10 available claim to be refurbished but I think these are spec'd at 5 DWPD
800GB SAS SSD Sandisk LIGHTNING LB806M 2.5" 6Gb/s Enterprise Cheapest on Ebay | eBay
800GB SAS SSD Sandisk LIGHTNING LB806M 2.5" 6Gb/s Enterprise Cheapest on Ebay | eBay