{"product_id":"startech-com-4-port-native-pci-express-rs232-serial-adapter-card-with-16550-uart-dual-profile-plug-in-card-16550-16c450-uart-pci-express-x1-pc-4-x-number-of-serial-ports-external-1","title":"StarTech.com 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART - Dual-profile Plug-in Card - 16550, 16C450 UART - PCI Express x1 - PC - 4 x Number of Serial Ports External - 1","description":"\u003cp\u003eThe PEX4S553 4-Port Native PCI Express RS232 Serial Adapter Card with 16550 UART lets you add 4 RS232 (DB9) serial ports, using a single PCI Express expansion slot. Based on a native single-chip design, this 4-port serial adapter card allows you to 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 RS232 Serial Adapter Card includes 4 half-height\/low-profile brackets, allowing the card to be installed into almost any PC case, regardless of form factor. Backed by a StarTech.com Lifetime warranty and free lifetime technical support. More from the Manufacturer\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFour high speed RS232 serial ports, with support for data transfer rates up to 128000bps\u003c\/li\u003e\n\u003cli\u003e256-byte deep FIFO per transmitter and receiver\u003c\/li\u003e\n\u003cli\u003eNative single-Chip, single lane PCI Express\u003c\/li\u003e\n\u003cli\u003eIncludes half-height\/low profile mounting brackets\u003c\/li\u003e\n\u003cli\u003eBuilt-in 16C450\/550 compatible UART\u003c\/li\u003e\n\u003cli\u003eCompliant with PCI Express Base Specification 1.1\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"StarTech.com","offers":[{"title":"Default Title","offer_id":47930044153940,"sku":"STCPEX4S553","price":144.7,"currency_code":"USD","in_stock":false}],"url":"https:\/\/axiscoreonline.com\/products\/startech-com-4-port-native-pci-express-rs232-serial-adapter-card-with-16550-uart-dual-profile-plug-in-card-16550-16c450-uart-pci-express-x1-pc-4-x-number-of-serial-ports-external-1","provider":"axiscoreonline","version":"1.0","type":"link"}