![hard drive - What is the purpose of this 4-pin interface on SATA HDDs and why doesn't it exist on SSDs? - Super User hard drive - What is the purpose of this 4-pin interface on SATA HDDs and why doesn't it exist on SSDs? - Super User](https://i.stack.imgur.com/uFJRZ.png)
hard drive - What is the purpose of this 4-pin interface on SATA HDDs and why doesn't it exist on SSDs? - Super User
![20 + 6 Pin Ssd Converter Card M.2 Ngff Sata-bus B Key Ssd Hdd Adapter Raiser For Lenovo Thinkpad X1 Carbon Support 2230 2242 M.2 - Add On Cards & Controller Panels - AliExpress 20 + 6 Pin Ssd Converter Card M.2 Ngff Sata-bus B Key Ssd Hdd Adapter Raiser For Lenovo Thinkpad X1 Carbon Support 2230 2242 M.2 - Add On Cards & Controller Panels - AliExpress](https://ae01.alicdn.com/kf/HTB14TxYahrvK1RjSszeq6yObFXaj/20-6-Pin-SSD-Converter-Card-M-2-NGFF-SATA-Bus-B-KEY-SSD-HDD-Adapter.jpg)
20 + 6 Pin Ssd Converter Card M.2 Ngff Sata-bus B Key Ssd Hdd Adapter Raiser For Lenovo Thinkpad X1 Carbon Support 2230 2242 M.2 - Add On Cards & Controller Panels - AliExpress
![12+6 Pin SSD HDD to SATA Hard Drive Replacement Adapter for Apple 2010 2011 Macbook Air A1369 A1370 12+6 Pin SSD HDD To SATA Hard Drive Adapter Card For Apple 2010 2011 12+6 Pin SSD HDD to SATA Hard Drive Replacement Adapter for Apple 2010 2011 Macbook Air A1369 A1370 12+6 Pin SSD HDD To SATA Hard Drive Adapter Card For Apple 2010 2011](https://i5.walmartimages.com/asr/4dd908ed-fe21-45dc-9c77-4e3707ce2fa2.418b6099a3bf767a52edff575bcca1a7.jpeg)
12+6 Pin SSD HDD to SATA Hard Drive Replacement Adapter for Apple 2010 2011 Macbook Air A1369 A1370 12+6 Pin SSD HDD To SATA Hard Drive Adapter Card For Apple 2010 2011
![1GB SSD Replacement for Vintage 3.5" IDE Hard Drives with 40-Pin IDE SSD Card and Adapter - CPU Medics 1GB SSD Replacement for Vintage 3.5" IDE Hard Drives with 40-Pin IDE SSD Card and Adapter - CPU Medics](https://cdn11.bigcommerce.com/s-qfzamxn9kz/images/stencil/original/products/339439/431270/20191202_112402__83671.1593181701.jpg?c=2)
1GB SSD Replacement for Vintage 3.5" IDE Hard Drives with 40-Pin IDE SSD Card and Adapter - CPU Medics
![Amazon.com: Micro SATA Cables M.2 NGFF SSD to 26 Pin Adapter for Compatible Lenovo X1 Carbon Ultrabook : Electronics Amazon.com: Micro SATA Cables M.2 NGFF SSD to 26 Pin Adapter for Compatible Lenovo X1 Carbon Ultrabook : Electronics](https://m.media-amazon.com/images/I/51jFISpHp8L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Micro SATA Cables M.2 NGFF SSD to 26 Pin Adapter for Compatible Lenovo X1 Carbon Ultrabook : Electronics
![Source 44 Pin Ide128MB Mlc Horizontal Dom/ssd/disk On Module For Industrial Or Enterprises Pc Internal Hard Drive on m.alibaba.com Source 44 Pin Ide128MB Mlc Horizontal Dom/ssd/disk On Module For Industrial Or Enterprises Pc Internal Hard Drive on m.alibaba.com](https://sc04.alicdn.com/kf/H593f5d6a0e364de88c1ab61a2ad6b74dV.jpg)
Source 44 Pin Ide128MB Mlc Horizontal Dom/ssd/disk On Module For Industrial Or Enterprises Pc Internal Hard Drive on m.alibaba.com
![Amazon.com: Sintech 18-Pin to SATA Adapter Card,Compatible with SSD from 2010-2011 MacBook AIR : Electronics Amazon.com: Sintech 18-Pin to SATA Adapter Card,Compatible with SSD from 2010-2011 MacBook AIR : Electronics](https://m.media-amazon.com/images/I/41y8-odYjEL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Sintech 18-Pin to SATA Adapter Card,Compatible with SSD from 2010-2011 MacBook AIR : Electronics
![Amazon.com: MSATA SSD Slot to 2012 18+8 pin SATA Converter Adapter Card Expansion Card for MacBook Pro 2012 : Electronics Amazon.com: MSATA SSD Slot to 2012 18+8 pin SATA Converter Adapter Card Expansion Card for MacBook Pro 2012 : Electronics](https://m.media-amazon.com/images/I/51pqQJfFMnL._AC_UF894,1000_QL80_.jpg)