StarTech.com 2 Port Low Profile PCI Express Serial Card - 16550
Non Returnable 
Special Order Item 
Shippable Product 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®, and Linux Kernel 2.6.11 to 4.11.x, 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).
This product is a replacement for our PEX2S552LP card.
Backed by a StarTech.com 2-year warranty and free lifetime technical support.
More from the Manufacturer
- One high speed RS232 serial port with data transfer rate up to 460.8 Kbps
- Ships with half-height/low profile mounting bracket, includes optional standard profile bracket
- Single chip design optimizes speed and reliability
- Native single-chip, single lane PCI Express
- Selectable power output on pin 9 for the serial port
- Compliant with PCI Express base specifications revision 1.1a
- Automated out-of-band flow control using CTS/RTS and DSR/DTR
- Automated in-band software flow control using programmable Xon/Xoff in both directions
- 128-byte deep FIFO per transmitter and receiver
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®, and Linux Kernel 2.6.11 to 4.11.x, 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).
This product is a replacement for our PEX2S552LP card.
Backed by a StarTech.com 2-year warranty and free lifetime technical support.
More from the Manufacturer
- PC
- Mac
- Linux
- 2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART
- DB9 Ribbon Cable
- Full Profile Bracket
- Low profile Bracket
- Driver CD
- Instruction Manual
- Native single-Chip, single lane PCI Express; 48% less cpu load, and increased performance.
- Pre-configured with half-height mounting bracket for low profile systems, but includes a full profile bracket for versatility.
- Easy to install and use with full step-by-step instructions saves time and hassle.
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