Add 2 RS-232 serial ports to your standard or small form factor computer through a PCI Express expansion slot\n\n The 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 means that you can harness the full capability offered by PCI Express (PCIe), & reducing the load applied to the CPU by as much as 48% over conventional serial cards.\n\n The RS232 Serial Adapter Card (PEX2S553) is compatible with a broad range of operating systems including Windows 2000/XP/2003/ Vista/ Windows 7/ Server 2008 R2 (32 & 64 bit), Linux Kernel 2.6.11 to 4.11.x, & MAC OS 10.4 & above.\n\n 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.\n\n This product is a replacement for our PEX2S552 card.\n\n Backed by a Star Tech.com Lifetime warranty & free lifetime technical support.\n\n The Star Tech.com Advantage\n\n- Native single-chip, single lane PCI Express chipset delivers true PCIe performance\n- Standard & low profile/half-height bracket included to ensure fitment in any system\n- Easy to install & use with full step-by-step instructions saving time & hassle Feature Feature Value Host interface PCIe Output interface Serial Expansion card standard PCIe 1.0 Serial ports quantity 2 Serial interface type RS-232 Peripheral (Molex) power connectors (4-pin)1 Internal Y Product colour Green Ro HS compliance Y Certification CE, FCCChipset ASIX
- MCS9922CV-AABaud rate 460.8 Kbit/s FIFO (First In, First Out)128 BOperating temperature (T-T)-10
- 80 &176;CStorage temperature (T-T)-20
- 100 &176;COperating relative humidity (H-H)5
- 85% Windows operating systems supported Windows 10, Windows 10 Education, Windows 10 Education x 64, Windows 10 Enterprise, Windows 10 Enterprise x 64, Windows 10 Home, Windows 10 Home x 64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x 64, Windows 10 x 64, Windows 2000, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x 64, Windows 7 Home Basic, Windows 7 Home Basic x 64, Windows 7 Home Premium, Windows 7 Home Premium x 64, Windows 7 Professional, Windows 7 Professional x 64, Windows 7 Starter, Windows 7 Starter x 64, Windows 7 Ultimate, Windows 7 Ultimate x 64, Windows 7 x 64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x 64, Windows 8 Pro, Windows 8 Pro x 64, Windows 8 x 64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x 64, Windows 8.1 Pro, Windows 8.1 Pro x 64, Windows 8.1 x 64, Windows 95, Windows 98SE, Windows CE, Windows Vista, Windows Vista Business, Windows Vista Business x 64, Windows Vista Enterprise, Windows Vista Enterprise x 64, Windows Vista Home Basic, Windows Vista Home Basic x 64, Windows Vista Home Premium, Windows Vista Home Premium x 64, Windows Vista Ultimate, Windows Vista Ultimate x 64, Windows Vista x 64, Windows XP Home, Windows XP Home x 64, Windows XP Professional, Windows XP Professional x 64 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 Y Server operating systems supported Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016 Other operating systems supported DOS, Windows Embedded POSReady 2009, Windows Embedded Standard 2009, Windows XP Embedded Width 120 mm Depth 105 mm Height 20 mm Weight 63.5 g Drivers included Y Manual Y Package width 38 mm Package depth 213 mm Package height 138 mm Package weight 200 g