- Home
- Computer Peripherals
- Gaming & Streaming Gear
- Add-On Cards
Add-On Cards
- In Stock
- Sold by Newegg
- Make an Offer
- New
- Brands
- Show More
- Price
- Show More
- Type
- Show More
- External USB Ports
- Show More
- Thunderbolt 3
- External 1394 Ports
- Sold by
- All Top Brands
- Availability
- Condition
- Current Promotion
- Discount
- Useful Links
- Show More
- Customer Ratings
- & up
SHOP BY Type

Limited time offer, ends 08/31
- Type: PCI Express to USB Card
- External USB Ports: 2 Ext / 2 Int
- External Ports: USB 3.0 Type-C +2.4A Quick Charging
- Internal Ports: USB 3.0 20pin
- Model #: PCIEU3C20SC
- $18.89 –
- Free Shipping

Limited time offer, ends 08/31
- Model #: 11-001-022
- $27.89 –
- Free Shipping

Limited time offer, ends 08/31
- Model #: 11-001-201
- $28.09 –
- Free Shipping

- Type: Riser Card
- Compatibility: Supermicro SuperServer 5017R-WRF
- Specifications: Expansion Slots:2 x PCI Express 3.0 x16 Form Factor:2U Plug-in Card Host Interface:PCI Express x16
- Weight: 1
- Model #: RSC-R1UW-2E16
- $40.99 –
- $2.99 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
- $147.53 –
- More options from $144.73 - $159.20
- Free Shipping

Limited time offer, ends 08/04
- Type: PCIe expansion card
- Model #: PCE32-ACE20P-UT
- $39.99 –
- Free Shipping
- $37.50 - $39.99

Limited time offer, ends 08/31
- Type: SSD ADAPTER
- Model #: NVMETOSFF8643
- $16.79 –
- Free Shipping

- $22.99 –
- Free Shipping

- Type: Serial Header Adapter
- Specifications: Connectors DB9 Male, IDC 10 Cable Length 9" (229mm)
- Weight: 0.05
- Parts: 1 year limited
- Model #: PLATE9MLP

Limited time offer, ends 08/07
- Model #: 6856642356223
- $44.89 –
- Free Shipping

Limited time offer, ends 08/07
- Model #: 4687964524
- $17.09 –
- Free Shipping

Limited time offer, ends 08/31
- Type: Controller Card
- Specifications: Main chip: NEC UPD720202 chipset Have unused mini PCIe slot for PC expansion slot a 19-pin USB3.0 theoretical transfer rate up to 5Gbps, much higher than the USB2.0 480Mb / s, up to 10 times; Backward compatible with USB2.0, USB1.1, USB1.0 Transfer rate: 5Gbps/ 480Mbps/ 12Mbps / 1.5Mbps Small Molex 4 pin to take
- Features: This product is an ideal choice for any Mini PCI-Express expansible embedded or micro system needing larger volume and higher speed data transfer connectivity with USB devices. Real world applications such as: Connect to external hard disk drive, fast Solid State Drive(SSD), optical driver, high definition video camera etc.
- Package Contents: 1 Piece Mini PCI-e to USB Expantion Card 1 Piece CD Driver
- Model #: 11-001-242
- $21.49 –
- Free Shipping

- Type: Internal USB Hub
- Model #: AAAPCIE4HUB2 X2
- $49.99 –
- Free Shipping

Limited time offer, ends 08/07
- Model #: 8567456812
- $32.88 –
- Free Shipping

Limited time offer, ends 08/07
- Model #: 8567456813
- $48.88 –
- Free Shipping

- Type: PCI to Serial Port Card
- External Ports: 2 x Serial Ports
- Operating Systems Supported: Windows 7 (32/64bit)/ Vista(32/64)/ XP(32/64) Windows Server 2008 R2/ 2003(32/64)/ 2000 Linux 2.4.x/ 2.6.x
- Specifications: Bus Type: PCI / PCI-X (5 / 3.3V) Card Type: Standard Profile (LP bracket incl.) Chipset ID: SystemBase -SB16C1052PCI Connector Type(s): PCI / PCI-X (Universal 3.3 & 5V 32-bit) Male Data Bits: 5, 6, 7, 8 External Ports: DB-9 (9 pin ; D-Sub) Male FIFO: 256 Bytes Flow Control: Xon, Xoff, RTS#, CTS# Humidity: 5~85% RH Included in Package: 2 port PCI RS422/485 card Driver CD Low profile (half-height) brackets User Manual Industry Standards: PCI Local Bus Specification 2.3 PCI Power Management 1.1 Interface: Serial Max Baud Rate: 128 Kbps Operating Temperature: -10°C to 80°C (14°F to 176°F) OS Compatibility: Windows® 8 / 8.1 (32/64b...
- Model #: PCI2S4851050

- Type: PCI Express to USB3.0 Card
- External USB Ports: 2x USB3.0 Ports
- Internal USB Ports: USB3.0 20PIN Internal but not USB Ports Internal,Need to work with other USB3.0 20PIN Adapter to Achieve 2x USB3.0 Ports for Front Panel
- External 1394 Ports: None
- Model #: PVU3-2O2I-V1
- $16.99 –
- Free Shipping

Limited time offer, ends 08/07
- Model #: 4687964811
- $21.89 –
- Free Shipping

Limited time offer, ends 08/04
- Model #: DLTPE2NV
- $29.99 –
- Free Shipping
- $29.00 - $29.99

Limited time offer, ends 08/07
- Model #: 4687964067
- $59.89 –
- Free Shipping

- Type: PCI Express to M.2 Card
- External USB Ports: 1 M.2 NVME & 1 SATA
- External Ports: 1 x M.2 PCIe NVMe SSD (2230/2242/2260/2280/22110)
- Standard: NVMe
- Model #: MB840M2P-B
- $116.95 –
- More options from $115.84 - $342.89

Limited time offer, ends 08/31
- Type: Mini PCI Express to SATA
- Model #: MINIPCIE22SATA
- $19.79 –
- Free Shipping

Limited time offer, ends 08/07
- Model #: 4687964068
- $78.88 –
- Free Shipping

- Type: Mini PCI Express to USB Card
- Model #: KC014
- $35.99 –
- Free Shipping
- $20.79 - $35.99

- Type: PCI Express to USB Card
- External USB Ports: 1x USB Port
- Internal USB Ports: 1x USB Port
- Cache Size/Speed: Transmission Rate:20Gbps(USB3.2 GEN2x2)
- Model #: PE20-1C-BK-BP
- $49.99 –
- Free Shipping

- $35.28 –
- More options from $35.28 - $98.07
- Free Shipping

- Type: PCI Express to USB Card
- External USB Ports: USB 3.0
- Model #: PSC001
- $83.98
- $69.99 –
- Save: 16%
- Free Shipping

- Model #: ZTC-PCIE001-C3
- $19.37 –

- Type: PCI Express to USB Card
- External USB Ports: 2x USB Ports
- Internal Ports: 1 x SATA
- Standard: USB 3.0
- Model #: SY-PEX20124
- $15.15 –
- More options from $15.15 - $24.99
- Free Shipping

Limited time offer, ends 08/31
- Model #: PCIE100MNW
- $12.39 –
- Free Shipping
- $7.99 - $12.39

Limited time offer, ends 08/04
- Type: SATA Expansion Card
- Model #: NV-UT-6S
- $29.99 –
- Free Shipping
- $29.50 - $29.99
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








