MHQJRH
MHQJRH M.2 NVME to PCIe 4.0 x4 Adapter with Aluminum Heatsink Solution
Bottom line: The MHQJRH M.2 NVME to PCIe 4.0 x4 Adapter with Aluminum Heatsink Solution: Aluminum heatsink rated for a 5-20C drop on drives that throttle under sustained writes; main trade-off: M-key NVMe only, so B-key SATA M.2 drives will not work in it.
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Pros & Cons
Pros
- ✓ Aluminum heatsink rated for a 5-20C drop on drives that throttle under sustained writes
- ✓ PCIe 4.0 x4 signaling, so no lane downgrade on a modern board
- ✓ Fits x4, x8, and x16 slots, including the second GPU slot on most ATX boards
- ✓ Mounting for all four M.2 lengths: 2230, 2242, 2260, and 2280
Cons
- ✗ M-key NVMe only, so B-key SATA M.2 drives will not work in it
- ✗ Adapter occupies a full PCIe slot you might want for a GPU or capture card
- ✗ No onboard controller, so boot support depends entirely on your motherboard BIOS
- ✗ Passive heatsink relies on case airflow, with no fan on the card itself
Manufacturer description
The MHQJRH M.2 NVMe to PCIe 4.0 x4 adapter solves a problem most desktop builders hit eventually: a motherboard with open PCIe slots but no free M.2 socket. This card takes any M-key NVMe SSD in 2230, 2242, 2260, or 2280 length and drops it into a PCIe x4, x8, or x16 slot, giving you a full four-lane connection at PCIe 4.0 signaling rather than a bandwidth-throttled workaround. The bundled aluminum heatsink is the reason this MHQJRH adapter stands out at its size. The manufacturer rates it for a 5-20 degree Celsius drop, which matters on drives that throttle during sustained writes, and it…
SpecPicks Verdict
SpecPicks scored MHQJRH M.2 NVME to PCIe 4.0 x4 Adapter with Aluminum Heatsink Solution using a rating × review-volume × price-fit model applied to published specs and reviews across the ssds & storage category. MHQJRH's ssds & storage lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for ssds & storage of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Frequently Asked Questions
Will this let me add an NVMe drive to a motherboard with no M.2 slot?
Yes. The card passes an M-key NVMe SSD through to a PCIe x4, x8, or x16 slot, so any desktop board with a spare slot can host the drive.
Can I boot Windows from an SSD installed in this adapter?
That depends on your motherboard, not the card. It is a passive adapter with no controller, so the BIOS must support NVMe boot from a PCIe slot. Check your board's manual before buying.
Does it work with SATA M.2 drives?
No. It supports M-key NVMe SSDs only. B-key and B+M-key SATA M.2 drives use a different signaling standard and will not function here.
How much cooling does the heatsink actually provide?
MHQJRH rates the aluminum heatsink at a 5 to 20 degree Celsius reduction. It is passive, so real results depend on your case airflow and the drive's own thermal behavior.
What SSD lengths does it fit?
All four common M.2 sizes: 2230, 2242, 2260, and 2280. The board includes mounting points for each, so short drives are held as securely as full-length ones.
Key Features
- ➤ M.2 NVME（M Key） SSD to PCIe expansion card
- ➤ Equipped with Aluminum heatsink can reach 5-20 degrees celsius cooling effect
- ➤ Supports 2280/2260/2242/2230mm M.2 SSD
- ➤ PCIe4.0 x4 support PCIe x4 / x8 / x16 slot
- ➤Supports NVMe SSD, such as Samsung 950Pro/960EVO/XP941/PM951/PM961/SM951/SM961, Plextor M6e Series, Kingston HyperX Predator M.2 SSD and so on.
Full Specifications
| Brand | MHQJRH |
|---|---|
| Style | Classic |
| Style Name | Classic |
| Unit Count | 1 Count |
| Model Number | M.2 Adapter |
| Mfr Part Number | M.2 Adapter |
| Hardware Interface | PCI, PCI Express 3.0 |
| Item Dimensions L x W x H | 7.3"L x 4.1"W x 1"H |
| Full listing title | M.2 NVME to PCIe 4.0 x4 Adapter with Aluminum Heatsink Solution | M.2 NVMe SSD to PCIe X16/X8/X4 Adapter Card with Aluminum Heatsink, Easy Install, Supports 2230/2242/2260/2280 |
Ready to buy?
M.2 NVME to PCIe 4.0 x4 Adapter with Aluminum Heatsink Solution | M.2 NVMe SSD to PCIe X16/X8/X4 Adapter Card with Aluminum Heatsink, Easy Install, Supports 2230/2242/2260/2280 is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
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