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ARUBA NETWORKS, INC. ARUBA NETWORKS, INC. IAP-225-RW ARUBA INSTANT IAP-225 WIRELESS ACCESS POINT, 802.11N/AC, 3X3:3, DUAL RADIO, INTE
1 × AED9,429.00
Subtotal: AED9,429.00
04 3550600
052 7036860
Seagate Barracuda 7200.10 250GB 7.2K SATA 3.5″ Hard Drive ST3250620AS – Refurbished
Key Features And Benefits
- Broad range of capacities, from 200 GB to 750 GB, the highest in the industry
- Available interfaces: SATA 3Gb/s, SATA 1.5Gb/s or Parallel ATA/100
- Perpendicular recording technology for maximum drive capacity and reliability
- 8- and 16-MB cache buffer options
- Ultra-fast performance
- Superb reliability
- Whisper-quiet operation
- Enhanced G-Force Protection against handling damage
- 78 MB/s maximum sustained data transfer rate
- Clean Sweep calibration and Directed Offline scan diagnostics
- RoHS (restriction of hazardous substances) compliant
Applications
- Gaming PCs
- Workstations
- High-end PCs
- Desktop RAID
- Mainstream PCs
- xATA servers
- USB/FireWire/eSATA external storage
| Weight | 0.635 kg |
|---|
| Drive specification | ST3250820AS | ST3250620AS | ST3200826AS |
| Formatted Gbytes (512 bytes/sector)* | 250 | 200 | |
| Guaranteed sectors | 488,397,168 | 390,721,968 | |
| Bytes per sector | 512 | ||
| Default sectors per track | 63 | ||
| Default read/write heads | 16 | ||
| Default cylinders | 16,383 | ||
| Recording density in BPI (bits/inch max) | 763,000 | ||
| Track density TPI (tracks/inch avg) | 120,000 | ||
| Areal density (Mbits/inch2 avg) | 91,560 | ||
| Spindle speed (RPM) | 7,200 | ||
| Internal data transfer rate (Mbytes/sec max) | 95 | ||
| Sustained transfer rate OD (Mbytes/sec) | 65 | ||
| I/O data transfer rate (Mbytes/sec max) | 150 | ||
| ATA data-transfer modes supported | PIO modes 0–4Multiword DMA modes 0–2Ultra DMA modes 0–6 | ||
| SATA data-transfer modes supported | 1.5 Gbits/sec | ||
| Cache buffer | 8 Mbytes | 16 Mbytes | 8 Mbytes |
| Height (max) | 26.11 mm (1.028 inches) | ||
| Width (max) | 101.85 mm (4.010 inches) | ||
| Length (max) | 146.99 mm (5.787 inches) | ||
| Weight (max) grams / lb. | 635 / 1.39 | ||
| Average latency (msec) | 4.16 | ||
| Power-on to ready (typical) | 10 sec | ||
| Standby to ready (typical) | 10 sec | ||
| Track-to-track seek time (msec typical) | 0.8 (read), 1.0 (write) | ||
| Average seek, read (msec typical) | 8.0 | ||
| Average seek, write (msec typical) | 9.0 | ||
| Startup current (typical) 12V (peak) | 2.8 amps | ||
| Seek power (typical) watts | 9.9 | ||
| Operating power (typical) watts | 9.2 | ||
| Idle mode (typical) watts | 7.2 | ||
| Standby mode (typical) watts | 1.2 | ||
| Sleep mode | 1.2 | ||
| Voltage tolerance
(including noise) |
5V ± 5%
12V ± 10% |
||
| Ambient temperature | 0° to 60°C (op.)
–40° to 70°C (nonop.) |
||
| Temperature gradient
(°C per hour max) |
20°C (operating)
30°C (nonoperating) |
| Relative humidity | 5% to 90% (operating)
5% to 95% (nonoperating) |
| Relative humidity gradient | 30% per hour max |
| Wet bulb temperature(°C max) | 37.7 (operating)
40.0 (nonoperating) |
| Altitude, operating | –60.96 m to 3,048 m
(–200 ft to 10,000+ ft) |
| Altitude, nonoperating (meters below mean sea level, max) | –60.96 m to 12,192 m
(–200 ft to 40,000+ ft) |
| Shock, operating (max at 2 msec) | 63 Gs |
| Shock, nonoperating (max at 2 msec) | 300 Gs |
| Vibration, operating | 5–22 Hz: Limited displacement
23–350 Hz: 0.5 G acceleration |
| Vibration, nonoperating | 5–22 Hz: Limited displacement
23–350 Hz: 5 Gs acceleration |
| Drive acoustics, sound power (bels) | |
| Idle** | 2.8 (typical)
3.4 (max) |
| Performance seek | 3.7 (typical)3.9 (max) |
| Nonrecoverable read errors | 1 per 1014 bits read |
| Annualized Failure Rate (AFR) | 0.34% |
| Service life | 5 Years |
| Contact start-stop cycles(25°C, 50% relative humidity) | 50,000 |
| Supports Hotplug operation per SATA II specification | Yes |
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