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I/O Cards & Adapters

Shop the best prices on 3,230 great value i/o cards & adapters. Shopping for i/o cards & adapters is easy with Fruugo, with SALE discounts, offers and savings on Power4Laptops, Allied Telesis, BatteryMate and more. Buy i/o cards & adapters online safely with Fruugo, with secure payment and fast shipping to United States.

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2,593 - 2,624 of 3,200
Industrial RS422/485 PCIe 2.0 Serial Card With BuiltIn DCDC Isolation Power Supply PCIe Expansion Card, 4Port
$319.00 Save $160.00 RRP: $479.00
USB To RS485 Converter CH343G Version FT232RL Compatible RS485 Communication Module Expansion Board
$27.95 Save $13.00 RRP: $40.95
2/4 Port RS422/485 PCIe 2.0 Serial Card For Industrial Machine Connectivity Transfer 4
$229.00 Save $120.00 RRP: $349.00
USB PCIe Card 18W Power Delivery, 3Port PCIe USB 3.0 Expansion Card With TypeC And TypeA
$40.95 Save $23.05 RRP: $64.00
9 Pin USB Header Splitter MultiPort Expansion Adapter for Internal Motherboard USB Extension
$15.95 Save $7.00 RRP: $22.95
PCIe 1X 4X To 9 Port Adapter Card 6Gbps Transfer Rate Hot Swap PCIe Expansion Card For PC
$64.00 Save $30.00 RRP: $94.00
Sound Card External USB Audio Interface for Microphones, Phones, Bluetooth, Display, Live Streaming, Model Number
$59.00 Save $25.00 RRP: $84.00
USB 5.1 Channel External Optical Audio Sound Card Adapter For Laptop Notebook PC Windows Mac Compatible
$27.95 Save $12.00 RRP: $39.95
SCSI CN14P to CN100P Female Adapter GoldPlated Connector for Tape Drives and Scanners
$74.00 Save $35.00 RRP: $109.00
GPIO Expansion Card with Dual 2.5G Ethernet USB 3.2 NVMe HDD Support for Pi 5
$99.00 Save $50.00 RRP: $149.00
Expansion Card Kit USB Compatible for Education Classroom Use Universal USB Expansion Kit Educational Technology
$16.95 Save $8.00 RRP: $24.95
External USB Sound Card Stereo Mic Speaker 3.5mm Headset Audio Jack Cable Switch Volume Adjustment Free Drive
$22.95 Save $11.00 RRP: $33.95
Industrial RS422/485 PCIe 2.0 Serial Card With Built-In DCDC Isolation Power Supply Model Transfer 4
$219.00 Save $110.00 RRP: $329.00
SCSI Connector 14P to 100P Female Interface for Tape Drive and Scanner Wide Compatibility
$15.95 Save $8.00 RRP: $23.95
Capture Card 4K HDMI Video Recorder with Microphone, 1080p 60fps for Gaming, Live Streaming, Video Conferencing
$35.95 Save $18.05 RRP: $54.00
VHS to Digital Converter USB 2.0 Video Capture Card For Mac/Windows 7 8 10 Convert Analog Mini DV Hi8 DVD VCR
$19.95 Save $10.00 RRP: $29.95
M.2 SolidState SSD to Sata3 SerialToSerial Adapter Card M.2 to SATA3 Converter, DualUse 2In1, Switch
$16.95 Save $8.00 RRP: $24.95
19 Pin USB Expansion Port Header Adapter Plug N Play Interface Board Compact Internal Connector Tool Office Workstations
$17.95 Save $9.00 RRP: $26.95
PCIE to Dual Type C Expansion Card PCI-E X1 2-Port USB 3.2 Gen 1 5Gbps Compatible with Desktop Computers
$28.95 Save $14.00 RRP: $42.95
2 In 1 USB Sound Card Sound Adapter Headphone Output USB 2.0 External Audio Card Windows Mac Linux Compatible
$16.95 Save $8.00 RRP: $24.95
PCIe USB 3.2 Card With 2 Ports Type C And Type A Chip Expansion Card 10Gbps USBC Internal PCIe Adapter
$29.95 Save $15.00 RRP: $44.95
PCI-7432 64-Channel Isolated High-Speed Digital I/O and PCI-732HIR Capture Card for Data Acquisition Systems
$50.95 Save $28.05 RRP: $79.00
VHS to Digital Converter USB 2.0 Video Capture Card with Audio RCA SVideo for Windows and Mac
$15.95 Save $7.00 RRP: $22.95
15V myVolts replacement power supply compatible with MOTU Ultralite MK4 Audio Interface myVolts
$23.95
Professional Live Sound Card For Clear Sound Recording, USB Audio Interface For PC And Mac, Multi-Level Recording
$59.00 Save $25.00 RRP: $84.00
PCIE4.0 X16 Graphics Card GPU Extension Cable 90 Degree Angled Shielded Flexible Black Vertical Mount Video Card Cable
$69.00 Save $35.00 RRP: $104.00
Mini PCI Express Card Bent-Pin I210AT Single-Port Gigabit Ethernet Mini PCIe Card RJ45 Adapter
$27.95 Save $12.00 RRP: $39.95
MR52ZZ 2x5x2.5mm ABEC9 Silent Bearing For Video Card 10pcs Speed Motor Bearing L520ZZ W52
$74.00 Save $35.00 RRP: $109.00
Professional Audio Mixer, Metal Body, LED Indicators, Bluetooth-Compatible External Sound Card for Live Streaming
$74.00 Save $35.00 RRP: $109.00
9 Pin Motherboard Extension Connector USB 3.0 19Pin USB 2.0 9Pin Port Multiplier For Liquid Cooling Systems
$18.95 Save $9.00 RRP: $27.95
PCIe Sound Card With Clear Sound Quality And Multiple I/O Options Windows 2000/XP/7/8/10 Compatible Surround Sound Card
$39.95 Save $19.05 RRP: $59.00
USB 3.2 TypeE to USBC Female Extension Cable with Front Panel Header and Mounting Screws for PC
$28.95 Save $15.00 RRP: $43.95