Western Digital 12TB WD Purple Pro Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD121PURP 5W52M Part Number: 647897-B21 (alt: 647650-071)

Part Number: 647897-B21 (alt: 647650-071)

Part Number: ST9300603SS

Dimensions: 40 × 40 × 56mm

offering reliable server ECC memory at 667MHz with 240-pin fully buffered specification

5-inch hot-swap hard drive for Dell PowerEdge VRTX M420

Western Digital 12TB WD Purple Pro Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD121PURP 5W52M Part Number: 647897-B21 (alt: 647650-071)The Western Digital WD Purple Pro 12TB (WD121PURP) is a genuine 12TB 3. 5 inch SATA 6Gbps 256MB cache surveillance optimized hard drive engineered for 24 7 AI enabled security systems, supporting up to 64 simultaneous HD cameras with AllFrame AI technology to minimize dropped frames in high demand continuous recording environments. This genuine WD Purple Pro 12TB SATA 3. 5 inch surveillance HDD (WD121PURP) delivers purpose built performance for NVRs,