Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Deals
  • Contact Us
Added to Cart
Skip to Main Content Accessibility Statement
FREE SHIPPING on orders over $50 after you . Restrictions Apply
Zoro home
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Support
0
0
 Cart
  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Electronics
  4. /
  5. Computer Internal Components
  6. /
  7. Expansion Cards

Expansion Cards (432 items)

Asi RJ45 Breakout Board, RJ45 Ethernet Connector Breakout Board, DIN Rail Mount, RJ45 To Screw Terminals 16001
Asi

RJ45 Breakout Board, RJ45 Ethernet Connector Breakout Board, DIN Rail Mount, RJ45 To Screw Terminals

Zoro # G109076316
Mfr # 16001
product price: 
$34.75
/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
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 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
Startech.Com 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 DB9 Serial Card, 16C1050 UART, 21050-PC-SERIAL-LP
Startech.Com

2-Port PCI Express Serial Card, Dual Port PCIe to RS232 DB9 Serial Card, 16C1050 UART,

Zoro # G316451005
Mfr # 21050-PC-SERIAL-LP
product price: 
$73.79
/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
Startech.Com 2 Port PCIe USB 3.0 Card Adapter w/ UASP PEXUSB3S24
Startech.Com

2 Port PCIe USB 3.0 Card Adapter w/ UASP

Zoro # G816559416
Mfr # PEXUSB3S24
product price: 
$39.85
/ea
Advantech 2-4 Wire 422/485 Converter With Terminal Blocks BB-4WSD9TB
Advantech

2-4 Wire 422/485 Converter With Terminal Blocks

Zoro # G500700810
Mfr # BB-4WSD9TB
product price: 
$122.99
/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
Startech.Com 2-Port PCI Express RS232 Serial Card 21050-PC-SERIAL-CARD
Startech.Com

2-Port PCI Express RS232 Serial Card

Zoro # G116451083
Mfr # 21050-PC-SERIAL-CARD
product price: 
$67.89
/ea
Add-On Addon Hp 656596-B21 Comparable 10Gbs Dual Open Rj-45 Port 100M Pcie 656596-B21-AO
Add-On

Addon Hp 656596-B21 Comparable 10Gbs Dual Open Rj-45 Port 100M Pcie

Zoro # G0590419
Mfr # 656596-B21-AO
product price: 
$264.99
/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
Cisco 4 x 1G/10G Network Module - For Data Networking10 Gigabit Ethernet - 10GBase-X - 4.0 x Expansion Slots C9200-NM-4X=
Cisco

4 x 1G/10G Network Module - For Data Networking10 Gigabit Ethernet - 10GBase-X - 4.0 x Expansion Slots

Zoro # G015190410
Mfr # C9200-NM-4X=
product price: 
$1,781.07
/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
Startech.Com 4 PORT PCI EXPRESS USB 3.0 CARD - 3 + 1 PEXUSB3S42
Startech.Com

4 PORT PCI EXPRESS USB 3.0 CARD - 3 + 1

Zoro # G916559354
Mfr # PEXUSB3S42
product price: 
$47.19
/ea
Add-On Addon Industry Standard Comparable 40Gbs Dual Open Qsfp+ Port Pcie X8 ADD-PCIE-2QSFP
Add-On

Addon Industry Standard Comparable 40Gbs Dual Open Qsfp+ Port Pcie X8

Zoro # G0743542
Mfr # ADD-PCIE-2QSFP
product price: 
$1,278.99
/ea
Startech.Com 4PORT USB PCIE CARD 10GBPS USB 3.1 2C/2A PEXUSB312A2C2V
Startech.Com

4PORT USB PCIE CARD 10GBPS USB 3.1 2C/2A

Zoro # G815797659
Mfr # PEXUSB312A2C2V
product price: 
$154.99
/ea
Adlink 8 CH 16-Bit Analog Outputs PCI Express Card PCIe-6208V-GL
Adlink

8 CH 16-Bit Analog Outputs PCI Express Card

Zoro # G012319845
Mfr # PCIe-6208V-GL
product price: 
$784.99
/ea
Add-On Addon Ibm 49Y7970 Comparable 10Gbs Dual Open Rj-45 Port 100M Pcie X8 49Y7970-AO
Add-On

Addon Ibm 49Y7970 Comparable 10Gbs Dual Open Rj-45 Port 100M Pcie X8

Zoro # G0590288
Mfr # 49Y7970-AO
product price: 
$257.99
/ea
Startech.Com 1-PORT 2.5GBPS NBASE-T POE NETWORK CARD, INTEL I225-V, 802.3AF/AT POE+ MULTI-GIGABIT NIC, PCI EXPRE PR12GIP-NETWORK-CARD
Startech.Com

1-PORT 2.5GBPS NBASE-T POE NETWORK CARD, INTEL I225-V, 802.3AF/AT POE+ MULTI-GIGABIT NIC, PCI EXPRE

Zoro # G816559393
Mfr # PR12GIP-NETWORK-CARD
product price: 
$118.99
/ea
Startech.Com PCIE HD CAPTURE CARD - HDMI VGA DVI CPNT PEXHDCAP2
Startech.Com

