
| HDMI | 4K at 60Hz[3] |
| PCIe expansion | None[3] |
Physical and support
Published specifications and qualified support boundaries.
| Dimensions | 155L × 155W × 215.7H mm[3] |
|---|---|
| Manufacturer access power | 22.89W[3] Manufacturer figure, not an independent measurement. Installed drives and workload affect draw; compare only like conditions. |
| Manufacturer HDD-hibernation power | 7.23W[3] Manufacturer figure, not an independent measurement. Installed drives and workload affect draw; compare only like conditions. |
| Warranty | 2 years for the main device[3] Current exact-model US product page; regional purchase and warranty terms apply. |
Software
Published specifications and qualified support boundaries.
| Operating system | UGOS Pro[3] Exact shipping and current update build not verified; dated reviews preserve their actual tested builds. |
|---|---|
| Interface languages | English, German, French, Spanish, Portuguese, Italian, Chinese and Japanese[3] |
| Docker | Docker supported[7][3] Official Docker guide: DH4300 Plus Supported, ARM64 images. Not x86 containers. |
| Virtual machines | Not supported[8] Official VM guide: unavailable on DH2300 and DH4300 Plus. |
| Local media playback | HDMI and DLNA supported[3] Plan around compatible direct playback rather than demanding server-side transcoding. |
| Plex server | Plex through Docker supported[2][4][7] Official Plex path is Docker. Android Central: no hardware transcode on this SoC. |
| Photo and phone backup | Automatic backup, organization and sharing[3] Phone operating systems can pause background uploads; confirm files arrive before removing originals. |
| Remote access | UGREENlink / internet-dependent[3] Availability and speed depend on the NAS, internet links and service. Keep an independent backup. |
Official specification table
Published specifications and qualified support boundaries.
| SKU | 65651[3] Complete exact-model specification table, row 1. A dash means no listed component; raw capacity is before RAID and formatting. |
|---|---|
| Model | DH4300 Plus[3] Complete exact-model specification table, row 2. A dash means no listed component; raw capacity is before RAID and formatting. |
| Supported Languages | English, Deutsch, Français, Español, Português, Italiano, 中文, 日本語[3] Complete exact-model specification table, row 3. A dash means no listed component; raw capacity is before RAID and formatting. |
| Drive Bays | 4-Bay (SATA)[3] Complete exact-model specification table, row 4. A dash means no listed component; raw capacity is before RAID and formatting. |
| Operating System | UGOS Pro[3] Complete exact-model specification table, row 5. A dash means no listed component; raw capacity is before RAID and formatting. |
| CPU Model | A76+A55 8 Core[3] Complete exact-model specification table, row 6. A dash means no listed component; raw capacity is before RAID and formatting. |
| CPU Brand & Architecture | Rockchip ARM 8 Cores 2.0 GHz[3] Complete exact-model specification table, row 7. A dash means no listed component; raw capacity is before RAID and formatting. |
| Memory (RAM) | 8GB LPDDR4X[3] Complete exact-model specification table, row 8. A dash means no listed component; raw capacity is before RAID and formatting. |
| Flash Memory (System Disk) | eMMC 32GB[3] Complete exact-model specification table, row 9. A dash means no listed component; raw capacity is before RAID and formatting. |
| SATA Drive Bays | 4[3] Complete exact-model specification table, row 10. A dash means no listed component; raw capacity is before RAID and formatting. |
| RAID | JBOD/Basic/RAID 0/RAID 1/RAID 5/RAID 6/RAID 10[3] Complete exact-model specification table, row 11. A dash means no listed component; raw capacity is before RAID and formatting. |
| Maximum Storage | 128TB (4x 32TB)[3] Complete exact-model specification table, row 12. A dash means no listed component; raw capacity is before RAID and formatting. |
| LAN Ports (RJ45) | 1x 2.5GbE[3] Complete exact-model specification table, row 13. A dash means no listed component; raw capacity is before RAID and formatting. |
| PCIe Expansion | -[3] Complete exact-model specification table, row 14. A dash means no listed component; raw capacity is before RAID and formatting. |
| High-Speed USB Ports (Front Panel) | 1x USB 3.2 Gen 1 (5Gb/s), 2x USB-A (both 5Gb/s)[3] Complete exact-model specification table, row 15. A dash means no listed component; raw capacity is before RAID and formatting. |
| HDMI | 4K 60Hz[3] Complete exact-model specification table, row 16. A dash means no listed component; raw capacity is before RAID and formatting. |
| Product Dimensions | L155 x W155 x H215.7 mm[3] Complete exact-model specification table, row 17. A dash means no listed component; raw capacity is before RAID and formatting. |
| Power Consumption | 22.89W (drive access) 7.23W (drive hibernation)[3] Complete exact-model specification table, row 18. A dash means no listed component; raw capacity is before RAID and formatting. Manufacturer claim; test configuration incomplete. |
Support and compatibility
Published specifications and qualified support boundaries.
