StarTech.com 2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART

Add 2 high-speed RS-232 serial ports to your low profile/small form factor computer with a PCI Express expansion slotThe 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 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.

Ports & interfaces
Host interface:	PCIe
Output interface:	Serial
Expansion card standard:	PCIe 1.1
Serial ports quantity:	2
Serial interface type:	RS-232
Peripheral (Molex) power connectors (4-pin):	1
Design
Internal:
Product colour:	Green
Features
Chipset:	ASIX - MCS9922CV-AA
Baud rate:	460.8 Kbit/s
FIFO (First In, First Out):	128 B
Flow Control type:	DTR/DSR, RTS/CTS, XON/XOFF
Operational conditions
Operating temperature (T-T):	-10 - 80 °C
Storage temperature (T-T):	-20 - 100 °C
Operating relative humidity (H-H):	5 - 85%
System requirements
Windows operating systems supported:	Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 2000, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 7 x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64, Windows 95, Windows 98SE, Windows Vista, Windows Vista Business, Windows Vista Business x64, Windows Vista Enterprise, Windows Vista Enterprise x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows Vista Ultimate x64, Windows Vista x64, Windows XP Home, Windows XP Home x64, Windows XP Professional, Windows XP Professional x64
Mac operating systems supported:	Mac OS X 10.10 Yosemite, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Linux operating systems supported:
Server operating systems supported:	Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019
Other operating systems supported:	DOS, Windows XP Embedded
Technical details
Sustainability certificates:	CE, RoHS
Weight & dimensions
Width:	80 mm
Depth:	105 mm
Height:	20 mm
Weight:	63.5 g
Packaging data
Cables included:	Serial
Mounting brackets included:
Drivers included:
Manual:
Package width:	143 mm
Package depth:	173 mm
Package height:	32 mm
Package weight:	180 g
Logistics data
Harmonized System (HS) code:	84733020
Products per master (outer) case:	50 pc(s)
Master (outer) case width:	363 mm
Master (outer) case length:	684 mm
Master (outer) case height:	320 mm