Western Digital Red Plus WD40EFPX Internal Hard Drive 3.5" 4000 GB Serial ATA III
| Hard disk interface | Serial ATA-600 |
| Connectivity technology | SATA |
| Brand | Western Digital |
| Special feature | Portable |
| Hard disk form factor | 3.5 Inches |
| Hard disk description | Mechanical Hard Disk |
| Compatible devices | NAS System |
| Installation type | Internal Hard Drive |
| Colour | Red |
| Hard disk size | 4 TB |
- Available in capacities ranging from 1-14TB(1) with support for up to 8 bays | (1) 1MB = 1 million bytes, 1GB = 1 billion bytes, and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.Specific uses: NAS,Business
- Supports up to 180 TB/yr workload rate(2) | (2) Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred ✕ (8760 / recorded power-on hours)). Workload Rate will vary depending on your hardware and software components and configurations.
- NASware firmware for compatibility
- Built for small or medium business NAS systems in a 24/7 environment
- 3-year limited warranty(3) | (3) MTBF specifications are based on a sample population and are estimated by statistical measurements and acceleration algorithms under typical operating conditions: workload of 90TB/year and drive temperature of 40°C. Derating of MTBF will occur above these parameters, up to 65°C drive temperature. MTBF does not predict an individual drive’s reliability and does not constitute a warranty. Not all products may be available in all regions of the world.
Western Digital Red Plus WD40EFPX Internal Hard Drive 3.5" 4000 GB Serial ATA III is backordered and will ship as soon as it is back in stock.
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Western Digital Red Plus WD40EFPX Internal Hard Drive 3.5" 400...
WD Red Plus NAS internal hard drives are designed with CMR technology for RAID-optimized NAS systems with up to eight bays. Perfect for handling increased workloads associated with small- to medium-sized business environments, including expanded OS compatibility and ZFS.
| Hard Drive | 4 TB Mechanical Hard Disk |
| Brand | Western Digital |
| Series | Red Plus |
| Item model number | WD40EFPX |
| Product Dimensions | 14.71 x 10.16 x 2.61 cm; 570 Grams |
| Item dimensions L x W x H | 14.7 x 10.2 x 2.6 Centimetres |
| Colour | Red |
| Hard Disk Interface | Serial ATA-600 |
| Hard drive rotational speed | 5400 RPM |
| Voltage | 1 Volts |
| ASIN | B0BDXSK2K7 |
| Customer Reviews | 4.6 4.6 out of 5 stars 470 ratings4.6 out of 5 stars |
| Best Sellers Rank | #3,395 in Electronics (See Top 100 in Electronics) #7 in Internal Hard Drives |
| Date First Available | Sept. 14 2022 |
| Manufacturer | Western Digital Technologies, Inc. |
| Hard disk interface | Serial ATA-600 |
| Connectivity technology | SATA |
| Brand | Western Digital |
| Special feature | Portable |
| Hard disk form factor | 3.5 Inches |
| Hard disk description | Mechanical Hard Disk |
| Compatible devices | NAS System |
| Installation type | Internal Hard Drive |
| Colour | Red |
| Hard disk size | 4 TB |
| Sustainability certificates | Rohs |
| Power consumption (standby) | 0.3 W |
| Noise level (idle) | 23 Db |
| HDD size | 3.5" |
| Native Command Queuing (NCQ) | Y |
| Width | 101.6 Mm |
| Interface | Serial Ata Iii |
| HDD interface transfer rate | 6 Gbit/s |
| Height | 26.1 Mm |
| Workload rate limit | 180 Tb/year |
| Storage drive buffer size | 256 Mb |
| Power consumption (idle) | 3.1 W |
| Advanced Format (AF) | Y |
| Depth | 147 Mm |
| 24/7 operation | Y |
| Component for | Nas |
| Non-operating shock | 250 G |
| Quantity | 1 |
| Operating shock | 70 G |
| Hot-swap | N |
| Type | Hdd |
| Weight | 570 G |
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