4.0TB OWC Aura Pro IV
PCIe 4.0 NVMe M.2 2280 Solid-State Drive
Mfr P/N: SP4P8T1PT04 OWC SKU: OWCSP4P8T1PT04
For Ultrabooks, Notebooks, AIO Computers, Chromebooks, Mini PCs, External Drives, and PS5 Consoles
- Extremely fast: up to 7300MB/s sequential read, 6340MB/s sequential write, and 1523MB/s minimum sustained write performance (depending on capacity) for incredible operating system responsiveness, pro A/V workflows, file and project back-ups, app/gaming load times, and more1
- Compact design: the best choice for computers and devices that utilize a 2280-sized NVMe M.2 SSD
- Advanced technology: the latest flash management design for the highest reliability, performance, and endurance.
- 5 Year OWC Limited Warranty
Supercharge Your Storage Performance
Supercharge your computer or device that use a 2280-sized NVMe M.2 SSD with the Aura Pro IV. This performance booster offers extremely offers extremely fast performance so you can blaze through any kind of video and photo editing project at ultra-high resolution . Significantly reduce the time it takes you to perform everyday file transfer or project backup tasks. Nearly as quick as you can blink, your apps and games are ready to go. Whatever your storage needs, the Aura Pro IV gives you the horsepower to get it done quicker.
Built For Reliable Speed
Whether you’re editing large format video in the field on an ultra-thin notebook or batch editing images on an all-in-one machine, the Aura Pro IV is built to ensure your confidence. Advanced flash management technology along with synchronous caching enable you to enjoy super-fast transfer speeds with the highest attainable reliability of the drive and your data.
Starts Fast. Stays Fast.
Fast speed out of the box is a given with SSDs. What matters though is when you are doing a high volume of data work over the long haul, you need your SSD to keep up with you. The Aura Pro IV utilizes 7% of its capacity for over-provisioning to ensure consistently high sustained write speeds over the drive’s entire capacity. While other drives will slow you down to a crawl, you’ll start fast and stay fast over the long haul with Aura Pro IV.
DIY Perfection
The Aura Pro IV is the perfect way to give yourself a reliable high-performance boost that will completely transform your existing machine or enclosure. You can also DIY build from new and handle demanding needs on the road with an OWC Express 1M2 or on the desktop with an Express 4M2.
The PS5 Capacity Game Changer
Say goodbye to loading screens and not having enough capacity in your PS5 for your game library with the Aura Pro IV. Just pop off your console's rear face plate to access its M.2 expansion slot to dramatically increase your internal storage capacity in minutes. With jaw-dropping read speeds over 7000MB/s, the Aura Pro IV surpasses the PS5’s 5500MB/s minimum speed requirement while giving you plenty of space to store screenshots and video clips of your awesome play.
- Up to 7300MB/s sequential read, 6340MB/s write, 1523MB/s sustained write performance based on testing a 4TB OWC Aura Pro IV 2280 SSD in a primary M.2 slot on a Gigabyte X570 AORUS MASTER motherboard with AMD Ryzen 9 5950X 32GB memory and Windows 11 Pro running CrystalDiskMark (1GB, default settings).
Includes
- (1) OWC Aura Pro IV PCIe 4.0 NVMe M.2 2280 Solid-State Drive
- 5 Year OWC Limited Warranty
Specs
Total Capacity
- 3840GB Useable Capacity
- Total Capacity: 4096GB
- 256GB Allocated to real-time data redundancy and error correction
Formatted Capacity
- 3576GiB
Controller
- Phison PS5027-E27T (BiCS6) with 7% over-provisioning
NAND Flash Components
- Kioxia Synchronous Triple-Level Cell (TLC) 3D NAND Flash
S.M.A.R.T. Attributes
- Standard attributes supported
Native Command Queuing (NCQ)
- Up to 32 simultaneous commands
RAID Support
- Yes
Form Factor
- M.2 - 2280 "M Key" Single-sided
Drive Interface
- PCIe 4.0 x4, NVMe 1.4
Random 4K Read
- Up to 950,000 IOPS
Random 4K Write
- Up to 1,400,000 IOPS
Sequential Read (Max)
- Up to 7300 MB/s
Sequential Write (Max)
- Up to 6340 MB/s
Sustained Write
- 1523 MB/s
Nonrecoverable Read Errors
- 1 per 1016 bits read
MTBF (Mean Time Between Failures)
- 1,500,000 hours
TRIM Support
- Yes
Security
- TCG Opal
- TCG Pyrite
- Crypto Erase
- Secure Erase (SE)
Endurance
- 2400TB total bytes written (TBW), equal to 940 GB per day for 7 years
Mac OS Compatibility
- Requires additional hardware, please see the 'Other Requirements' section for more details.
PC OS Compatibility
- Windows 10 32-bit Edition
- Windows 10 64-bit Edition
- Windows Server 2019
- Windows Server 2022
- Windows 11
Other Requirements
- Mac users require a compatible external enclosure. Not a compatible replacement for the internal drive in any Mac computer.
Write Mode (Max)
- Up to 5.8 Watts
Seek Mode (Max)
- Up to 5.9 Watts
Idle Mode (Max)
- Up to 0.5 Watts
Dimensions
- Height: 0.3 cm (0.1 in)
- Length: 8.0 cm (3.1 in)
- Width: 2.2 cm (0.9 in)
Weight
- 7.0 g (0.02 lbs)
RoHS Compliant
- Yes
Ambient Temperature
- Operating: 32°F to 158°F (0°C to 70°C)
- Non-Operating: -40°F to 185°F (-40°C to 85°C)
Humidity
- Operating: 0% to 40% non-condensing
Shock
- Operating: 1500 G max at 0.5 ms
Idle (Typical)
- 0.0 bels
Seek (Typical)
- 0.0 bels
Applications
- PCs (Internal Storage)
- External Enclosures
- PCIe Host Cards
- Gaming
Compatibility & Installation Videos
Note: Installation in a PC requires an available NVMe M.2 slot that supports the 2280 form factor and M-key connector type. This product is not designed for use inside Mac computers.
PC Compatible

PC Compatible