Add 2 high-speed RS-232 serial ports to your low profile/small form factor computer with a PCI expansion slot. The PEX2S553LP low profile/half-height PCI Express Serial Card turns a PCI Express slot into two RS232 (DB9) serial connections.
The card is constructed using a native single chip design that lets you harness the full capability offered by PCI Express (PCIe), while reducing the load applied to the CPU by as much as 48% over conventional bridge chip serial cards.
The PCI Express RS232 Serial Adapter Card is compatible with a broad range of operating systems, including Windows 2000/XP/2003/Vista/Windows 7/Server 2008 R2 (32 and 64-bit), Linux Kernel 2.6.11 and up, and ships with a low profile/half-height bracket installed but includes an optional full profile bracket that lets you add 2 serial ports to virtually any computer (regardless of the case form factor).

| Manufacturer: | StarTech.com |
|---|---|
| Manufacturer Part Number: | PEX2S553LP |
| Manufacturer Website Address: | www.startech.com |
| Brand Name: | StarTech.com |
| Product Model: | PEX2S553LP |
| Product Name: | 2 Port Low Profile PCI Express Serial Card - 16550 |
| Product Type: | Serial Adapter |
| Host Interface: | PCI Express |
|---|---|
| Data Transfer Rate: | 460 Kbps |
| UART Type: | 16550 |
| Platform Supported: | PC |
| Ports: | 2 x 9-pin DB-9 Male RS-232 Serial External |
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| Form Factor: | Dual-profile Plug-in Card |
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| Package Contents: | |
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| Additional Information: | |
| System Requirements: | Operating System(s): |
| Green Compliant: | Yes |
| Green Compliance Certificate/Authority: | RoHS |
| Limited Warranty: | 2 Year |
|---|
1 x DB-9 Female - 1 x DB-25 Male - Beige
DB-9 Male - DB-9 Female - 6ft
DB-9 Female - DB-25 Male - 6ft
DB-9 Female - DB-9 Female - 6ft
DB-9 Female - DB-25 Male - 10ft
DB-9 Female - DB-25 Male - 3ft
DB-9 Female - DB-9 Male - 10ft
DB-9 Female - DB-9 Female - 10ft
| Limited Warranty: | 2 Year |
|---|
2 x Serial PCI
2 x 9-pin DB-9 Male RS-232 Serial PCI
2 x 9-pin DB-9 Male RS-232 Serial

2 x 9-pin DB-9 Male 16C550 Serial
1 x 9-pin DB-9 RS-232 Serial, 1 x 25-pin DB-25 IEEE 1284 Parallel PCI-X
2 x 9-pin DB-9 Male RS-232 Serial
2 x 9-pin DB-9 Male RS-232 Serial PCI Express
2 x 9-pin DB-9 Male RS-232 Serial
2 x 9-pin DB-9 Male RS-232 Serial PCI Express - 1 Pack
2 x 9-pin DB-9 Male Serial
2 x 9-pin DB-9 Male RS-232 Serial
1 x 25-pin DB-25 Female IEEE 1284 Parallel
2 x 9-pin DB-9 Male RS-232 Serial
1 x 9-pin DB-9 Male RS-232 Serial, 1 x 25-pin DB-25 Female IEEE 1284 Parallel
2 x 9-pin DB-9 Male RS-232 Serial
2 x 9-pin DB-9 Male RS-232 Serial
2 x 9-pin RS-232 Serial PCI Express
2 x 9-pin DB-9 Male RS-232 Serial
1 x 9-pin DB-9 Male RS-232/422/485 Serial
2 x 9-pin DB-9 Male RS-422/485 Serial Universal PCI
2 x 9-pin DB-9 Male RS-232 Serial
2 x 9-pin DB-9 Female RS-422/485 Serial
2 x 9-pin DB-9 Male RS-232/422/485 Serial Universal PCI
2 x 9-pin DB-9 Male RS-232 Serial
2 x 9-pin DB-9 Male RS-232 Serial
2 x 9-pin DB-9 RS-232 Serial PCI-X
1 x 9-pin DB-9 Male RS-232 Serial
1 x 9-pin DB-9 Male RS-232/422/485 Serial, 1 x USB 2.0 USB
2 x 9-pin DB-9 Male RS-422/485 Serial
2 x 9-pin DB-9 Male RS-232 Serial
2 x 9-pin DB-9 RS-232 Serial PCI - 1 Pack
2 x 9-pin DB-9 Male RS-232 Serial PCI Express - 1 Pack


