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SYBA SI-ADA40149 M.2 (B+M Key) 22x42 to SATA III 2 Ports Adapter Card, Jmicro JMB582 Chipset
- Complies with PCI Express base specification revisiion 3.1a. M.2 B+M Key interface
- Compliant with Serial ATA AHCI (advanced host controller interface) Specification Rev 1.0, Supports SATA 3.0 transfer rate up to 6Gbps. Maxium Sequencial Read / Write Speed 850 MB/s.
- Jmicron JMB582 Chipset, Port Multiplier FIS-based and Command-based switching supported. Hot plug and Hot swap SATA ports. Support Gen 1i, Gen 1x, Gen 2i, Gen 2m, Gen 2x, and Gen 3i.
- Compatible with Windows XP/7/8/10/MAC/NAS/Linux OS. No driver installation is required. Support install Windows OS from Win10 PE.
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Overview
Specs
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ssi-d40149m. 2(+mke)22x42tostiii2portsdpterrd, jmirojm582ipset
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Warranty Notice:
This product does not include manufacturer warranty when purchased or used outside of its designated sales region. By purchasing internationally, you acknowledge that warranty support from the manufacturer will not be available.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-909-548-7706
- Support Email: support@sybausa.com
- Support Website
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The SYBA SI-ADA40149 is an M.2 B+M Key 22×42 controller card that adds two SATA III 6Gb/s ports, making it suitable for desktop or NAS builders with a compatible free M.2 slot who need to connect additional SATA storage.
Recommended For
- Small NAS or home-server builders with a compatible, unused M.2 B+M PCIe slot who need two additional SATA connections while keeping a PCIe slot free. SYBA positions the card for adding SATA ports through a free M.2 slot, and homelab users report using JMB582-based adapters in NAS builds.
- Compact-PC owners who want to connect a pair of internal SATA HDDs or SSDs using an available compatible M.2 slot—for example, to add storage without installing a separate PCIe expansion card.
- Homelab users seeking two SATA connections for a modest setup, such as a NAS boot drive and a secondary or backup drive, rather than a large multi-drive array. A TrueNAS community member describes using a JMB582-based card for this kind of setup.
Real-World Use Scenarios
- When a desktop or small-form-factor PC has used all its motherboard SATA ports, install the card in a compatible, PCIe-connected M.2 B+M slot to add two SATA connections for additional drives.
- For a compact NAS or home server with room for more drives but no spare SATA ports, use the card to attach up to two SATA HDDs or SSDs; community reports describe JMB582-based SATA expansion working in TrueNAS builds.
- When repurposing a compact PC as a file server, connect two internal SATA drives through the M.2 slot instead of relying only on the board’s built-in storage ports; the result depends on the system having a compatible PCIe-connected M.2 slot and suitable drive power.
- For a PC used to store media, project files, or local backups, add SATA HDDs or SSDs as extra internal storage; the card adds drive connections, but does not turn SATA drives into faster NVMe storage.
- When building a two-drive storage pool or software-managed mirror in a NAS, use the card to connect the pair as SATA devices; drive grouping, redundancy, and recovery behavior are handled by the NAS operating system, not by this adapter.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Adding two SATA III ports through an M.2 B+M Key slot to connect hard drives, SSDs, or optical drives |
| Ports And Interface | M.2 B+M Key interface with two SATA III ports; complies with PCI Express base specification revision 3.1a |
| Controller And Data Transfer | JMicron JMB582 chipset supports SATA III transfer rates up to 6 Gb/s and maximum sequential read/write speeds of 850 MB/s; supports FIS-based and command-based port-multiplier switching |
| SATA Operation | SATA ports support hot plug and hot swap; supports Gen 1i, Gen 1x, Gen 2i, Gen 2m, Gen 2x, and Gen 3i |
| Operating System Compatibility | Compatible with Windows XP/7/8/10, macOS, NAS, and Linux; no driver installation required and supports Windows installation from Win10 PE |
| Package Contents | M.2 SATA card, SATA cable, manual, and driver CD |
| Model Identifiers | SYBA SI-ADA40149 |