Western Digital WD Purple 1TB 3.5" Surveillance HDD 5400RPM 64MB SATA3 110MB/s 180TBW 24x7 64 Cameras AV NVR DVR 1.5mil MTBF 3yrs
$89

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Western Digital WD Purple 6TB 3.5" Surveillance HDD 5400RPM 64MB SATA3 175MB/s 180TBW 24x7 64 Cameras AV NVR DVR 1.5mil MTBF 3yrs
$269

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Western Digital WD Purple Pro 14TB 3.5" Surveillance HDD 7200RPM 512MB SATA3 255MB/s 550TBW 24x7 64 Cameras AV NVR DVR 2.5mil MTBF 5yrs
$799

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Western Digital WD Purple 2TB 3.5" Surveillance HDD 5400RPM 64MB SATA3 145MB/s 180TBW 24x7 64 Cameras AV NVR DVR 1.5mil MTBF 3yrs
$109

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Western Digital WD Purple 8TB 3.5" Surveillance HDD 7200RPM 256MB SATA3 245MB/s 360TBW 24x7 64 Cameras AV NVR DVR 1.5mil MTBF 3yrs
$429

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Western Digital WD Purple Pro 18TB 3.5" Surveillance HDD 7200RPM 512MB SATA3 272MB/s 550TBW 24x7 64 Cameras AV NVR DVR 2.5mil MTBF 5yrs
$1029

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Western Digital WD Purple 3TB 3.5" Surveillance HDD 5400RPM 64MB SATA3 145MB/s 180TBW 24x7 64 Cameras AV NVR DVR 1.5mil MTBF 3yrs
$145

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Western Digital WD Purple Pro 10TB 3.5" Surveillance HDD 7200RPM 256MB SATA3 265MB/s 550TBW 24x7 64 Cameras AV NVR DVR 2.5mil MTBF 5yrs
$499

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Western Digital WD Purple 4TB 3.5" Surveillance HDD 5400RPM 64MB SATA3 150MB/s 180TBW 24x7 64 Cameras AV NVR DVR 1.5mil MTBF 3yrs
$169

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Western Digital WD Purple Pro 12TB 3.5" Surveillance HDD 7200RPM 256MB SATA3 245MB/s 550TBW 24x7 64 Cameras AV NVR DVR 2.5mil MTBF 5yrs
​$599

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