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- Model #: CL-wificard6-17
- $12.99 –
- Free Shipping

Limited time offer, ends 08/30
- Model #: C2AG-1226-C34
- $26.69 –
- More options from $26.69 - $40.99
- Free Shipping

Limited time offer, ends 09/14
- Model #: 9435761196487
- $109.99 –
- Free Shipping

- Type: PCI Express to Serial Port Card
- External Ports: 2 x RS232 2 x RS422 / RS485
- Operating Systems Supported: Windows 8 (32/64bit), 7 (32/64), Vista(32/64), XP(32/64), 2000 Windows Server 2008 R2, 2003(32/64) Linux Kernel 2.6.x
- Specifications: Data Bits: 5, 6, 7, 8 FIFO: 256 Bytes Flow Control: None, Xon/Xoff, RTS/CTS Max Baud Rate: 460.8 Kbps Parity: None, Odd, Even, Space, Mark Serial Protocol: RS-232/422/485 Stop Bits: 1, 1.5, 2 Supported Protocols: RS-232, RS-422, RS-485 2-wire / 4-wire
- Model #: PEX4S232485
- $153.74
- $150.45 –
- More options from $150.45 - $163.78

Limited time offer, ends 08/31
- Type: PCI Express to USB Card
- Internal USB Ports: 4x USB Ports
- External Ports: USB 3.2 Type-C + USB type-A (5Gbps)
- Internal Ports: USB 3.0 20pin
- Model #: PCIEU3ACS20
- $22.49 –
- Free Shipping

- Type: PCI Express to 4 x M.2
- External Ports: 4 x M.2 Socket 3 with M Key design, type 2242/2260/2280/22110 storage devices support(Support PCIE SSD only)
- Internal Ports: PCI Express 3.0 x16 interface, compatible with PCI Express x8 and x16 slots
- Data Transfer Rate: support data transfer rates up to 128 Gbps.
- Model #: HYPER M.2 X16 CARD V
- $70.62 –
- More options from $63.81 - $100.04
- Free Shipping

Limited time offer, ends 08/31
- Type: SSD ADAPTER
- Model #: M2NVMETOU21M
- $29.99 –
- Free Shipping

- Type: PCI Express to M.2 Card
- Compatibility: Compatible Models: Visit www.asus.com for latest compatible model lists. Maximum numbers of M.2 SSD support will vary, depending on different CPU specs and PCIe bifurcation settings in different ASUS motherboards. Please see the FAQ link for further information: https://www.asus.com/support/FAQ/ 1037507
- Specifications: Interface: PCIe 5.0 x16 interface, support data transfer rates up to 512 Gbps. External Connectors: 4 x M.2 slots (Key M), type 2242/2260/2280/22110 (supports PCIe 5.0)* * Supports PCIe M.2 storage devices only. LED & Switch: 1 x M.2 FAN Power Switch 4 x M.2 access LEDs Thermal Solution : Active fan with heatsink, support fan control from MB chassis fan header Dimensions: 29(L)*12.2(W) *1.5(H)cm Compatible Models: Visit www.asus.com for latest compatible model...
- Model #: HYPER M.2 X16 GEN5 CARD
- $59.99 –
- $10.07 Shipping

Limited time offer, ends 08/26
- Type: PCI Express to M.2 Card
- External USB Ports: PCI Express
- External Ports: PCIe 3.0 x4 and SATA
- Internal Ports: M Key M.2 NVMe Slot + B Key M.2 NGFF Slot
- Model #: PCE4XTM2-DL
- $17.99 –
- Free Shipping
- $14.00 - $17.99

- External Ports: 2 x SATA II
- Model #: T-EC2R
- $16.49 –
- $3.99 Shipping

- Model #: DW-TXB073
- $13.99 –
- Free Shipping

- Model #: WIFIBEST-WIFICARD89
- $12.99 –
- Free Shipping

- Model #: CL-wificard2-675
- $21.99 –
- Free Shipping

- Type: SSD ADAPTER
- Model #: ROG PCIE 5.0 M.2 Card
- $39.99 –

- Type: PCI Express Controller Card
- Model #: DZ-Enclosure-010-01
- $24.00 –
- Free Shipping

