--- product_id: 126806263 title: "Dual M.2 SATA III and M2 to PCIe 3.0 X4 Adapter Card - Adds an M.2 SSD device to a PC or motherboard, supports 1 M.2 SATA III SSD (B-Key) and a second M.2 PCIe 3.0 SSD" brand: "mzhou" price: "FREE" currency: USD in_stock: false reviews_count: 13 url: https://www.desertcart.us/products/126806263-dual-m-2-sata-iii-and-m2-to-pcie-3 store_origin: US region: United States of America --- # Bidirectional speeds up to 250 Kbps PCI-E x1 interface for seamless integration 4 RS232 ports for versatile connectivity Dual M.2 SATA III and M2 to PCIe 3.0 X4 Adapter Card - Adds an M.2 SSD device to a PC or motherboard, supports 1 M.2 SATA III SSD (B-Key) and a second M.2 PCIe 3.0 SSD **Brand:** mzhou **Price:** FREE **Availability:** ❌ Out of Stock ## Summary > 🔗 Connect More, Stress Less – The Serial Card That Means Business ## Quick Answers - **What is this?** Dual M.2 SATA III and M2 to PCIe 3.0 X4 Adapter Card - Adds an M.2 SSD device to a PC or motherboard, supports 1 M.2 SATA III SSD (B-Key) and a second M.2 PCIe 3.0 SSD by mzhou - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/126806263-dual-m-2-sata-iii-and-m2-to-pcie-3) ## Best For - mzhou enthusiasts ## Why This Product - Trusted mzhou brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Quad-Port Powerhouse:** Expand your system with 4 reliable RS232 serial ports, perfect for POS, industrial, and communication devices. - • **Plug & Play Simplicity:** Supports hot swapping and broad OS compatibility including Windows, Linux, and DOS for effortless setup. - • **Future-Proof Compatibility:** Complies with PCI Express 1.1 spec and supports dynamic serial port numbering to fit evolving tech needs. - • **Stable & Efficient Control:** Equipped with the original ASIX AX99100 chip for rock-solid performance and minimal data loss. - • **Blazing Bidirectional Speeds:** Experience up to 250 Kbps data transfer rates ensuring smooth, lag-free serial communication. ## Overview The MZHOU PCI-E to 4-port RS232 Serial Port Card is a professional-grade expansion card designed for seamless integration into PCI-E x1 slots. Featuring four 9-pin DB9 serial ports with bidirectional speeds up to 250 Kbps, it supports a wide range of serial devices including POS terminals and industrial control systems. Powered by the ASIX AX99100 controller chip, it ensures stable data transfer and supports hot swapping across multiple operating systems, making it an essential upgrade for modern serial network applications. ## Description Do you want to add ultra-fast M.2 devices, such as a new SSD, to your PC or motherboard? The search is over. Mzhou provides world-class solutions to keep your computing power up to date and optimally. WHAT THIS CONNECTED CARD ADAPTER - 1 M.2 device (M button) for operation via PCI-E interface up to 32 Gbps - 1 additional M.2 device (button B) on SATA 3 port SUPPORT - This SupaHub card not only supports M.2 2230, 2242, 2260 and 2280 form factors, but also outperforms its competitors by supporting the 22110 form factor. - Supports NGFF M-Key SSD drives based on SATA and PCI-E 4X based on SATA. OPERATING SYSTEMS Any operating system, including Windows, WinCE, Mac, Linux, OTHER SPECIFICATIONS - Connects a B key and an NGFF-SSD M-Key to the PCI-E 4X motherboard simultaneously - Compliant with PCI Express M.2 Specification 1.0 - Meets SATA 3.0 specification of button B - Meets PCI-E 4X 3.0 specification for M keys CONTAIN · 1 x complete brackets. · 1 x low slots. · 2 sets of fixing screws · 1X SATA 7-pin connector · SATA 1X communication interface · 1 x screwdriver Review: Works like a charm - Installation was easy and worked fine. Installed a new m.2 drive and all was working fine without any issues. Review: Good speeds - Populated with a WD Blue 1Tb NVMe, good speeds, zero issues. Worth getting if you require additional high speed drives. ## Features - 【2 PORTS NGFF M.2 B + M KEY】DUAL M.2 SSD ADAPTER CARD - Supports one M.2 PCIe (NVMe or AHCI) SSD and a second M.2 SATA III SSD (6 Gbit / s) at the same time. - 【M-KEY&B-KEY】 M.2 SSD slots of NVME (m key) or SATA (b key), Supports two M.2 SSD simultaneously (One SATA interface and one PCIE x4 interface),And If you have a brand new ssd, please format the ssd before use for quicker ssd recognize. - 【NO DRIVER INSTALLATION REQUIRED ,PLUG AND PLAY】Supports five SSD lengths, M.2 SSD size 22*30, 22*42, 22*60, 22*80, 22*110mm. - 【WIDELY COMPATIBLE】SUPPORTS M.2 form factors 2230, 2242, 2260, 2280 AND unique support for form factor 22110. No driver installation required. Compatible with all operating systems including Windows, Mac, Linux. - 【CONTAIN】Including both regular size and low-profile slot brackets,2 sets of mounting screws and 7 pin SATA connector for flexible system chassis installation. LED power and data transfer status. No driver installation required. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07NSYM2TJ | | Best Sellers Rank | 100,753 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 341 in Network Cards | | Brand | MZHOU | | Brand Name | MZHOU | | Compatible Devices | Desktop Computer | | Compatible devices | Desktop Computer | | Customer Reviews | 4.2 out of 5 stars 353 Reviews | | Hardware Interface | PCI | | Hardware interface | PCI | | Item Weight | 0.12 Kilograms | | Item weight | 0.12 Kilograms | | Manufacturer | MZHOU | | Manufacturer Part Number | Mzhou-k2 | | Model Number | Mzhou-k2 | | Number of Items | 1 | | Number of items | 1 | | Operating System | Windows, macOS, Linux | | Style | One size | | Style Name | One size | | Unit Count | 1.0 count | ## Product Details - **Brand:** MZHOU - **Hardware interface:** PCI - **Style:** standard - **Item weight:** 0.06 Kilograms - **Compatible devices:** Personal Computer ## Images ![Dual M.2 SATA III and M2 to PCIe 3.0 X4 Adapter Card - Adds an M.2 SSD device to a PC or motherboard, supports 1 M.2 SATA III SSD (B-Key) and a second M.2 PCIe 3.0 SSD - Image 1](https://m.media-amazon.com/images/I/71+cxBcrpeL.jpg) ![Dual M.2 SATA III and M2 to PCIe 3.0 X4 Adapter Card - Adds an M.2 SSD device to a PC or motherboard, supports 1 M.2 SATA III SSD (B-Key) and a second M.2 PCIe 3.0 SSD - Image 2](https://m.media-amazon.com/images/I/6177GB0ltYL.jpg) ![Dual M.2 SATA III and M2 to PCIe 3.0 X4 Adapter Card - Adds an M.2 SSD device to a PC or motherboard, supports 1 M.2 SATA III SSD (B-Key) and a second M.2 PCIe 3.0 SSD - Image 3](https://m.media-amazon.com/images/I/61CSMgCst5L.jpg) ![Dual M.2 SATA III and M2 to PCIe 3.0 X4 Adapter Card - Adds an M.2 SSD device to a PC or motherboard, supports 1 M.2 SATA III SSD (B-Key) and a second M.2 PCIe 3.0 SSD - Image 4](https://m.media-amazon.com/images/I/71Mh4p9KdBL.jpg) ![Dual M.2 SATA III and M2 to PCIe 3.0 X4 Adapter Card - Adds an M.2 SSD device to a PC or motherboard, supports 1 M.2 SATA III SSD (B-Key) and a second M.2 PCIe 3.0 SSD - Image 5](https://m.media-amazon.com/images/I/81CkmjZzDmL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works like a charm *by M***S on 10 April 2023* Installation was easy and worked fine. Installed a new m.2 drive and all was working fine without any issues. ### ⭐⭐⭐⭐⭐ Good speeds *by A***R on 7 February 2022* Populated with a WD Blue 1Tb NVMe, good speeds, zero issues. Worth getting if you require additional high speed drives. ### ⭐⭐⭐⭐ very good value and very easy to use and gives me somewhere for my spare drives *by W***E on 1 May 2024* MZHOU SINGLE M2 - SINGLE SATA Adapter Card PCIe 4X 3.0 NGFF M.2 PCIE Adapter, Very good value and very easy to use and gives me somewhere for my spare drives came with everything you need in the box but be careful the screw that holds the drive is very poor we used a spare we had but would still give it a 8/10 ## Frequently Bought Together - MZHOU M.2 NVME to PCI-E 1X 3.0 Card, PCIE M- KEY NGFF SSD Adapter Card Support WIN7 WIN8 WIN10 - fanxiang M.2 SSD - 1TB SSD Up To 3500MB/s, PCIe Gen3x4 2280, NVMe SSD with Cooling Sticker, 3D NAND TLC SSD with SLC Cache, Internal Solid State Drives SSD 1TB for Laptop Desktop PC --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/126806263-dual-m-2-sata-iii-and-m2-to-pcie-3](https://www.desertcart.us/products/126806263-dual-m-2-sata-iii-and-m2-to-pcie-3) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-09-06*