BEST SELLERS

In Add-On Cards

Our most popular products, based on sales and updated frequently.
21
RIITOP M.2 PCIe M Key to SATA 6G Adapter Card 6 Ports, NVMe to 6x SATA 6Gbps Expansion Adapter Card for Desktop PC Computer, ASM1166 6Gbps with Smart Indicator, Support Soft Raid
RIITOP M.2 PCIe M Key to SATA 6G Adapter Card 6 Ports, NVMe to 6x SATA 6Gbps Expansion Adapter Card for Desktop PC Computer, ASM1166 6Gbps with Smart Indicator, Support Soft Raid
  • Type: SATA Expansion Card
  • Standard: SATA 3.0
  • Data Transfer Rate: 6Gbps
  • Model #: NVT6S
  • Item #: 9SIARE9K8U3752
  • Return Policy: View Return Policy
Limited Time Offer
$29.95
Free Shipping
22
Gigabyte GC-MAPLE RIDGE Thunderbolt 4 PCI-Ex4 add on Card USB Type-C DisplayPort
Gigabyte GC-MAPLE RIDGE Thunderbolt 4 PCI-Ex4 add on Card USB Type-C DisplayPort
$283.80
Free Shipping
23
StarTech 4 Port PCI Express to SATA Converter Expansion Card 4P6G-PCIE-SATA-CARD
StarTech 4 Port PCI Express to SATA Converter Expansion Card 4P6G-PCIE-SATA-CARD
$57.95
Free Shipping
24
Asus HYPER M.2 X16 GEN 4 CARD Hyper M.2 x16 Gen 4 Card (PCIe 4.0/3.0)
Asus HYPER M.2 X16 GEN 4 CARD Hyper M.2 x16 Gen 4 Card (PCIe 4.0/3.0)
  • Type: PCI Express to M.2 Card
  • External Ports: 4 x M.2 slots (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0/3.0)* * Supports PCIe M.2 storage devices only.
  • Internal Ports: PCIe 4.0/3.0 x16 interface, compatible with PCIe x8 and x16 slots, support data transfer rates up to 256 Gbps.
  • Specifications: 1 x M.2 FAN Power Switch 4 x M.2 access LEDs
  • Model #: HYPER M.2 X16 GEN 4
  • Item #: N82E16815293045
  • Return Policy: 30-Day Return Policy
$74.99
Free Shipping

I have two of these in a Threadripper PC. In an X16 socket 4 M.2 drives. In an X8 socket 2 M.2 drives. All six drives run off cpu lanes at max speed for the M.2 drive. FLAWLESS with Sabrent GEN4 drives for months. No temp throttling.

26
4 Port USB 3.0 PCIe Card 5Gpbs, RIITOP PCI-e to USB3.0 Expansion Adapter Card Controller, Low Profile Bracket, for Windows 11, 10, 8.x, 7, Vista, XP Desktop PCs
4 Port USB 3.0 PCIe Card 5Gpbs, RIITOP PCI-e to USB3.0 Expansion Adapter Card Controller, Low Profile Bracket, for Windows 11, 10, 8.x, 7, Vista, XP Desktop PCs
  • Type: USB3.0 expansion card
  • Model #: PCET4U3NEC-S
  • Item #: 9SIARE9K6S4387
  • Return Policy: View Return Policy
Limited Time Offer
$21.99
Free Shipping
28
EN-Labs PCIe to USB 3.2 5Gbps Type-E A Key & USB 3.0 20Pin Motherboard Header Expansion Card for Front Panel ,PCIe Express to USB Internal Connector 20 Pin Adapter
EN-Labs PCIe to USB 3.2 5Gbps Type-E A Key & USB 3.0 20Pin Motherboard Header Expansion Card for Front Panel ,PCIe Express to USB Internal Connector 20 Pin Adapter
  • Type: PCI Express to USB Card
  • Model #: PCIE1X5GUE20FP
  • Item #: 9SIACJFJ8M4802
  • Return Policy: View Return Policy
Limited Time Offer
$24.39
Free Shipping

-Great transfer speed using a Rog Strix Arion M.2 SSD enclosure to and from my PC for data. -Provided the extra connections for todays connections. -Charges my iPhone and Syncs fast using iTunes

30
StarTech.com PEXUSB3S2EI 4-port PCI Express USB 3.0 card - 2 external, 2 internal - SATA power
StarTech.com PEXUSB3S2EI 4-port PCI Express USB 3.0 card - 2 external, 2 internal - SATA power
  • Type: PCI to 1394 / USB Card
  • External USB Ports: 2-port USB 3.0
  • Internal USB Ports: 2x USB Ports
  • External Ports: 2 - USB 3.0 A (9 pin; SuperSpeed) Female
  • Model #: PEXUSB3S2EI
  • Item #: 9SIBSWCKS02705
  • Return Policy: View Return Policy
$44.00
Free Shipping

Purchased this card to get another internal USB 3.0 header for a front panel, it performs as expected. It's also nice to have a few more USB 3.0 ports in the back.

31
PCIE USB 3.0 Card 7 Ports High Speed 5Gbps, RIITOP PCI-E Expree to USB3 Expansion Adapter Card Controller for Windows 11/10/8/7/XP/Vista (NOT for 2U Case)
PCIE USB 3.0 Card 7 Ports High Speed 5Gbps, RIITOP PCI-E Expree to USB3 Expansion Adapter Card Controller for Windows 11/10/8/7/XP/Vista (NOT for 2U Case)
  • Type: USB3.0 expansion card
  • Model #: PCET7U3-N
  • Item #: 9SIARE9JYH7173
  • Return Policy: View Return Policy
Limited Time Offer
$27.99
Free Shipping

I plugged in two drives and there was no setup required! Pure plug and play and the speed is limited to your PCIE available bandwidth.