Limited time offer, ends 09/18
- Model #: 279847848
- $92.89 –
- Free Shipping

Limited time offer, ends 08/31
- Model #: XX-760
- $37.25 –
- Free Shipping

- Model #: XIC 0516PEV3
- $48.50 –
- Free Shipping

- Type: Controller Card
- Model #: RTC PE4165-4I
- $145.00
- See price in cart
- Free Shipping

- $256.12 –
- More options from $256.12 - $299.00
- $29.99 Shipping

- Type: PCI to USB Card
- External USB Ports: 3 x USB A Female
- Internal USB Ports: 1 x USB A Female
- Standard: USB 2.0
- Model #: PEXUSB4DP
- $45.99 –
- Free Shipping

- Type: PCI Express to 1394 Card
- External 1394 Ports: 2 x 1394b 1 x 1394a
- Standard: 1394A x 1/1394B x 2
- Data Transfer Rate: FireWire 800 IEEE-1394b - 800 Mbit/s
- Model #: PEX1394B3LP
- $82.99
- $75.99 –
- Save: 8%
- Free Shipping

- Type: PCI Express to SATA Card
- External Ports: 8 x SATA III
- Internal Ports: 2 x Mini SAS
- Operating Systems Supported: Windows 7, 8, 8.1, 10 Windows Server 2003, 2008 R2, 2012, 2012 R2, 2016, 2019 macOS 10.10 to 12 Linux 2.6.32 and up
- Model #: 8P6G-PCIE-SATA-CARD
- $134.26
- $132.09 –
- More options from $129.99 - $151.12

- Type: PCI Express to USB Card
- External USB Ports: 16x USB Ports
- External Ports: 3 - USB 3.0 A (9 pin; SuperSpeed) Female
- Internal Ports: 1 - SATA Power (15 pin) Plug 1 - USB 3.0 A (9 pin; SuperSpeed) Female
- Model #: PEXUSB3S42
- $46.99
- $40.99 –
- Save: 12%
- More options from $40.99 - $52.94
- Free Shipping

- Type: Parallel Header Adapter
- Specifications: Cable Length: 16" Number of Connectors: 2 Connector Details: 1 x 25-pin DB-25 Female Parallel Color: AGray
- Weight: 0.05
- Parts: 1 year limited
- Model #: PLATE25F16
- $11.99 –
- Free Shipping

- Type: PCI Express to USB Card
- External USB Ports: 1x USB Port
- Internal USB Ports: 1x USB Port
- Standard: USB 3.0
- Model #: PEXUSB3S11
- $46.99
- $42.99 –
- Save: 8%
- $1.99 Shipping

- Model #: 11050PCSERIALCARD
- $72.99
- $59.99 –
- Save: 17%
- More options from $55.00 - $68.15
- Free Shipping

- Type: PCI Express to PCI Card
- Data Transfer Rate: 2.5 Gbps
- Specifications: Connectors: 1 x x1 PCI Express Male 1 x x16 PCI Express Female
- Dimensions: 4.99" x 1.74" x 0.33"
- Model #: PEX1TO162
- $32.99
- $30.99 –
- Save: 6%
- $1.99 Shipping

- Type: Controller Card
- External Ports: 8 x Serial Ports
- Operating Systems Supported: Windows 10 or Higher Ubuntu 19.04 or Higher
- Package Contents: 8 Port Serial DB9 M.2 B+M Key Module Driver CD x1 Manual x1
- Model #: SI-ADA15071
- $59.99
- $55.19 –
- Save: 8%
- More options from $55.19 - $81.47
- Free Shipping

- Color: Black
- Model #: PEX2S1050
- $58.99 –
- More options from $58.99 - $68.29
- Free Shipping

Limited time offer, ends 08/31
- Type: SATA Expansion Card
- External USB Ports: 5x SATA 3.0
- Model #: SATAHUB1X5
- $28.69 –
- Free Shipping

- Type: Low profile - PCI-E 2.0 x2 (10Gbps)
- Internal USB Ports: 2 x 19pin USB 3.1 ports
- Standard: USB 3.1
- Data Transfer Rate: Up to 10Gbps
- Model #: SST-ECU04-E
- $23.25 –
- Free Shipping

