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IO CREST Dual M.2 B-Key SATA SSD Converter PCI Express 3.0 x1 Expansion Card Heat Sink Jmicron JMB582 Chipset SI-PEX40153
IO CREST

IO CREST Dual M.2 B-Key SATA SSD Converter PCI Express 3.0 x1 Expansion Card Heat Sink Jmicron JMB582 Chipset SI-PEX40153

Bottom line: The IO CREST Dual M.2 B-Key SATA SSD Converter PCI Express 3.0 x1 is a specs-and-price decision rather than a crowd-consensus one in the expansion cards category, priced around $31.70 on Amazon as of 2026-10-06. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

$31.70

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Buy on Amazon — $31.70 Compare to similar expansion cards

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ Jmicron JMB582 Chipset, Port Multiplier FIS-based and Command-based switching supported.
  • ✓ Backed by IO CREST's warranty and support channels

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

The IO Crest dual M. 2 B-Key PCI-E 3. 0 x1 controller card is the easiest way to update any computer with two M. 2 B-Key SSD to a free PCI-E x1 or larger slot. This allows support of two M. 2 SATA base SSD at speeds of up to 6GB/s. Comes with advanced aluminum alloy shell make heat-dissipation more efficiently. The heat-dissipation function is maximized to facilitate heat dissipation of the hard disk during operation, and can fully utilize the powerful performance of the hard disk. Using the JMB582 chipset, the SI-PEX40153 can provide a maximum sequential read/ write speed of 850 MB/s to 2…

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SpecPicks Verdict

SpecPicks scored IO CREST Dual M.2 B-Key SATA SSD Converter PCI Express 3.0 x1… using a rating × review-volume × price-fit model applied to published specs and reviews across the expansion cards category. IO CREST's expansion cards 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 expansion cards 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.

Key Features

  • 2-Lane M. 2 PCI-Express 3. 0 interface (B key). complies with PCI Express base Specification Revision 3. 1a. M. 2 SATA (B key) SSD 2230, 2242, 2260, 2280 and 22110 m. 2 form factor lengths.
  • Compliant with Serial ATA AHCI (advanced host controller interface) Specification Rev 1. 0, supports SATA 3. 0 transfer rate up to 6Gbps. Maximum sequencing read/ write speed 850 MB/s.
  • Jmicron JMB582 Chipset, Port Multiplier FIS-based and Command-based switching supported.
  • Compatible with Windows XP/7/8/10/Mac/NAS/Linux OS. No driver installation is required. Support install Windows OS from Win10 PE.

Full Specifications

BrandIO CREST
StyleJMB 2-Port M.2
Style NameJMB 2-Port M.2
Model NumberSI-PEX40153
CompatibilityMac, Linux
Item Type NameIO CREST Dual M.2 B-Key SATA SSD Converter PCI Express 3.0 x1 Expansion Card Heat Sink Jmicron JMB582 Chipset SI-PEX40153
Mfr Part NumberSI-PEX40153
Compatible DevicesPersonal Computer, Laptop
Hardware InterfaceATA, PCI
Warranty Description3 Year Warranty
Global Trade Identification Number00857426008543

Ready to buy?

IO CREST Dual M.2 B-Key SATA SSD Converter PCI Express 3.0 x1 Expansion Card Heat Sink Jmicron JMB582 Chipset SI-PEX40153 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.

Buy on Amazon — $31.70

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

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IO CREST Dual M.2 B-Key SATA SSD Converter PCI Express 3.0 x1 Expansion Card Heat Sink Jmicron JMB582 Chipset SI-PEX40153
$31.70
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