33
StarTech.com U.2 to PCIe Adapter for 2.5" U.2 NVMe SSD - x4 PCI Express 3.0 Model PEX4SFF8639
StarTech.com U.2 to PCIe Adapter for 2.5" U.2 NVMe SSD - x4 PCI Express 3.0 Model PEX4SFF8639
  • Type: U.2 to PCIe Adapter - x4 PCIe
  • Specifications: Bus Type: PCI Express Compatible Drive Types: U.2 (SFF-8639, x4 PCIe, NVMe) Drive Installation: Fixed Drive Size: 2.5in Interface : PCI Express Number of Drives: 1 Supported Drive Height(s): 15mm 12.5mm 9.5mm 7mm 5mm
  • Dimensions: 0.90" x 6.50" x 4.80"
  • Weight: 0.14 lbs.
  • Model #: PEX4SFF8639
  • Item #: N82E16815158437
  • Return Policy: 30-Day Return Policy
$48.99
Free Shipping

the Intel P3600 1.2TB in U.2 form factor is on sale. couldn't pass up such a deal, and this device is needed.

34
RIITOP PCIe to Oculink SFF-8612 Adapter SFF-8611 External Graphics Card for GPU Dock, eGPU, NVMe SSD (PCIe x4 to Oculink)
RIITOP PCIe to Oculink SFF-8612 Adapter SFF-8611 External Graphics Card for GPU Dock, eGPU, NVMe SSD (PCIe x4 to Oculink)
  • Type: PCI Express Controller Card
  • Model #: PCE4XTOCK
  • Item #: 9SIARE9KEP4744
  • Return Policy: View Return Policy
Limited Time Offer
$29.99
Free Shipping
35
StarTech.com PEXUSB3S44V 4 Port PCI Express (PCIe) SuperSpeed USB 3.0 Card Adapter w/ 4 Dedicated 5Gbps Channels - UASP - SATA / LP4 Power
StarTech.com PEXUSB3S44V 4 Port PCI Express (PCIe) SuperSpeed USB 3.0 Card Adapter w/ 4 Dedicated 5Gbps Channels - UASP - SATA / LP4 Power
  • Type: PCI Express
  • Specifications: Industry Standards: - USB 3.0 Specification Rev. 1.0 - USB Battery Charging Specification Rev. 1.2 (Apple Mode only) - PCI Express Base Specification Rev. 2.0 - Intel xHCI Specification Rev. 1.0 Interface: USB 3.0 Connector Type(s): 1 - PCI Express x4 Male External Ports: 4 - USB 3.0 A (9 pin; SuperSpeed) Female Internal Ports: - 1 - LP4 (4 pin; Molex Large Drive Power) Female - 1 - SATA Power (15 pin) Plug
  • Dimensions: 0.59" x 2.17" x 6.57" (W x H x L)
  • Weight: 0.13lb
  • Model #: PEXUSB3S44V
  • Item #: 9SIA6ZPKA85048
  • Return Policy: View Return Policy
$114.43

I bought this card so I could plug in three Rift sensors for room-scale VR, in addition to being able to have multiple other USB devices hooked up. Once the driver is installed everything works perfectly. I have yet to recieve any sensor error messages. Hopefully this lasts a few years.

36
Dual Band Wireless-AC 7260HMW Mini PCI-E BT4.0 Card Intel For HP SPS 710661-001
Dual Band Wireless-AC 7260HMW Mini PCI-E BT4.0 Card Intel For HP SPS 710661-001
  • Type: Controller Card
  • Model #: CL-Wificard3-142
  • Item #: 9SIAFJV7NX0370
  • Return Policy: View Return Policy
$11.99
Free Shipping
38
StarTech.com 2 Port PCI Express (PCIe) SuperSpeed USB 3.0 Card Adapter with UASP - SATA Power Model PEXUSB3S24
StarTech.com 2 Port PCI Express (PCIe) SuperSpeed USB 3.0 Card Adapter with UASP - SATA Power Model PEXUSB3S24
  • Type: PCI Express to USB Card
  • External USB Ports: 2 - USB 3.0 A (9 pin; SuperSpeed) Female
  • Internal Ports: 1 - SATA Power (15 pin) Plug
  • Standard: USB 3.0
  • Model #: PEXUSB3S24
  • Item #: 9SIBSWCKRR3081
  • Return Policy: View Return Policy
$33.60
Free Shipping

Easy to install. Adds USB 3.0 technology to older systems.

Easy install, works as expected.

40
PCIe to USB 3.2 Gen 2 Adapter Card with 20 Gbps Bandwidth 5-Port (3X USB C -2X USB A) PCI Express Expansion Card Internal USB Hub PCI-E Add-on Cards Riser for Windows 10/8/7 and MAC OS 10.8.2 Above
PCIe to USB 3.2 Gen 2 Adapter Card with 20 Gbps Bandwidth 5-Port (3X USB C -2X USB A) PCI Express Expansion Card Internal USB Hub PCI-E Add-on Cards Riser for Windows 10/8/7 and MAC OS 10.8.2 Above
  • Type: PCI Express to USB Card
  • External USB Ports: 5x USB Ports
  • External Ports: 3 x Type C, 2 x USB 3.0 3.2
  • Model #: 3#Q1691_B
  • Item #: 9SIAMYEHGW5442
  • Return Policy: View Return Policy
Limited Time Offer
$52.99
Free Shipping