Click or scroll to zoom Tap or pinch to zoom Surveillance HDD 18TB by WD Bulk $687.50 SKU WD181PURPSP 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart WD Purple Pro drives are designed for advanced AI-enabled recorders, video analytics servers and deep learning solutions requiring additional capacity, performance and workload capability. ** SINGLE PACK **