Western Digital Caviar SE 120GB 7.2K EIDE Hard Drive WD1200JB
- 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: | 120GB |
| Speed: | 7.2K RPM |
| Interface Types: | IDE ATA 3.5in |
| Form Factor: | 3.5" LFF Hard Drive |
| Electrical Interface: | EIDE Ultra ATA100 100MBps |
| RAM: | 8MB |
Description
Western Digital Caviar SE 120GB 7.2K EIDE Hard Drive WD1200JB - Refurbished
Key Features- RAID-specific time-limited error recovery improves compatibility with RAID adapters, and prevents drive fallout caused by the extended hard drive error-recovery processes common to desktop hard drives.
- 1 million hours MTBF meets enterprise-class reliability standards.
- Backed by an industry-leading five-year warranty.
- 8 MB cache provides a higher percentage of cache hits and significantly faster time to data than industry-standard 2 MB versions
Specifications
| Model: WD1200JB Specifications | |
| Formatted Capacity | 120,034 MB |
| Interface | 40-pin EIDE |
| Actuator Type | Rotary Voice Coil |
| Number of Disks | 2 |
| Data Surfaces | 4 |
| Number of Heads | 4 |
| Bytes Per Sector | 512 |
| User Sectors Per Drive | 234,441,648 |
| Servo Type | Embedded |
| Recording Method EPR4 | Rate 16/17 PRML |
| ECC | Reed Solomon |
| Head Park 2 | Automatic |
PRML - Partial Response Maximum Likelihood
EIDE - Enhanced Integrated Drive Electronics
2 Turning the system power off causes the WD Caviar® to perform an automatic head park operation.
| Performance Specifications | |
| Average Seek 1 - Read - Write | 8.9 ms average 10.9 ms average |
| Track-to-Track Seek | 2.0 ms average |
| Full Stroke Seek | 21 ms average |
| Index Pulse Period | 8.3 ms (nominal) |
| Average Latency | 4.2 ms (nominal) |
| Rotational Speed | 7200 RPM (nominal) |
| Data Transfer Rate (maximum) | 100 MB/s (Mode 5 Ultra ATA) 66.6 MB/s (Mode 4 Ultra ATA) 33.3 MB/s (Mode 2 Ultra ATA) 16.6 MB/s (Mode 4 PIO) 16.6 MB/s (Mode 2 multi-word DMA) |
| Interleave | 1:1 |
| Buffer Size | 8 MB |
| Error Rate - Unrecoverable | <1 in 1014 bits read |
| Spindle Start Time - From Power-on to Drive Ready 2 - From Power-on to Rotational Speed 3 | 7.0 s average 5.0 s average |
| Spindle Stop Time | 6.5 s average |
| Contact Start/Stop Cycles (CSS) | 50,000 minimum |
1 When measuring seek times, the average latency must be subtracted from read, write, or explicit seek commands.
2 Defined as the time from power-on to the setting of the Drive Ready and Seek Complete including calibration.
3 Defined as the time from power-on to when the full spindle rotational speed is reached.
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