Seagate ST318451LW 18GB SCSI Hard Drive
- 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: | 18GB |
| Speed: | 15K RPM |
| Interface Types: | SCSI 68pin HD68 |
| Form Factor: | 3.5" LFF Hard Drive |
| Electrical Interface: | SCSI LVD U160 - 160MBps 16-bit |
Description
Seagate ST318451LW 18GB 3.5 inch 15K RPM Cheetah X15 U-160 68 Pin SCSI HDD - Refurbished
Seagate ST318451LW 18GB 3.5" 15,000 RPM Cheetah X15 Ultra 160 68 Pin SCSI Hard Disk Drive - Refurbished
The Cheetah X15 family has the following standard features:
- Integrated Ultra160 SCSI controller
- Multimode SCSI drivers and receivers—single-ended (SE) and low voltage differential (LVD)
- 16 bit I/O data bus
- Asynchronous and synchronous data transfer protocol (supports Ultra160 transfer rate)
- Firmware downloadable via SCSI interface
- Selectable even byte sector sizes from 512 to 2,064 bytes/sector
- Programmable sector reallocation scheme
- Flawed sector reallocation at format time
- Programmable auto write and read reallocation
- Reallocation of defects on command (post format)
- ECC maximum burst correction length of 240 bits with a guaranteed burst correction length of 233 bits.
- Sealed head and disc assembly
- No preventative maintenance or adjustment required
- Dedicated head landing zone
- Embedded servo design
- Self diagnostics performed when power is applied to the drive
- Zoned bit recording (ZBR)
- Vertical, horizontal, or top down mounting
- Dynamic spindle brake
- 4,096 kbytes data buffer
- Hot plug compatibility (Section 9.6.4.2 lists proper host connector needed) for LC model drives
- Drive Self Test (DST)
- Supports SCSI bus fairness
Compatibility
This drive is compatible with any server that accepts 3.5in x 1.0in (LFF Hard Drive) SCSI Drives
Specifications
| Specification | ||
|---|---|---|
| Part Number | ST318451LW | |
| Model | Cheetah X15 | |
| Number of active heads | 10 | |
| Cache (kbytes) | 4,096 | |
| I/O circuit type | Single-ended (SE) and low voltage differential (LVD) | |
| Number of I/O connector pins | 68 | |
| Number of I/O data bus bits | 16 | |
| Formatted data block size 512 bytes/sector | 18.35 GB | |
| Unformatted data block size 512 bytes/sector | 23.86 GB | |
| Drive capacity | 18.35 GB | |
| Read/write heads | 10 | |
| Bytes/track | 176,843 Bytes | |
| Bytes/surface | 1,835 MB | |
| Tracks/surface (total) | 10,377 Tracks | |
| Tracks/inch | 21,400 TPI | |
| Peak bits/inch | 343 KBPI | |
| Internal data rate | 385 - 508 Mb/s | |
| Disc rotational speed | 15K RPM | |
| Average rotational latency | 2.0 msec | |
Click here to view the manufacturer's item description/brochure
Weight: 2.5 lb
Warranty: 1 Year DiscTech
Condition
Refurbished
Warranty
1 Year DiscTech Warranty