Highlights
Add 2 RS-232 serial ports to your standard or small form factor computer through a PCI Express expansion slotThe PEX2S553 PCI Express serial card lets you turn a PCI Express slot into 2 RS232 (DB9) serial ports. Based on a native single chip design (no bridge chip), this 2-port serial adapter card allows you to harness the full capability offered by PCI Express (PCIe), and reducing the load applied to the CPU by as much as 48% over conventional serial cards.The RS232 Serial Adapter Card (PEX2S553) is compatible with a broad range of operating systems including Windows® and Linux Kernel 2.6.11 to 4.11.x, and MAC OS 10.4 and above.Plus, the serial card includes an optional half-height/low profile bracket that allows the card to be installed in any PCI Express slot, regardless of the size of the computer case.This product is a replacement for our PEX2S552 card.Backed by a StarTech.com 2-year warranty and free lifetime technical support.The StarTech.com AdvantageSpecifications
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Host interface
PCIe
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Output interface
Serial
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Expansion card standard
PCIe 1.0
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Serial ports quantity
2
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Serial interface type
RS-232
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Peripheral (Molex) power connectors (4-pin)
1
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Internal
Y
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Product colour
Green
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Certification
CE, FCC, REACH
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Chipset
ASIX - MCS9922CV-AA
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Baud rate
460.8 Kbit/s
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FIFO (First In, First Out)
128 B
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Operating temperature (T-T)
-10 - 80 °C
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Storage temperature (T-T)
-20 - 100 °C
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Operating relative humidity (H-H)
5 - 85%
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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 10 x64,Windows 2000,Windows 7,Windows 7 Enterprise,Windows 7 Enterprise x64,Windows 7 Home Basic
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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
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Linux operating systems supported
Y
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Server operating systems supported
Windows Server 2003,Windows Server 2008 R2,Windows Server 2012,Windows Server 2012 R2,Windows Server 2016,Windows Server 2019
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Other operating systems supported
DOS,Windows Embedded POSReady 2009,Windows Embedded Standard 2009,Windows XP Embedded
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Sustainability certificates
RoHS
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Width
120 mm
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Depth
105 mm
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Height
20 mm
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Weight
61 g
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Drivers included
Y
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Manual
Y
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Package width
145 mm
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Package depth
175 mm
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Package height
32 mm
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Package weight
151 g
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Products per master (outer) case
75 pc(s)
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Master (outer) case width
355 mm
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Master (outer) case length
690 mm
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Master (outer) case height
310 mm
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Warranty Info
2 Years