Learn more about the Buffalo Technology WS5420RN40S9
Model| Brand | BUFFALO |
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| Model | WS5420RN40S9 |
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| Standards | IEEE802.3an (10GBASE-T), IEEE802.3bz (5GBASE-T/2.5GBASE-T), IEEE802.3ab (1000BASE-T), IEEE802.3u (100BASE-TX), IEEE802.3i (10BASE-T) |
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Interfaces| Port RJ-45 | 1 x 10GbE + 2 x 1GbE |
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| Port USB | 3 x USB3.0 |
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| HDD Interface | 4 x SATA (4 x Bay) |
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Configuration| Form Factor | 4-Bay |
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| Processor | Intel Atom C3338 |
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| Installed Memory | 8 GB DDR4 |
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Hard Drive Performance| Included HDD Capacity | 40TB (4 x 10TB) |
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| RAID | RAID 0/1/5/JBOD (Individual Disks) (Default 5) |
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Conveniences| Supported Protocols | CIFS/SMB, AFP, FTP, SFTP, NFS, SNMP |
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Power| Power | Internal AC 100-240V Universal 50/60Hz Max: 100W Data Transfer: 61.7W Idling: 58.7W Standby: 4.9W |
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Features| Usage | Backup & stream media through personal cloud |
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Environmental| Temperature | Operating Temperature: 32° - 104°F (0° - 40°C) |
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| Humidity | Operating Humidity: 10 - 85% non-condensing |
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Dimensions & Weight| Dimensions | 1.70" x 16.90" x 16.90" |
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| Weight | 19.60 lbs. |
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Package Contents| Package Contents | TeraStation AC Cable 6a Ethernet Cable Front Panel Key Warranty Statement Quick Setup Guide Setup Media (SD CARD) Rail Kit with Mounting Brackets and Screws |
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Additional Information| First Listed on Newegg | August 25, 2025 |
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Customer Reviews of the Buffalo Technology WS5420RN40S9