Discontinued - 4 Port CardBus RS232 Serial Laptop PC Adapter Card - 16950
Add four RS232 Serial ports to your laptop computer via a CardBus expansion slot
Offers 4 DB9 RS-232 ports to connect multiple devices to a notebook PC
High Performance 16C950 UART with maximum data transfer rate up to 921.6 kbps
128-byte deep FIFO data buffer
May be in stock with Resellers/Distributors
The CB4S950 4 Port CardBus RS232 Serial Laptop PC Adapter Card (16950 UART) adds four RS232 serial ports to a notebook computer, letting you connect your mobile computer to serial peripheral devices.
The 4-port Cardbus RS232 adapter supports data transfer rates of up to 921 Kbps, and features a high performance 16950 UART chipset, ensuring flawless connectivity with your serial peripherals. The included breakout cable separates the four ports, avoiding crowded connections.
Backed by a StarTech.com lifetime Warranty and free, lifetime technical support.
The StarTech.com Advantage
- Data transfer rates of up to 921 Kbps for peak serial device performance
- The breakout cable is included for a complete solution without having to purchase additional accessories
- Breakout cable spreads out the 4 ports, to avoid crowded connections
Common Customer Questions
View full OS compatibility
- Connect up to 4 RS-232 serial devices to a CardBus slot on your notebook
- Works with serial modems, POS devices, PDAs, digital cameras, printers, ISDN terminal adapters, and more
|Bus Type||CardBus (PCMCIA)|
|Chipset ID||PLX/Oxford - OX16PCI954|
|Port Style||Dongle (Included)|
|Max Baud Rate||921.6 Kbps|
|Connector Type(s)||1 - PC Card (Type II; Cardbus)|
|External Ports||4 - DB-9 (9 pin; D-Sub) Male|
|OS Compatibility||Windows® 98SE/ME/2000/XP/Vista|
|Operating Temperature||0°C to 55°C (32°F to 131°F)|
|Storage Temperature||-40°C to 75°C (-40°F to 167°F)|
|Shipping (Package) Weight||0.7 lb [0.3 kg]|
|What's in the Box|
|Included in Package||1 - Cardbus Serial Card|
|1 - 4 Port DB9 Break-out Cable|
|1 - Driver CD|
|1 - Instruction Manual|
Connect your computer’s serial port to a modem or switchbox
Extend your EGA monitor cable or mouse cable by 6ft
Convert a DB9 male port to a DB25 female port
Convert a DB9 male port to a DB25 male port
Convert a DB9 male connector to a DB25 male connector
Connect your serial devices, and transfer your files
Transfer files via serial connection
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Frequently Asked Questions
- How do I check to ensure the COM port is listed properly in Windows?
- My serial device requires a specific COM port to function, how do I change this in Windows?
- How do I install my serial card in Windows Vista / 7 / 8 /10?
- How do I install my serial card in Windows XP?
- How can I make sure my serial port is working in Windows?
Do you still need help?
Live-chat with a technical advisor.
* Product appearance and specifications are subject to change without notice.
* Same day shipping is only available for orders shipping within the United States.
Startech.com - 4 Port CardBus RS232 Serial Laptop PC Adapter Card - 16950