Western Digital 40GB SATA Hard Disks WD400BD
- RefurbishedCondition Levels Explained
These products have had NO problems or failures, they merely have some usage. The product has been professionally returned to excellent condition. These items have been fully tested, formatted (if appropriate) &repackaged. Hard drives are fully vetted for surface defects and wear, only healthy disks are approved for resale to our customers. Please see our refurbishing process for more details. Watch a video about our refurbishing process
- Special Order - Ships in 5-10 business daysSpecial Order - Ships in 5-10 business days
This item has a lead time for fulfilment (as listed), this is approximate. Your credit card will be authorized in full on the day of ordering; it will not be charged until the day of shipment.
- 1 Year DiscTechWarrantyProduct Warranties Explained
The product has a DiscTech warranty for the time period specified. View our limited warranty
| Capacity: | 40GB |
| Speed: | 7.2K RPM |
| Interface Types: | SATA |
| Form Factor: | 3.5" LFF Hard Drive |
| Electrical Interface: | SATA 150 - 1.5Gbps |
| RAM: | 2MB |
Description
Western Digital Caviar 40GB 7.2K SATA Hard Drive WD400BD - Refurbished
WD Caviar SATA/EIDE hard drives are offered in capacities up to 250 GB, with performance geared to advanced and mainstream desktop personal computers. WD Caviar drives are built to the highest standards of quality and reliability because we understand the importance of data that is entrusted to our products.
Specifications
| Performance Specifications | |
| Rotational Speed | 7,200 RPM (nominal) |
| Buffer Size | 2 MB |
| Average Latency | 4.20 ms (nominal) |
| Contact Start/Stop Cycles | 50,000 minimum |
| Seek Times | |
| Read Seek Time | 8.9 ms |
| Write Seek Time | 10.9 ms (average) |
| Track-To-Track Seek Time | 2.0 ms (average) |
| Full Stroke Seek | 21.0 ms (average) |
| Transfer Rates | |
| Buffer To Host (Serial ATA) | 150 MB/s (Max) |
| Buffer To Disk | 748 Mbits/s (Max) |
| Physical Specifications | |
| Formatted Capacity | 40,020 MB |
| Capacity | 40 GB |
| Interface | SATA 300 MB/s |
| User Sectors Per Drive | 78,165,360 |
| Physical Dimensions | |
| English | |
| Height | 1.028 Inches (Max) |
| Length | 5.787 Inches (Max) |
| Width | 4.00 Inches (+/- 0.010 inch) |
| Weight | 1.60 Pounds |
| Metric | |
| Height | 26.1 mm (Max) |
| Length | 147 mm (Max) |
| Width | 101.6 mm |
| Weight | 0.73 kg |
| Environmental Specifications | |
| Operating Shock (Read) | 65G, 2 ms |
| Non-operating Shock | 350G, 2 ms |
| Acoustics | |
| Idle Mode | 30 dBA (average) |
| Seek Mode 0 | 32 dBA (average) |
| Seek Mode 3 | 31 dBA (average) |
| Temperature (English) | |
| Operating | 41° F to 131° F |
| Non-operating | -40° F to 149° F |
| Temperature (Metric) | |
| Operating | 5° C to 55° C |
| Non-operating | -40° C to 65° C |
| Humidity | |
| Operating | 5-95% RH non-condensing |
| Non-operating | 5-95% RH non-condensing |
| Altitude (English) | |
| Operating | -1,000 feet to 10,000 feet |
| Non-operating | -1,000 feet to 40,000 feet |
| Altitude (Metric) | |
| Operating | -305M to 3,050M |
| Non-operating | -305M to 12,200M |
| Operating Vibration | |
| Linear | 10-300 Hz, 3.0G (0 to peak) |
| Random | 10-300 Hz, 0.008 g² / Hz |
| Non-operating Vibration | |
| Low Frequency | 5-20 Hz, 0.195 inches (double amplitude) |
| High Frequency | 20-300 Hz, 4.0G (0 to peak) |
| Electrical Specifications | |
| 12 VDC Current Requirements | |
| Read/Write | 450 mA |
| Idle | 470 mA |
| Standby | 23 mA |
| Sleep | 23 mA |
| 5 VDC Current Requirements | |
| Read/Write | 800 mA |
| Idle | 750 mA |
| Standby | 330 mA |
| Sleep | 200 mA |
| Power Dissipation | |
| Read/Write | 12.80 Watts |
| Idle | 9.50 Watts |
| Standby | 1.90 Watts |
| Sleep | 1.30 Watts |
Click here to view the manufacturer's item description/brochure
Weight: 1.8 lb
Warranty: 1 Year DiscTech
Condition
Refurbished
Warranty
1 Year DiscTech Warranty