| Accessory warranty | Power adapter and supplied network cable: 1 year[11] Main device period is separate. Warranty excludes data recovery; retain backups. |
|---|---|
| Warranty start and region | Main device activation; offline purchase proof if activation cannot be checked[11] Warranty service may be limited to the original purchase country/region. |
| Firmware and manuals | Select the exact NAS model in the official Download Center[12] No universal UGOS ISO or separate BIOS download is listed. Exact current package/version not verified. |
| Component compatibility | Check exact drive, SSD, RAM and UPS part numbers for this NAS[13] An unlisted component is not automatically incompatible. The list tests basic interoperability, not universal stability or all firmware combinations. |
| RAID drive guidance | NAS-rated CMR drives preferred; SMR not recommended[13] Match capacity and condition where practical; RAID is not a separate backup. |
Exact product identity & open questions
- Exact base configuration
- 65651 /DH4300 Plus /8GB LPDDR4X /diskless[3]
- Marketplace PDPs: Individually verified offers retain their own observations. Newegg primary new offers were rechecked for DXP2800, DXP4800 Plus and Pro; DH4300 Plus Amazon buy box was rechecked. Blocked B&H, Best Buy, Micro Center and DH2300 Amazon retain historical dates. No checkout was performed.
- Current workload validation: No standardized current-firmware retest across all configurations, full recovery drill, or complete original-video review. Source-specific unknowns remain in each review.
Sources
Research updated Sep 11, 2026. Individual source check dates are listed below. Measurements belong to the named reviewers; tested configurations and software versions may differ from the product you buy.
- [1] UGREEN NAS Apps & Software ↗
Checked Sep 11, 2026 · DH models lack VM manager
- [2] How to Install Plex on UGREEN NAS with Docker ↗
Checked Sep 11, 2026 · Plex via Docker on supported models
- [3] UGREEN NASync DH4300 Plus product page ↗
Checked Sep 11, 2026 · Specs SKU 65651; $373.99; 2-Year Product Warranty
- [4] Six months later, UGREEN DH4300 Plus is still the best starter NAS ↗
Checked Sep 11, 2026 · Harish Jonnalagadda 20 Apr 2026; no M.2; no Plex hardware transcode
- [5] UGREEN NASync DH4300 Plus NAS Server Review ↗
Checked Sep 8, 2026 · Baseline Dong Knows review; 2026-09-11 Cloudflare verification, not reread
- [6] Amazon DH4300 Plus B0F6CSCSBL ↗
Checked Sep 11, 2026 · Selected DH4300 Plus 4-Bay Diskless; NEW buy box $439.99; In Stock; sold by UGREEN GROUP LIMITED, ships Amazon.
- [7] How to Use Docker and Docker Compose on UGREEN NAS ↗
Checked Sep 11, 2026 · DH4300 Plus Supported ARM64
- [8] How to Host VMs on UGREEN NAS ↗
Checked Sep 11, 2026 · Unavailable on DH2300 and DH4300 Plus
- [9] UGREEN NASync DH4300 Plus Review ↗
Checked Sep 11, 2026 · Simon Handby 7 May 2026; ~300 MB/s large files; 76/43 MB/s mixed 6.5GB folder
- [10] Ugreen NASync DH4300 Plus NAS Review – ARM processor and another look at UGOS ↗
Checked Sep 11, 2026 · Tim Kutzner 26 Jan 2026 intro; later measurement pages not fully extracted
- [11] UGREEN NAS Warranty ↗
Checked Sep 11, 2026 · Complete page and published table / FAQ; dynamic per-model results not loaded.
- [12] UGREEN NAS Downloads ↗
Checked Sep 11, 2026 · Complete page and published table / FAQ; dynamic per-model results not loaded.
- [13] UGREEN NAS Compatibility ↗
Checked Sep 11, 2026 · Complete page and published table / FAQ; dynamic per-model results not loaded.
- [14] UGREEN NASync DH4300 Plus reviewed ↗
Checked Sep 11, 2026 · Full saved original article; inspected charts identified separately in audit.
Research and review record
- Research: Grok 4.6 · Source research and data update
- Self-check: Grok 4.6 · Researcher self-check
- Independent review: GPT-6 (Codex) · Independent full available original prose/table reading, explicitly listed chart inspection, exact-model/variant and primary offer reconciliation; no full video review, blocked sources excluded.
- Editorial integration: GPT-6 (Codex) · Editorial integration and validation
Independent review completed for the scope recorded in the audit.
Source evidence and review history (JSON)