WDS400T1R0C
WD Red SN700 · 4TB
TLC
NVMe ✓ DRAM cache
$1,219
($304.75/TB)
Best price at Amazon · US
Last checked Jul 6, 2026 · Price and availability subject to change.
Specifications
- Capacity
- 4 TB
- Interface
- NVMe
- Form factor
- M.2"
- Class
- NAS
- NAND
- TLC
- Endurance
- 5,100 TB
- DRAM cache
- ✓
- Power-loss protection
- ✗
- Sustained write
- -
- Data confidence
- High
Endurance
Rated endurance (TBW)5,100 TB written
Drive writes per day0.7 DWPD
Power-loss protectionNo
Endurance is the manufacturer's warranty rating (TBW / DWPD), not a measured failure rate - SSDs aren't in Backblaze's HDD-focused failure data.
Price history
US · cheapest per day
$1,219 latest