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  1. Home
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  3. Electronics
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  5. Computer Internal Components
  6. /
  7. Expansion Cards

Expansion Cards (429 items)

Asi Ethernet Connector Breakout Board, 120VAC 16001
Asi

Ethernet Connector Breakout Board, 120VAC

Zoro # G109076316
Mfr # 16001
product price: 
$37.39
/ea
Advantech 4-Port Rs-232/422/485 Pci Comm. Card W/S PCI-1612B-DE
Advantech

4-Port Rs-232/422/485 Pci Comm. Card W/S

Zoro # G700700931
Mfr # PCI-1612B-DE
product price: 
$300.99
/ea
Startech.Com 5-PORT USB PCIE CARD, USB 3.2 10GBPS, PCI EXPRESS CARD WITH 4X USB-C PORTS, 1X U PS4C3IA3-USB-C-CARD
Startech.Com

5-PORT USB PCIE CARD, USB 3.2 10GBPS, PCI EXPRESS CARD WITH 4X USB-C PORTS, 1X U

Zoro # G521708055
Mfr # PS4C3IA3-USB-C-CARD
product price: 
$84.69
/ea
Advantech 2-4 Wire 422/485 9Pin Conv. BB-4WSD9R
Advantech

2-4 Wire 422/485 9Pin Conv.

Zoro # G100700807
Mfr # BB-4WSD9R
product price: 
$114.99
/ea
Asus 10G NETWORK ADAPTER PCI-E X4 CARD, RJ-45 FOR 1 X 100MBPS/1GBPS/2.5GBPS/5 XG-C100C
Asus

10G NETWORK ADAPTER PCI-E X4 CARD, RJ-45 FOR 1 X 100MBPS/1GBPS/2.5GBPS/5

Zoro # G522880934
Mfr # XG-C100C
product price: 
$171.99
/ea
Advantech Triple Isolated Rs-232 To Rs-422/485 Converter BB-485DRCI
Advantech

Triple Isolated Rs-232 To Rs-422/485 Converter

Zoro # G800700770
Mfr # BB-485DRCI
product price: 
$253.99
/ea
Startech.Com PCIe HDMI Capture Card - 4K 60Hz Video PEXHDCAP4K
Startech.Com

PCIe HDMI Capture Card - 4K 60Hz Video

Zoro # G116559420
Mfr # PEXHDCAP4K
product price: 
$264.99
/ea
Startech.Com USB 3.2 GEN 2X2 PCIE CARD - USB-C 20GBPS PEXUSB321C
Startech.Com

USB 3.2 GEN 2X2 PCIE CARD - USB-C 20GBPS

Zoro # G316559336
Mfr # PEXUSB321C
product price: 
$70.15
/ea
Startech.Com 1ft/30cm USB to Serial Adapter 1P1FFCUSBSERIAL
Startech.Com

1ft/30cm USB to Serial Adapter

Zoro # G715852885
Mfr # 1P1FFCUSBSERIAL
product price: 
$38.99
/ea
As Seen On Tv 32GB Micro San Disk Card AS122845
As Seen On Tv

32GB Micro San Disk Card

Zoro # G009163956
Mfr # AS122845
product price: 
$36.25
/ea
Advantech Rs-232 To Rs-422/485 Converter, Panel Mount, Iso BB-SCP311T-DFTB3
Advantech

Rs-232 To Rs-422/485 Converter, Panel Mount, Iso

Zoro # G700700788
Mfr # BB-SCP311T-DFTB3
product price: 
$197.99
/ea
Skilledpower PCI-Express Multi I-O- Parallel- Serial Cards SK536851
Skilledpower

PCI-Express Multi I-O- Parallel- Serial Cards

Zoro # G809163958
Mfr # SK536851
product price: 
$40.95
/ea
Startech.Com 1-PORT 2.5GBPS NBASE-T PCIE NETWORK CARD, INTEL I225-V, SINGLE-PORT COMPUTER NETWORK CARD, PR12GI-NETWORK-CARD
Startech.Com

1-PORT 2.5GBPS NBASE-T PCIE NETWORK CARD, INTEL I225-V, SINGLE-PORT COMPUTER NETWORK CARD,

Zoro # G516433023
Mfr # PR12GI-NETWORK-CARD
product price: 
$57.59
/ea
Advantech Port Powered 232 To Ttl Conv BB-232LPTTL
Advantech

Port Powered 232 To Ttl Conv

Zoro # G200700813
Mfr # BB-232LPTTL
product price: 
$89.99
/ea
Advantech Rs-232 To Rs-422/485 Converter, Din Rail, Iso BB-485LDRC9
Advantech

