Samsung
SAMSUNG 512GB M.2 2242 42mm PM991 NVMe PCIe Gen 4 x4 TLC SSD (MZALQ512HALU) for Dell HP Lenovo Laptop Ultrabook Tablet - Internal Solid State Drive (OEM New)
*Price sourced from Amazon.com. Last updated 2026-04-23. Price and availability subject to change.
MZALQ512HALU 512GB SSD PC PM991 M.2 2242 42mm NVMe PCIe Gen4 x4 Solid State DriveCapacity: 512GBForm Factor: M.2 2242 PCIe NVME SSDKey Type: M KeyHardware Requirements: M.2 slotDimension: 22mm x 42mm x 2.38mSize: Fits 2242 as is; Will fit 2260 & 2242, 2280 with adapter (Adapter NOT INCLUDED)Compatibility: Laptop & Desktop CompatibleIncluded: Bulk Packaging - Only the Drive is included. Any screws, cables, or adapter needed are sold separately NOT Compatible with ThinkPad P50s P51s P52s P40s P41s P42s
Key Features
- Please be noted this SSD only support the laptops that come with PCIe SSD slot, Some older Lenovo ThinkPad P series like P51, P50, P52, P52s, P50s,P51s which only support 2242 M.2 SATA SSD. Dimension 22mm x 42mm x 2.38mm / Key Type M Key
- Interface NVMe PCIe Gen 4 x 4; Keep your SSD running at its peak with Full Power Mode, which drives continuous and consistent high performance, compatible with PCIe Gen3 x4
- Size Fits 2242 as is / Compatibility Laptop & Desktop Compatible Sequential read/write up to (MB/s) 3100/2000; Random read/write up to (IOPS) 380K/330K
- Form factor M.2 2242 (22mm x 42mm); Whether you need a boost for gaming or a seamless workflow for heavy graphics, the PM991 is a smart choice for outstanding SSD performance.
Full Specifications
| UPC | 768683286417 |
|---|---|
| ASIN | B0BPF4KM68 |
| Brand | Samsung |
| Color | Black |
| Model Name | Samsung PM991 Series |
| Form Factor | M.2 2242 |
| Media Speed | 3100 megabits_per_second |
| Manufacturer | SAMSUNG |
| Model Number | MZALQ512HALU |
| Built-In Media | Samsung PM991 512GB SSD |
| Hard-Drive Size | 512 GB |
| Number of Items | 1 |
| Special Feature | Portable |
| Customer Reviews | 4.54.5 out of 5 stars(75)4.5 out of 5 stars |
Ready to buy?
SAMSUNG 512GB M.2 2242 42mm PM991 NVMe PCIe Gen 4 x4 TLC SSD (MZALQ512HALU) for Dell HP Lenovo Laptop Ultrabook Tablet - Internal Solid State Drive (OEM New) is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-04-23. Price and availability subject to change.
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