1 x 9-pin DB-9 RS-232 Serial, 1 x 25-pin DB-25 IEEE 1284 Parallel
2 x 9-pin DB-9 Male RS-232 Serial PCI-X - 1 Pack
1 x 9-pin DB-9 RS-232 Serial, 1 x 25-pin DB-25 IEEE 1284 Parallel PCI Express x1


1 x RS-232 Serial, 1 x RS-422/485 Serial
1 x 9-pin DB-9 Male RS-232 Serial, 1 x RJ-45 Female RS-232 Serial
2 x 9-pin DB-9 Male RS-232 Serial ISA
2 x 9-pin DB-9 RS-232 Serial

2 x 9-pin DB-9 RS-232 Serial PCI
1 x 9-pin DB-9 RS-232 Serial, 1 x 25-pin DB-25 IEEE 1284 Parallel Mini PCI Express - 1 Pack
2 x 9-pin DB-9 RS-232 Serial Mini PCI Express - 1 Pack
2 x 9-pin DB-9 Male RS-232 Serial PCI - 1 Pack
2 x 9-pin DB-9 Male RS-232 Serial
2 x 9-pin DB-9 Male RS-232 Serial
2 x 9-pin DB-9 Male RS-232 Serial PCI Express - 1 Pack
2 x 9-pin DB-9 Male RS-232 Serial
1 x 9-pin DB-9 Male RS-232 Serial, 1 x 4-pin Type B Female USB 2.0 USB USB
2 x 9-pin DB-9 Male RS-232 Serial PCI Express - 1 Pack
2 x 9-pin DB-9 Male RS-232 Serial Universal PCI
2 x 9-pin DB-9 Male RS-232 Serial PCI Express
1 x 9-pin DB-9 Male RS-232 Serial, 1 x 25-pin DB-25 Female Parallel PCI Express x1
2 x 9-pin DB-9 Female RS-422 Serial
2 x 9-pin DB-9 Male RS-232 Serial
1 x 9-pin DB-9 Male RS-232 Serial, 1 x 25-pin Male Parallel ExpressCard
2 x 9-pin DB-9 Female RS-422/485 Serial

1 x 9-pin DB-9 RS-232 Serial, 1 x 36-pin Centronics IEEE 1284 Parallel
1 x 9-pin Male RS-232 Serial, 1 x 9-pin Male RS-422/485 Serial Universal PCI
2 x 9-pin DB-9 RS-422/485 Serial

2 x 9-pin DB-9 RS-232 Serial USB
2 x 9-pin DB-9 Male RS-232 Serial PCI 3.0
2 x 9-pin DB-9 Male RS-232 Serial Universal PCI
2 x 9-pin DB-9 Male RS-232/422/485 Serial Universal PCI - 1 Pack
2 x 9-pin DB-9 Male RS-422/485 Serial Universal PCI
2 x 9-pin DB-9 Male RS-422/485 Serial PCI Express x16
2 x 9-pin DB-9 Male RS-232 Serial PC Card
2 x 9-pin DB-9 Male RS-422/485 Serial Universal PCI
1 x 9-pin DB-9 RS-232/422/485 Serial, 1 x Serial
2 x 9-pin DB-9 Male RS-422/485 Serial PCI Express - 1 Pack
2 x 9-pin DB-9 RS-232 Serial PCI - 10 Pack
2 x 9-pin DB-9 Male RS-232 Serial - 20 Pack
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