WD Red Plus 4TB NAS Hard Drive
Brand: Western Digital | Category: Enterprise HDDs
SKU: 0F48404 | Part #: 0F48404 | MPN: WD40EFPX
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About the WD Red Plus 4TB NAS Hard Drive
Deliver 4TB of enterprise-grade NAS storage at 5400 RPM, engineered for mid-range eight-bay cluster deployments and designed to sustain continuous workloads up to 180 TB per year. The WD Red Plus series from Western Digital brings proven reliability to network-attached storage environments where data availability and vibration tolerance matter equally.
Built for storage architects and IT procurement teams managing mixed-RAID environments, this Western Digital drive combines CMR recording technology with purpose-built NASware 3.0 firmware to deliver consistent performance across RAID 0, 1, 5, 6, and 10 configurations. The 3.5-inch form factor (WD40EFPX) fits standard enclosures, while rotational vibration compensation via integrated RV sensors minimizes interference in multi-bay systems. TLER error recovery ensures that temporary read disturbances resolve without cascading into array rebuilds, and the 128MB cache buffers sequential and random workloads efficiently. With an MTBF rating of 1,000,000 hours and operating range from 0°C to 70°C, the WD Red Plus 4TB handles year-round data center and edge conditions. Power efficiency at 5.3W read/write and 0.4W standby reduces thermal load and cooling costs in always-on NAS appliances. This drive delivers the balance of capacity, speed, and endurance that enterprise storage systems demand without premium pricing. Contact Omnixon Global to request a quotation for the WD40EFPX and discuss volume licensing options for your infrastructure.
Key Specifications
- Capacity: 4TB
- Form Factor: 3.5-inch
- Interface: SATA 6 Gb/s
- Rotational Speed: 5400 RPM
- Cache: 128MB
- MTBF: 1,000,000 hours
- Supported RAID Levels: RAID 0, 1, 5, 6, 10
- Power Consumption (Read/Write): 5.3W
Technical Specifications
| Brand | Western Digital |
| Category | Enterprise HDDs |
| SKU | 0F48404 |
| Part Number | 0F48404 |
| MPN | WD40EFPX |
| Condition | New |
| Capacity | 4TB |
| Form Factor | 3.5" |
| Interface | SATA 6Gb/s |
| Speed | 5400 RPM |
| Manufacturer Part Number | 0F48404 |
| Model Family | WD Red Plus |
| Capacity | 4TB |
| Form Factor | 3.5-inch |
| Interface | SATA 6 Gb/s |
| Recording Technology | CMR (Conventional Magnetic Recording) |
| Rotational Speed | 5400 RPM |
| Cache | 128MB |
| Workload Rate (Annualized) | 180 TB/year |
| MTBF | 1,000,000 hours |
| Target NAS Bay Count | 1–8 bays |
| Supported RAID Levels | RAID 0, 1, 5, 6, 10 |
| Firmware | NASware 3.0 |
| Error Recovery | TLER (Time-Limited Error Recovery) |
| Rotational Vibration Compensation | Yes (RV sensors) |
| Operating Temperature | 0°C to 70°C |
| Power Consumption (Read/Write) | 5.3W |
| Power Consumption (Standby) | 0.4W |
| Dimensions (L x W x H) | 147.0 mm x 101.6 mm x 26.1 mm |
| Weight | 490g |
| Operating Shock | 30 Gs (2ms, read); 60 Gs (2ms, write) |
Frequently Asked Questions about WD Red Plus 4TB NAS Hard Drive
What does the WD Red Plus 4TB NAS Hard Drive do?
At 4TB, the WD Red Plus 4TB NAS Hard Drive suits enterprise data-center storage tiers — all-flash arrays, hyperconverged storage pools (vSAN, Ceph), database backends, and high-throughput backup repositories. The SATA 6Gb/s interface is supported by major server platforms.
What are the headline specs of the WD Red Plus 4TB NAS Hard Drive?
Key specifications for the WD Red Plus 4TB NAS Hard Drive: capacity 4TB; form factor 3.5"; interface SATA 6Gb/s; new condition; product name WD Red Plus 4TB NAS Hard Drive; brand Western Digital; category Hard Drive; capacity 4TB; form factor 3.5"; interface SATA 6Gb/s. Manufacturer part number 0F48404. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
Is the WD Red Plus 4TB NAS Hard Drive compatible with my infrastructure?
The WD Red Plus 4TB NAS Hard Drive uses a SATA 6Gb/s interface in a 3.5" form factor. It's compatible with server platforms that expose this interface — typical deployments include Dell PowerEdge, HPE ProLiant, Lenovo ThinkSystem, and Supermicro SuperServer chassis. For specific vendor part-number compatibility, our team validates against the manufacturer support matrix.