- Type: PCI Express to Serial Port Card
- External Ports: 4 - DB-9 (9 pin, D-Sub) Male
- Internal Ports: 1 - LP4 (4 pin; Large Drive Power) Male Input
- Operating Systems Supported: Windows 7, 8, 8.1, 10 Windows Server 2003, 2008 R2, 2012, 2012 R2, 2016 Linux 2.4.x to 2.6.x LTS Versions only
- Model #: PEX4S953LP
- $109.99
- $103.99 –
- Save: 5%
- More options from $103.99 - $121.68
- $7.51 Shipping

- Type: PCI Express to PCI Card
- Weight: 5.76
- Parts: 1 year limited
- Labor: 1 year limited
- Model #: PEX2PCI4
- $481.74
- $477.17 –
- More options from $476.99 - $544.13
Giving a computer additional capabilities requires fitting the computer with an add-on card, also called an expansion card, interface card or just plain card. Expansion controller cards have sockets that connect to conductors carrying data within the system. The connector you use depends on the card and computer. Cards provide communications interfaces, extra memory, video sound I/O capabilities, system interfaces for discs or tape backup devices and additional processors in general. Controller cards are an excellent example of an add-on card because the card acts as an interface for the motherboard, and other computer components like HDD, optical drives and keyboards. Add-on cards are suitable for use with printers and other devices in office environments.
Add-on Cards Improve Audio for Gaming, Movies and Music
Having a computer with a dynamite sound card or audio system makes gaming, watching movies and listening to music a lot more enjoyable and immersive. The sound card is an add-on card that facilitates each audio component, including multimedia applications such as music composition, presentations, audio editing and entertainment. Most PCs offer a standard sound experience, and improving the audio quality is simple with sound card accessories. Some standard accessories in the collection are USB audio interfaces, high-performance headphone amplifiers and virtual 7.1 channel surround sound systems. You can also add parallel printer cards to increase or upgrade the system.
PC Game Controllers Raise the Full Immersion Experience
Kicking your gaming to a whole new level of experience necessitates selecting a PC game controller that mirrors the gear handled in real-life situations. Some players feel comfortable using straightforward game controllers, like racing wheels or flight joysticks. Those who want the ultimate experience with full immersion in their favorite game need to consider empowering their system's performance. With the introduction of more elaborate controllers, such as VR headsets, rudder pedals, pro racing wheel stands and flight simulation, the upside is the new controllers require no new add-on cards. Plug the game controller USB cable into your system and Windows® 10 will detect it, and you are set up. Being immersed in your gaming scenario means using suitable PC game controllers. The performance will leave you feeling like you just flew a plane or raced a car like a professional, without leaving your house. As you track your statistics and see how much your game scores improve, empowering your system with quality PC controllers will prove worthwhile.
VR Accessories Possibilities Are Endless
Distinguishing the many uses of Virtual Reality (VR) accessories goes beyond gaming. Many fields in the educational and business community utilize VR accessories for vocational training, engineering and designing. The accessories begin with headsets, cables, connectors, 3D glasses, Bluetooth® remote controls and carrying cases. Some accessories come as a bundle, so you have gear and hardware upgrades like controller cards. Once the equipment is in place, you can begin gaming, training or virtual conceptualizing with high efficiency. The possibilities for you to produce and discover using the VR equipment and software are endless.
Bestselling Add-On Cards Reviews:
“ For those who don't know, you can put any size PCIE addon card from x1 to x16 into a PCIE x16 slot and it will work just fine. ”
EN-Labs USB C Motherboard Header PCIe Card, USB 3.2 20Pin Internal Connector PCI Express Card for Front Panel, USB 10Gbps Type-E A-Key & USB 2.0 Type-A Female Expansion Card with Full-Profile Bracket“ Perfect addin usb card ”
USB C 10Gbps PCIe 3.0 Card,PCI Express x4 to USB 3.2 Type-C and Type-A 10Gb/s with Type-E A Key & USB 3.0 20Pin Motherboard Header Expansion Card for Front Panel w/ Full-Profile & Low-Profile Bracket“ Better construction and heat distribution then the more expensive Dell add on card. ”
ASUS Hyper M.2 x16 PCIe 3.0 x4 Expansion Card V2 supports 4 NVMe M.2 (2242/2260/2280/22110) up to 128 Gbps for Intel VROC and AMD Ryzen Threadripper NVMe RAID


