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Startech.com Isa2s550 Isa I/o Card 2 16c550 Ser Port 

10 in stock (as of 04/22/2018 02:24 AM)

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Startech.com Isa2s550 Isa I/o Card 2 16c550 Ser Port
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Added to our catalog within last 30 days
Model: ISA2S550
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FEATURES- ISA I/O Card Two Port 16C550 Serial
ISA 2-port serial expansion card is a high performance serial
add-in card providing PC workstations with two additional COM port
for the connection of external peripherals. The card supports
transfer rates of up to 115.2 Kbps for fast serial data transfer.
Jumpers on the card provide complete easy configuration and complete
compatibility as a basic COM port for any operating system.
* Drivers for Windows 3.1/95/98/NT 4.0 and up.
* Configurable to any free IRQ.
* COM1 to COM7
* Full jumper set to ensure compatibility with almost any PC system.
* IRQ 3,4,5,9,10,11,12,15 for each port.

CONNECTORs- (2) DB9 16C550 Serial ports, male



  • COM settings from COM1 to COM7
  • Full jumper set to ensure compatibility with almost any PC system
  • Clock settings x1 115.2 Kbps, x2 230.4 Kbps, x4 460.9 Kbps

  • Plug and Play

Certifications & Standards: 

Safety Standard North America:

  • FCC
  • CSA

Safety Standards Europe:

  • CE
  • TUV

Safety Standards International:

  • CB
  • UL


General Information
Manufacturer Part NumberISA2S550
Manufacturer Website Addresshttp://www.startech.com
Brand NameStarTech.com
Product Name2 Port ISA Serial Adapter Card
Marketing InformationAdd 2 RS232 ports to legacy computer systems through an ISA slot. StarTech.com's ISA-based RS232 Serial Card (16550 UART) can be installed in an ISA motherboard slot to add two RS232 serial COM ports, with support for data transfer rates of up to 460.8Kbps for peak serial device performance.

The ISA Serial Adapter Card includes drivers for DOS®, Windows® and LInux, and offers a full built-in jumper set to ensure easy configuration and broad compatibility.

A cost-effective solution for connecting serial modems, POS devices, PDAs, digital cameras, printers, ISDN terminal adapters and more, to a system, the ISA serial card is backed by StarTech.com's Lifetime Warranty and free lifetime technical support.
Packaged Quantity1
Product TypeSerial Adapter
Technical Information
Host InterfaceISA
Data Transfer RateUp to 3.60 Mbit/s Serial Port
UART Type16550
Physical Characteristics
Form FactorPlug-in Card
ProductTitleStarTech.com 2 Port ISA RS232 Serial Adapter Card with 16550 UART - Serial adapter - ISA - serial - 2 x 9-pin DB-9 Male RS-232 Serial

Warranty Information

Limited WarrantyLifetime
Beach Audio Warranty

This product was added to our catalog on Sunday, April 22, 2018.


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