Add 4 RS232 serial ports to any PC using a single PCI Express expansion slot\n\n The PEX4S553B 4-Port PCI Express Serial Card (with breakout cable) lets you add 4 RS232 serial ports using a single PCIe expansion slot, with an included 1-to-4 cable enabling you to add 4 serial ports to a single low profile slot.\n\n The serial card features a native single-chip design that provides optimum reliability & speed, reducing the CPU load by up to 48% over conventional bridge-chip serial cards
- a cost-effective solution for connecting legacy serial devices to PCIe-enabled computers.\n\n The multi-port serial adapter
Includes:: both full profile & low profile/half-height brackets for compatibility with standard & small form factor computers, & is compatible with a broad range of operating systems, including Windows, Linux, & MAC OS.\n\n This product is a replacement for our PEX4S552B card.\n\n Backed by a Star Tech.com lifetime warranty & free lifetime technical support.\n\n The Star Tech.com Advantage\n\n- Lower CPU load of native single-chip, single lane PCI Express design ensures optimal system performance (up to 48% less CPU load)\n-
Includes:: both standard & low profile/half-height brackets, which makes this the perfect card for any application, including small form factor embedded applications\n- Breakout cable design means that only one expansion slot is needed, to add 4 additional serial ports to any system Feature Feature Value Host interface PCIe Serial ports quantity 4 Chipset Mos Chip MCS9901 Operating temperature (T-T)0
- 70 &176;CStorage temperature (T-T)-40
- 85 &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 2000 Professional, 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 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, 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 10.3 Panther, 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 20 mm Depth 70 mm Height 62 mm Weight 226.24 g Package width 142 mm Package depth 175 mm Package height 40 mm Data transfer rate 0.25 Mbit/s Ports quantity 4 Connectivity technology Wired Mac compatibility Y Compatible operating systems DOS, Windows 95/ 98SE/ 2000/ XP (32/64bit)/ Server 2003 (32/64bit)/ Vista (32/64bit)/ 7 (32/64bit)/ Server 2008 R2, Linux, Mac OS 10.4.x, Windows XP Embedded/ POS Ready 2009/ Embedded System 2009 OS/ CE 5.0/ CE 6.0