
Best selling Controller cards
Here's a ranking of the best products in this category. To give you a quick overview, we've also added some key information about the products.
1. Conceptronic EMRICK M.2 NVMe SSD PCIe Adapter
This M.2 NVMe SSD PCIe adapter connects directly to the motherboard and features ultra-fast PCIe 3.0 X4 lanes that transfer bandwidth of up to 32 GT/s. It also supports a wide range of M.2 Key M SSD drive sizes. This adapter enhances system performance and optimizes the efficiency of office and entertainment devices.

2. Digitus PCIe Card Firewire 1394a 3+1 Port
With this IEEE 1394a / Firewire Express Card, you can quickly and easily expand your PC system with three IEEE 1394 ports. It supports data transfer rates of 100/200/400 Mbps and can be installed in any available PCI slot with any lane width, thanks to its integrated hot swap and plug-and-play functionality. It features 3 external ports and one internal port.

3. Exsys GmbH USB 3.2 Gen2 PCIe (x2) card with 5 ports (3A+2C connections)
The EX-12006 USB 3.2 Gen 2x1 with PCIe Slot (Gen3x4) card provides five external super-speed+ USB 3.2 Gen 2x1 ports, including three USB-A and two USB-C connectors. It is designed to connect two additional USB 1.1, 2.0, 3.0, and 3.2 Gen 2 end devices to your workstation, desktop, or server. It supports USB 1.1 low-speed (1.5 Mbps), full-speed (12 Mbps), USB 2.0 high-speed (480 Mbps), USB 3.0 super-speed (5 Gbps), and USB 3.2 Gen 2x1 super-speed+ (10 Gbps). This technology is ideal for external storage, digital cameras, webcams, scanners, and more. The EX-12006 supports 3.0A power to the external USB 3.2 Gen 2x1 ports with USB-C connectors.
- USB 3.2 Gen 2x1 PCIe x4 card with three USB-A and two USB-C female connectors
- Compliant with USB 3.2 Rev. 1.0 and Intel xHCI Rev. 1.0 specifications
- Fully PCI Express Gen3 Specification compliant
- Compatible with USB Attached SCSI Protocol Rev. 1.0
- Supports hot swapping and plug-and-play
- Support at USB-A female port: 0.9 Amper / 5 Volt / 4.5 Watt
- Support at USB-C female port: 3.0 Amper / 5 Volt / 15.0 Watt
- Supports up to 127 USB devices (USB 1.1, USB 2.0, USB 3.0, and USB 3.2 Gen 2x1)
- Chipset: Asmedia ASM3142
Packaging contents:
EX-12006, Driver CD, Manual.

4. ASUS Thunderbolt EX 4
ASUS Thunderbolt EX 4 is a Thunderbolt 4 expansion card that offers 40 Gbps bidirectional bandwidth, USB4 device compatibility, and DisplayPort 1.4. It supports up to five Thunderbolt devices in a daisy chain and allows for laptop charging of up to 100 watts via USB-C.

5. Delock 89297 PCI Express 4x USB 3.0
The Delock PCI Express card expands your PC with four external USB 3.0 ports. You can connect various USB 3.0 devices to the card, such as docking stations, card readers, and external enclosures. Since the USB-A interface is compatible with its predecessors USB 2.0 and USB 1.1, you can continue to use your existing USB devices. Internal connections: 1x PCIe 2.0 x1, 1x SATA power connector. External connections: 4x USB 3.0 Type A, backward compatible with USB 2.0 and USB 1.1.

6. Exsys PCI-E card 4x USB 3.2 Gen 1
The EX-11194 USB 3.2 Gen 1 PCIe card provides four external Super-Speed USB 3.2 Gen 1 ports. It is designed to connect multiple USB 1.1, 2.0, or 3.2 Gen 1 devices to your workstation, desktop, or server. It supports USB 1.1 Low-Speed (1.5 Mbps), Full-Speed (12 Mbps), USB 2.0 High-Speed (480 Mbps), and USB 3.2 Gen 1 Super-Speed (5 Gbps). This card is the perfect technology for external storage enclosures, digital cameras, webcams, scanners, and more. It is self-powered and supports 3.0 A of power at each port. The EX-11194 comes with a low-profile bracket that allows installation in slim PC cases with a maximum height of 8 cm.
USB 3.2 Gen 1 PCIe card with four external ports
Supports 3.0 A at each port
Compatible with Microsoft Windows Standard Open HCD drivers
Supports up to 123 devices
Fully compliant with PCI Express Gen 2 specifications
Backward compatible with USB 1.1 and 2.0
Hot swapping and plug-and-play
Chipset: Renesas D720201
Package contents:
EX-11194, low-profile bracket, CD, manual.

7. Blackmagic DeckLink 4K Extreme 12G
An advanced capture card for cinema-grade digital content with 12G-SDI inputs and outputs for full-frame DCI 4K. You get multi-rate capable connections for dual link 12G-SDI that work with SD, HD, Ultra HD and even Ultra HD 60p as well as full-frame DCI 4K in 4069 x 2160 resolution with frame rates up to 25p. Record in 10-bit YUV or full colour bandwidth with 12-bit RGB. Includes AES/EBU audio conversion and up/down/cross conversion as well as an output for full bandwidth stereoscopic 3D with 4:4:4:4 RGB. No other capture and playback card supports more video formats and video connections.

8. StarTech Adap 4-Port M.2 to SATA Adapter Card
Install four SATA drives via an M.2 slot for a high-density storage solution.
Add up to four independent SATA drives to a desktop through a single 2280 M.2 drive slot, maintaining SATA read/write speeds of 6 Gbit/s per drive.
Cost-effective storage expansion.
This configuration can be used with modern motherboards or external enclosures that feature a PCIe-based M.2 slot, allowing for a budget-friendly increase in storage capacity. Four 50 cm SATA cables are included to quickly connect the HDDs or SSDs for fast installation.
Compatibility.
Drivers are automatically installed in most common operating systems, including Windows 8 and later, macOS, and Linux. This adapter card is compatible with all hardware platforms, such as Intel and AMD, and supports software storage management, including Microsoft's Storage Spaces.
Applications.
This storage expansion card is ideal for data storage, backups, NAS setups, photographers, videographers, and content creation where large storage capacity and reliability are required.
ASMedia ASM1064 Chipset.
The 4-Port M.2 NVMe to SATA adapter supports TRIM, SMART data pass-through, SATA I/II/III, and PCI Express 3.0.
Note: Only compatible with PCIe-based B-Key or M-Key M.2 drive slots.
Note: Not compatible with SATA-based M.2 drive slots.

9. AsRock Rack PAUL Remote Maintenance Card Low-Profile ASPEED AST2500
ASRock Rack PAUL Remote Maintenance Card Low-Profile ASPEED AST2500 (90-SC02P0-00UANZ).

10. Delock 89554 PCI Express x4 Card USB 3.1
This PCI Express card by Delock expands the PC with two external USB 3.1 ports. Different USB Type-A devices, such as docking stations, card readers, and external housings, can be connected to the card.