Rs-232 To Rs-422/485 Converter, Din Rail, Iso

Zoro # G000700785
Mfr # BB-485LDRC9
product price: 
$196.99
/ea
Advantech Port-Powered Rs-232 To Tb Rs-485 Converter BB-485SD9TB
Advantech

Port-Powered Rs-232 To Tb Rs-485 Converter

Zoro # G900700786
Mfr # BB-485SD9TB
product price: 
$107.99
/ea
Sanoxy 6-pin to 8-pin PCI Express Power Converter Cable for GPU Video Card PCIE PCI-E SANOXY-CABLE64
Sanoxy

6-pin to 8-pin PCI Express Power Converter Cable for GPU Video Card PCIE PCI-E

Zoro # G310039070
Mfr # SANOXY-CABLE64
product price: 
$11.75
/ea
Advantech Serial Rs-232 9-Pin Modem Data Splitter BB-9PMDS
Advantech

Serial Rs-232 9-Pin Modem Data Splitter

Zoro # G800700831
Mfr # BB-9PMDS
product price: 
$102.99
/ea
Advantech Rev 485Conv W/Sd Ctrl BB-485COSR
Advantech

Rev 485Conv W/Sd Ctrl

Zoro # G600700772
Mfr # BB-485COSR
product price: 
$112.99
/ea
Advantech 4-Port Pci Express Gbe Card PCIE-1674E-AE
Advantech

4-Port Pci Express Gbe Card

Zoro # G300700881
Mfr # PCIE-1674E-AE
product price: 
$371.99
/ea
Advantech 8-Port Rs-232/422/485 Pci-Express Upci Comcard/S PCIE-1622B-BE
Advantech

8-Port Rs-232/422/485 Pci-Express Upci Comcard/S

Zoro # G300700850
Mfr # PCIE-1622B-BE
product price: 
$214.99
/ea
Startech.Com 4 PORT PCI EXPRESS RS232 SERIAL CONTROLLER CARD W/16950 UART/ASIX AX99100 - BI-D PEX4S953
Startech.Com

4 PORT PCI EXPRESS RS232 SERIAL CONTROLLER CARD W/16950 UART/ASIX AX99100 - BI-D

Zoro # G714885501
Mfr # PEX4S953
product price: 
$123.99
/ea
Nvidia CONNECTX-7 ADAPTER CARD, 200GB/S NDR200 IB, SINGLE-PORT OSFP, PCIE 5.0 X1 MCX75310AAS-HEAT
Nvidia

CONNECTX-7 ADAPTER CARD, 200GB/S NDR200 IB, SINGLE-PORT OSFP, PCIE 5.0 X1

Zoro # G510543018
Mfr # MCX75310AAS-HEAT
product price: 
$1,616.99
/ea
Startech.Com 4 PORT PCI EXPRESS RS232 SERIAL CONTROLLER CARD W/16950 UART/ASIX AX99100 - BI-D PEX4S953LP
Startech.Com

4 PORT PCI EXPRESS RS232 SERIAL CONTROLLER CARD W/16950 UART/ASIX AX99100 - BI-D

Zoro # G414885443
Mfr # PEX4S953LP
product price: 
$121.99
/ea
Advantech Rs232 To 3.3V Ttl Converter 9 Pin Port Powered BB-232LPTTL33
Advantech

Rs232 To 3.3V Ttl Converter 9 Pin Port Powered

Zoro # G400700828
Mfr # BB-232LPTTL33
product price: 
$89.99
/ea
Startech.Com 2-PORT PCI EXPRESS RS232 SERIAL CONTROLLER CARD W/16950 UART/ASIX AX99100 - BI-D PEX2S953LP
Startech.Com

2-PORT PCI EXPRESS RS232 SERIAL CONTROLLER CARD W/16950 UART/ASIX AX99100 - BI-D

Zoro # G415192403
Mfr # PEX2S953LP
product price: 
$55.35
/ea
Startech.Com 1-PORT PARALLEL PCIE CARD - PCI EXPRESS TO PARALLEL DB25 ADAPTER CARD - DESKTOP EXPANSION LPT PEX1P2
Startech.Com

1-PORT PARALLEL PCIE CARD - PCI EXPRESS TO PARALLEL DB25 ADAPTER CARD - DESKTOP EXPANSION LPT

Zoro # G416479329
Mfr # PEX1P2
product price: 
$39.39
/ea
Startech.Com 1-PORT GIGABIT ETHERNET NETWORK CARD - PCI EXPRESS, INTEL I210 NIC - SINGLE PORT PCIE NETWORK ADAPT ST1000SPEXI
Startech.Com

