You are bidding on Parts Only / Not Working Western Digital Red WD40EFRX 4TB SATA III HDDs. These drives have been decommissioned from production servers and have been tested / cleaned / wiped, ready for use. Various manufacturing dates. Items are being sold 'AS-IS' and without warranty (these are also old enough to be outside mfr warranty also); have successfully been wiped but are showing SMART warnings, indicating useful life may be diminished. Being sold as Parts / Not Working. Likely refurbishable.
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