Home Add-on Cards & Peripherals Serial Cards & Adapters

Serial Cards & Adapters

If you're looking for a simple, cost-effective way to connect serial devices in your industrial application or server room, our Serial Cards and Adapters make it easy to add Serial ports (RS-232, RS-422, RS-485 etc.) to your computer through common expansion ports such as PCI and PCI Express, as well as through USB.
51 to 60 of 72 Results
1 Port Native ExpressCard RS232 Serial Adapter Card with 16950 UART
EC1S952
1 Port Native ExpressCard RS232 Serial Adapter Card with 16950 UART

Add a high-speed RS-232 Serial port to your laptop computer via an ExpressCard expansion slot

$71.99
146+ In stock In stock
US: 116 | CA: 30
In stock Learn More
4 Port RS232 Mini PCI Express Serial Card w/ 16650 UART
MPEX4S552
4 Port RS232 Mini PCI Express Serial Card w/ 16650 UART

Add Four RS232 Serial Ports to an Embedded System through a mini PCI Express Slot

$117.99
58+ In stock In stock
US: 56 | CA: 2
In stock Learn More
Micro USB to RS232 DB9 Serial Adapter Cable for Android with USB Charging - M/M
ICUSBANDR232
Micro USB to RS232 DB9 Serial Adapter Cable for Android with USB Charging - M/M

Add an RS232 serial port to your Android smartphone or tablet device through Micro USB with USB charging capabilities

$41.99
128+ In stock In stock
US: 118 | CA: 10
In stock Learn More
USB-C to Serial Adapter with COM Retention
ICUSB232PROC
USB-C to Serial Adapter with COM Retention

Add a serial port with this USB C to serial with COM port retention

$32.99
93+ In stock In stock
US: 83 | CA: 10
In stock Learn More
1 Port PCI RS232 Serial Adapter Card with 16550 UART
PCI1S550
1 Port PCI RS232 Serial Adapter Card with 16550 UART

Add an RS-232 serial port to your PC through a PCI expansion slot

$36.99
98+ In stock In stock
US: 67 | CA: 31
In stock Learn More
2 Port Wall Mountable USB to Serial Adapter Hub with COM Retention
ICUSB2322X
2 Port Wall Mountable USB to Serial Adapter Hub with COM Retention

Add 2 serial RS-232 ports to any laptop or computer with a USB port

$62.99
52+ In stock In stock
US: 37 | CA: 15
In stock Learn More
1 Port ExpressCard to RS232 DB9 Serial Adapter Card w/ 16950 - USB Based
EC1S232U2
1 Port ExpressCard to RS232 DB9 Serial Adapter Card w/ 16950 - USB Based

Add a USB-based RS232 Serial port to your laptop through an ExpressCard slot

$47.99
70+ In stock In stock
US: 43 | CA: 27
In stock Learn More
1 Port Industrial USB to RS232 Serial Adapter with 5KV Isolation and 15KV ESD Protection
ICUSB232IS
1 Port Industrial USB to RS232 Serial Adapter with 5KV Isolation and 15KV ESD Protection

Add a galvanically isolated RS232 serial port with ESD protection through a USB port - DIN Rail Mountable

$92.99
11+ In stock In stock
US: 11 | CA: 0
In stock
USB-C to Parallel Printer Cable
ICUSBCPLLD25
USB-C to Parallel Printer Cable

Add a parallel port through your laptop or desktop computer’s USB-C port, and connect to a DB25 parallel printer

$51.99
1360+ In stock In stock
US: 1193 | CA: 167
In stock Learn More
2-Port RS232 Serial Adapter Card with 16950 UART
Coming Soon
PEX2S953LP
2-Port RS232 Serial Adapter Card with 16950 UART

PCI Express to Serial Adapter | 921.4Kbps | Windows® and Linux® Compatible

$62.99
550+ In stock In stock
US: 437 | CA: 113
In stock Learn More