WD WD121KFBX Hard Disk Drive, 12TB Red Pro Nas Hard Drive
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Key Features
- Enterprise-grade 24/7 reliability for NAS environments, ensuring continuous access to critical files and monitoring data
- Massive 12TB capacity to consolidate backups, surveillance footage and large datasets in a single bay
- NASware™ 3.0 firmware for seamless NAS & RAID compatibility, simplified upgrades and robust data protection
- 256MB cache and SATA/600 interface for faster file transfers, reduced latency and smoother multi-user access
- Multi-axis shock sensors and vibration protection designed for larger 24-bay systems to minimize downtime
- 5-year limited warranty for long-term peace of mind and predictable TCO
Quick Specifications
- Product Model
- WD121KFBX
- Brand Name
- Western Digital
- Product Line
- Red Pro
- Product Name
- Red Pro 12TB NAS Hard Drive
Explore the details
Product information
WD121KFBX
Overview
Designed for power users and medium-sized businesses, the Western Digital Red Pro 12TB NAS hard drive delivers dependable, high-capacity storage for networked systems, surveillance and continuous monitoring applications. Built specifically for NAS enclosures up to 24 bays and engineered for 24x7 operation, this Red Pro drive combines NASware™ 3.0 compatibility with a large 12TB capacity and a 256MB buffer to accelerate backups, video recording and multi-user file sharing. The SATA/600 interface and tuned firmware help reduce latency for concurrent access, while multi-axis shock sensors and vibration protection keep your security camera footage and critical business data safe in dense arrays. With proven RAID compatibility and a 5-year limited warranty, the WD121KFBX reduces maintenance overhead and increases uptime for storage, backup and surveillance deployments. Ideal for network-attached storage, CCTV archive systems, and IT environments that demand continuous performance—upgrade to Western Digital Red Pro to centralize storage and protect your data. Contact us to specify this drive for your NAS, security or backup solution.
Features
- Enterprise-grade 24/7 reliability for NAS environments, ensuring continuous access to critical files and monitoring data
- Massive 12TB capacity to consolidate backups, surveillance footage and large datasets in a single bay
- NASware™ 3.0 firmware for seamless NAS & RAID compatibility, simplified upgrades and robust data protection
- 256MB cache and SATA/600 interface for faster file transfers, reduced latency and smoother multi-user access
- Multi-axis shock sensors and vibration protection designed for larger 24-bay systems to minimize downtime
- 5-year limited warranty for long-term peace of mind and predictable TCO
| General Information | |
|---|---|
| Brand Name | Western Digital |
| Manufacturer | Western Digital Corporation |
| Product Line | Red Pro |
| Product Name | Red Pro 12TB NAS Hard Drive |
| Product Type | Hard Drive |
| Product Model | WD121KFBX |
| Country of Origin | TH |
| Manufacturer Part Number | WD121KFBX |
| Technical Information | |
| Device Supported | Desktop PC, Storage System |
| Storage Capacity | 12TB |
| Drive Performance | |
| Buffer | 256Mb |
| Interfaces/Ports | |
| Drive Interface | SATA |
| Drive Interface Standard | SATA/600 |
| Physical Characteristics | |
| Color | Red |
| Width | 4.00" |
| Height | 1.00" |
| Form Factor | 3.5" |
| Product Information | |
| Length | 5.80" |
| Drive Type | Internal |
| Warranty | |
| Limited Warranty | 5-Year |
| Miscellaneous | |
| Environmentally Friendly | Yes |
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Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- WD121KFBX
- Manufacturer part:
- WD121KFBX
How do I confirm compatibility?
Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.
Ask a product specialistWhen will this item ship?
Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.
Shipping, freight and delivery detailsWhat should I know about returns?
Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.
Read return eligibility and exclusionsWD WD121KFBX Hard Disk Drive, 12TB Red Pro Nas Hard Drive
WD121KFBX