Amazon.com: Sedna - PCI Express Quad 2.5 Inch SATA SSD Controller Card (with Built in Power Circuit, no Need SATA Power Connector) (SSD/HDD not Included) : Electronics
OWC Accelsior 1A Apple Factory SSD to PCIe Adapter Card
M.2 NVMe SSD PCIe 4.0 Adapter with Covered Heat Sink - Micro Connectors, Inc.
Amazon.com: MZHOU NVME M.2 SSD M Key to PCI-e 3.0 x1 Host Controller Expansion Card,Supports M2 NGFF PCI-e 3.0, 2.0 or 1.0, NVME or AHCI, M-Key, 2280, 2260, 2242, 2230 Solid State
JEYI M.2 NVME SSD to PCIe 4.0 Adapter Card, 64Gbps SSD PCIe 4.0 X4 Expansion Card for Desktop PC , PCI-E GEN4 Full Speed SK4 - AliExpress
Gen-Z 1C (EDSFF) PCIe Gen 4 16GT/s to M.2 NVMe SSD PCIe GEN 4
Amazon.com: M.2 NGFF NVMe SSD to PCIE 3.0 X16/X8/X4 Adapter with heatsink for 1U/2U Server and Low Profile PC : Electronics
What is a PCIe SSD?
U.2 SFF-8639 NVMe SSD to PCI-e 4X Adapter. PC PitStop Data Storage Solutions - SAS Enclosures, DAS, NAS, iSCSI & FC SAN
Amazon.com: Sedna PCI Express (PCIe) SATA III (6G) SSD Adapter with 1 SATA III Port (with Built in Power Circuit, no Need SATA Power Connector, Best for Mac), SSD not Included :
4 Port PCIe 3.0 x16 to U.2(SFF-8643) NVMe SSD Adapter