1-PORT GIGABIT ETHERNET NETWORK CARD - PCI EXPRESS, INTEL I210 NIC - SINGLE PORT PCIE NETWORK ADAPT

Zoro # G716559332
Mfr # ST1000SPEXI
product price: 
$45.45
/ea
Siig 3-PORT 1394 FIREWIRE PCI ADAPTER, THREE EXTERNAL IEEE 1394 FIREWIRE PORTS SU NN-400012-S8
Siig

3-PORT 1394 FIREWIRE PCI ADAPTER, THREE EXTERNAL IEEE 1394 FIREWIRE PORTS SU

Zoro # G215797655
Mfr # NN-400012-S8
product price: 
$35.89
/ea
Nvidia CONNECTX-6 DX EN ADAPTER CARD MCX623106AS-CDAT
Nvidia

CONNECTX-6 DX EN ADAPTER CARD

Zoro # G710542422
Mfr # MCX623106AS-CDAT
product price: 
$1,363.99
/ea
Advantech Serial Port Adapter, RS-232 DB9 M, Null Modem BB-31D1-28100
Advantech

Serial Port Adapter, RS-232 DB9 M, Null Modem

Zoro # G316558957
Mfr # BB-31D1-28100
product price: 
$30.79
/ea
Startech.Com U.3 TO PCIE ADAPTER CARD - PCIE 4.0 X4 ADAPTER U.3 NVME SSDS - SFF-TA-1001 PCI EXPRESS ADD-IN CARD PEX4SFF8639U3
Startech.Com

U.3 TO PCIE ADAPTER CARD - PCIE 4.0 X4 ADAPTER U.3 NVME SSDS - SFF-TA-1001 PCI EXPRESS ADD-IN CARD

Zoro # G616559333
Mfr # PEX4SFF8639U3
product price: 
$57.35
/ea
Startech.Com 8 Port 6Gbps SATA PCIe Card Controller 8P6G-PCIE-SATA-CARD
Startech.Com

8 Port 6Gbps SATA PCIe Card Controller

Zoro # G816554299
Mfr # 8P6G-PCIE-SATA-CARD
product price: 
$167.99
/ea
Eaton Cybersecure Gigabit Card for UPS and PDU NETWORK-M3
Eaton

Cybersecure Gigabit Card for UPS and PDU

Zoro # G316559374
Mfr # NETWORK-M3
product price: 
$467.99
/ea
Add-On Addon Intel I210T1 Comparable 10/100/1000Mbs Single Open Rj-45 Port I210T1-AO
Add-On

Addon Intel I210T1 Comparable 10/100/1000Mbs Single Open Rj-45 Port

Zoro # G0569559
Mfr # I210T1-AO
product price: 
$30.69
/ea
Advantech 232/485 Conv W/Tb&Led BB-485TBLED
Advantech

232/485 Conv W/Tb&Led

Zoro # G700700795
Mfr # BB-485TBLED
product price: 
$113.99
/ea
Expansion Cards (429 items)
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Frequently Asked Questions

Expansion cards are add-on boards that allow users to enhance the capabilities of their computers by adding new features or functionality. They are typically installed in expansion slots on the motherboard and provide additional ports, slots, or other interfaces that enhance the system's capabilities.

There are numerous types of expansion cards available, each designed for specific purposes. Some common types include: - Graphics cards: Enhance the graphical capabilities of a computer, providing improved performance for gaming, video editing, or other graphics-intensive tasks. - Sound cards: Enhance the audio capabilities, providing higher-quality sound output and support for surround sound. - Network cards: Enable network connectivity, allowing computers to access wired or wireless networks and share resources. - Input/Output (I/O) cards: Expand the number of ports or interfaces available on a computer, providing additional options for connecting peripherals such as external drives, printers, or scanners.

Selecting the right expansion card depends on your specific requirements and the capabilities you aim to add to your computer. Here are some factors to consider: - Determine the purpose: Identify the specific functionality you want to enhance, whether it's improving graphics performance, enhancing audio quality, or expanding your connectivity options. - Check compatibility: Ensure the expansion card is compatible with your computer's motherboard and operating system. Consider factors like the expansion slot type, form factor, and driver availability. - Consider performance: Evaluate the performance capabilities of different expansion cards based on specifications such as memory capacity, clock speed, and supported technologies.

Installing an expansion card requires careful handling and attention to detail. Here's a general overview of the steps involved: - Power down and unplug your computer. - Open the computer case and locate the appropriate expansion slot on the motherboard. - Align the expansion card with the slot and gently push it down until it is fully seated. - Secure the card using the provided screws or clips. - Close the computer case and reconnect the power supply. - Power on your computer and install the necessary drivers for the expansion card.

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