PCIE HD CAPTURE CARD - HDMI VGA DVI CPNT

Zoro # G116559390
Mfr # PEXHDCAP2
product price: 
$151.99
/ea
Startech.Com 4-PORT SERIAL PCIE CARD, QUAD-PORT PCI EXPRESS TO RS232/RS422/RS485 DB9 SERIAL CARD, PS74ADF-SERIAL-CARD
Startech.Com

4-PORT SERIAL PCIE CARD, QUAD-PORT PCI EXPRESS TO RS232/RS422/RS485 DB9 SERIAL CARD,

Zoro # G916450712
Mfr # PS74ADF-SERIAL-CARD
product price: 
$244.99
/ea
Add-On Addon Siig Cn-Gp1021-S3 Comparable 10/100/1000Mbs Single Open Rj-45 CN-GP1021-S3-AO
Add-On

Addon Siig Cn-Gp1021-S3 Comparable 10/100/1000Mbs Single Open Rj-45

Zoro # G0571616
Mfr # CN-GP1021-S3-AO
product price: 
$29.59
/ea
Dynamicfunction x4 PCIe M.2 PCIe S Controller Card DY3470069
Dynamicfunction

x4 PCIe M.2 PCIe S Controller Card

Zoro # G913753984
Mfr # DY3470069
product price: 
$44.15
/ea
Startech.Com 4 Port RS232/422/485 PCIe Serial Card PEX4S232485
Startech.Com

4 Port RS232/422/485 PCIe Serial Card

Zoro # G216503019
Mfr # PEX4S232485
product price: 
$190.99
/ea
Startech.Com Serial Card - 2-Port PCIe - 16C1050 UART PEX2S1050
Startech.Com

Serial Card - 2-Port PCIe - 16C1050 UART

Zoro # G216479192
Mfr # PEX2S1050
product price: 
$68.39
/ea
Perle Systems Iolan G16 Usb Card 04033810
Perle Systems

Iolan G16 Usb Card

Zoro # G4581150
Mfr # 04033810
product price: 
$1,747.99
/ea
Qnap DUAL-PORT QSFP28 100GBE NETWORK EXPANSION CARD; LOW-PROFILE FORM FACTOR; PCIE GE QXG-100G2SF-E810
Qnap

DUAL-PORT QSFP28 100GBE NETWORK EXPANSION CARD; LOW-PROFILE FORM FACTOR; PCIE GE

Zoro # G015190397
Mfr # QXG-100G2SF-E810
product price: 
$1,169.99
/ea
Add-On Addon Qlogic Qle3240-Sr-Ck Comparable 10Gbs Single Open Sfp+ Port QLE3240-SR-CK-AO
Add-On

Addon Qlogic Qle3240-Sr-Ck Comparable 10Gbs Single Open Sfp+ Port

Zoro # G0584846
Mfr # QLE3240-SR-CK-AO
product price: 
$146.99
/ea
Startech.Com 4 Port 10G SFP+ Network Card Intel PCIe PEX10GSFP4I
Startech.Com

4 Port 10G SFP+ Network Card Intel PCIe

Zoro # G616479198
Mfr # PEX10GSFP4I
product price: 
$784.99
/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
Advantech Fiber Optic To Rs-232/422/485 Converter, ADAM-4542+-BE ADAM-4542+-BE
Advantech

Fiber Optic To Rs-232/422/485 Converter, ADAM-4542+-BE

Zoro # G500700834
Mfr # ADAM-4542+-BE
product price: 
$626.99
/ea
Add-On Addon Hp Fs215Aa Comparable 10/100/1000Mbs Single Open Rj-45 Port FS215AA-AO
Add-On

Addon Hp Fs215Aa Comparable 10/100/1000Mbs Single Open Rj-45 Port

Zoro # G0568396
Mfr # FS215AA-AO
product price: 
$29.15
/ea
Add-On Addon Lenovo 0C19497 Comparable 10Gbs Dual Open Rj-45 Port 100M Pcie 0C19497-AO
Add-On

Addon Lenovo 0C19497 Comparable 10Gbs Dual Open Rj-45 Port 100M Pcie

Zoro # G0592379
Mfr # 0C19497-AO
product price: 
$254.99
/ea
Intellinet Network Solutions GIGABIT PCI-E NETWORK CARD 522533
Intellinet Network Solutions

GIGABIT PCI-E NETWORK CARD

Zoro # G016043296
Mfr # 522533
product price: 
$20.55
/ea
Siig USB 3.0 4-PORT (2-EXT PLUS19-PIN HEADER) PCIE HOST CARD LB-US0214-S1
Siig

USB 3.0 4-PORT (2-EXT PLUS19-PIN HEADER) PCIE HOST CARD

Zoro # G921709287
Mfr # LB-US0214-S1
product price: 
$23.19
/ea
Expansion Cards (432 items)
  • 1
    of 12 pages
  • Next
  • Last
How was your search?

Related Categories

Computer Power SuppliesEthernet SwitchesUSB CablesTwo Way Radios & AccessoriesTV Mounts & Stands
TransceiversNetwork Serial CablesDisposable Standard BatteriesResistorsComputer Mice
capture cardsbreakout boardnvme ssdrs 485 convertervideo card
ethernet connectorsethernet connectorusb to isolated rs-485KeyboardsUSB Flash Drives

Sign up and save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every part plays a part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Deals
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research
  • Tax Exemption
Zoro home

Connect

Customer service from real people

  • Phone: (855) 289-9676
  • Contact Us
© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro home