Categories

Best Multi Port Serial Card

StarTech.com 2-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Dual Serial DB9 Card - 16950 UART - Expansion Card - Windows & Linux (PEX2S953)

  • 2 PORT SERIAL CARD: Serial controller card w/16950 UART based on ASIX AX99100, allows 2x DB9 ports w/bi-directional RS232 speeds up to 921.6Kbps per port, available 256 byte FIFO buffer & 9th data bit | Upgraded version of our popular card PEX2S952.
  • OPTIONAL CONFIGURABLE POWER: PCI Express RS232 Serial Adapter Card provides choice of 12v, 5v, or none through pin 9 w/up to 2A total.
  • Each of the 2 ports are individually configurable.
  • STANDARD PROFILE & LOW PROFILE BRACKET: PCIe multiport serial card comes w/ a standard bracket pre-installed & 2x low profile brackets incl for versatile install.
  • VERSATILE APPLICATIONS: For standard profile desktop/servers with uses in point of sale terminals, PLCs, control/automation in factories, scientific sensors, medical equipment, scanners, oscilloscope.
  • THE IT PRO'S CHOICE: Designed and built for IT Professionals, this PCIe serial adapter card is backed for life, including free lifetime 24/5 multi-lingual technical assistance.
Check Stock

StarTech.com 2S1P PCI Serial Parallel Combo Card with 16550 UART - IEEE 1284 Card - Serial Parallel PCI - PCI Serial Adapter (PCI2S1P)

  • Add a parallel port and two RS-232 serial ports to your PC through a PCI expansion slot.
  • 2S1P PCI Serial Parallel Combo Card with 16550 UART.
  • PCI RS232 Serial Card plus Parallel Port.
  • 2x Serial and 1x Parallel Adapter Card / PCI Serial/Parallel Card Adapter / Serial RS232 Adapter Card with Parallel Port.
  • All three ports share only one IRQ which minimizes the system resources required to operate the card.
Check Stock

DTECH 2 Port PCI Serial Card PCI to COM Port DB9 RS232 Expansion Adapter for Desktop Computer PC Windows 10 8 7 XP Vista with 16C550 UART

  • 2-port PCI serial card turns a PCI expansion slot into 2 RS-232 DB9 serial port for your computer to connect multiple legacy serial devices.
  • Dual serial port card supports IRQ sharing and operates flawlessly with Windows 10, 8, 7, Vista, XP, 2000, ME, 98,etc.
  • PCI 2.1 specification, Standard 16C550 UART signal.
  • PCI card bracket with two RS232 serial interface uses WCH chip, data communication transfer rate up to 115.2 Kbps.
  • Full-height bracket design allows PCI to serial card to be installed in virtually any desktop computer case (standard profile computer chassis).
  • An ideal RS232 serial expansion card for fax modem, GSM modem, printer, barcode reader, cellular phone, PDA, POS machine, GPS, ISDN terminal adapter, satellite receiver, digital camera, radio system, etc. (If need driver installation guide , pls contact us directly via the order page.).
Check Stock

DTECH 2 Port PCI-E Serial Card RS232 PCI Express Adapter COM Port Expansion for Desktop Computer PC Windows 10 8 7 XP Vista Linux Mac with 16C550 UART

  • 2-port PCI express serial card turns a PCI-E expansion slot into 2 RS-232 DB9 serial port for your computer to connect multiple legacy serial devices.
  • Dual serial port card supports IRQ sharing and operates flawlessly with Windows 10, 8, 7, Vista, XP, 2000, ME, 98, Mac OS, Linux, etc.
  • PCI-E 1.0 a specification, Standard 16C550 UART signal.
  • PCI express combo card bracket with two RS232 serial interface uses WCH382 chip, high speed data communication transfer rate up to 250 Kbps.
  • Standard-height PCIe card bracket design allows the PCI to serial card to be installed in virtually any desktop computer case (full profile computer chassis).
  • An ideal serial expansion PCIe card adapter for fax modem, GSM modem, printer, barcode reader, cellular phone, PDA, POS machine, GPS, ISDN terminal adapter, satellite receiver, digital camera, hard drive, radio system, etc (If need driver installation guide , pls contact us directly via the order page.).
Check Stock

StarTech.com 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART - Low Profile Serial Card (PEX4S553), Green

  • Add 4 RS-232 serial ports to your standard or small form factor computer through a PCI Express Expansion Slot.
  • Native single-chip, single lane PCI Express chipset delivers true PCIe performance, up to 48% more efficient than bridge chip designs.
  • Standard and low profile/half-height brackets included to ensure fitment in any system.
  • Four high speed RS232 serial ports, with support for data transfer rates up to 128000bps.
  • 256-byte deep FIFO per transmitter and receiver.
  • Native single-Chip, single lane PCI Express.
  • Includes half-height/low profile mounting brackets.
  • Compliant with PCI Express Base Specification 1.1.
Check Stock

Creality 3D Printer Part Limit Switch with Separate Package CNC for RAMPS 1.4 RepRap 3D Printer CR-10 10S,S4,S5,Ender 3/Ender 3 Pro/Ender 3 V2/Ender 5 (Pack of 3)

  • 1.Upgrade the firmware by SD card. It is easy and convenient to operate.This display board has higher compatibility. Users can select two work modes,they are UART serial port screen mode and 12864 screen mode..
  • 2.Serial port screen mode supports two printing modes: SD card and U disk..
  • 3.Reserve WIFI port, and WIFI function is realized by external WIFI module.
  • 4.Reserve the extension port of filament breaking detection (FIL-DET).
  • Reserve the extension port of automatic shutdown after printing (PS-ON).
  • 5.2 sets of UART serial port extension ports are reserved for DIY use..
Check Stock

SIIG Serial PCIe Card RS232 (Serial Port x2)

  • The 16C650 UART serial port with data transfer rate up to 250Kbps..
  • The card is compatible with IEEE 1284 -1994 parallel port standard for SPP/Byte/ECP Mode.
  • It works as standard RS-232 port or with 5V or 12V power output for devices that require power (such as handheld scanners, table scanners, POS displays, etc.), power output configurable via jumpers.
  • The PCIe serial card can decrease the loading on CPU activity which helps ensure optimal system performance and keep errors from happening..
  • The card is with dual-profile design which fits full height and low-profile system chassis with the included spare low-profile brackets.
Check Stock

CERRXIAN 4 Port PCI-E RS232 Serial Adapter Card, PCI-E Serial Expansion Card, RS232 PCI Express x1 Serial DB9 COM Expansion Card for PC

  • GOOD CHOICE - Most new computers don't have a serial port, and most serial port cards have a lot of issues, but if you're looking for a serial port to communicate with older devices, the card works well.This is the best solution for you add 4 RS232 (DB9) serial ports, using a single PCI Express expansion slot..
  • INDEPENDENT POWER CHIPEST - Built-in AX99100 CHIPEST,No external power supply provides RS-232 serial port or 5v 12v DC power output through the COM of the first needle or the needle 9.Stable performance, strong compatibility, high - speed storage..
  • 4 RS232 PORT - 4 standard external RS-232 DB9 serial ports.All serial ports support slow IrDA mode and speeds up to 115200bps,compatible with 2 UART and 4 UART..
  • PCI EXPRESS X1 - Compliant with PCI Express 2.0 gen1, compatible with PCIE x1, x2, x4, x8, x16 slots..
  • BROAD COMPATIBILITY - Compatible operating system :Windows XP/ 2003 Server/ Vista/ WIN7/ WIN8.x / WIN10 / Linux Kernel 2.6 15 and later/ Android 1.x/ 2.x/ 3.x/ 4.x/ 5.x.Perfect for connecting serial modems, POS devices, PDAs, digital cameras, printers, ISDN terminal adapters and more to your system..
Check Stock

SIIG Serial PCIe Card RS232 (Serial Port x1 & Parallel Port x1)

  • The 16C650 UART serial port with data transfer rate up to 250Kbps..
  • The card is compatible with IEEE 1284 -1994 parallel port standard for SPP/Byte/ECP Mode.
  • It works as standard RS-232 port or with 5V or 12V power output for devices that require power (such as handheld scanners, table scanners, POS displays, etc.), power output configurable via jumpers.
  • The PCIe serial card can decrease the loading on CPU activity which helps ensure optimal system performance and keep errors from happening..
  • The card is with dual-profile design which fits full height and low-profile system chassis with the included spare low-profile brackets.
Check Stock

BIGTREETECH TFT35 V3.0 Graphic Smart Display Controller Board for 3D Printer Ramps 1.4 RepRap 3D Printer Can Select Two Work Modes

  • 1.Upgrade the firmware by SD card. It is easy and convenient to operate.This display board has higher compatibility. Users can select two work....
  • 2.Serial port screen mode supports two printing modes: SD card and U disk..
  • 3.Reserve WIFI port, and WIFI function is realized by external WIFI module.
  • 4.Reserve the extension port of filament breaking detection (FIL-DET).
  • Reserve the extension port of automatic shutdown after printing (PS-ON).
  • 5.2 sets of UART serial port extension ports are reserved for DIY use..
Check Stock

StarTech.com 2S1P Native PCI Express Parallel Serial Combo Card with 16550 UART - PCIe 2x Serial 1x Parallel RS232 Adapter Card (PEX2S5531P)

  • Add 1 parallel port and 2 RS-232 serial ports to your standard or low-profile computer through a PCI Express expansion slot.
Check Stock

USRobotics USR325686E 56K Serial Port Fax Modem

  • USR-G781 is Industrial Serial RS232 RS485 to 4G LTE Modem with Ethernet /LAN Port and Sim Card Slot.
  • ARM High Performance Processor, Support 4 Socket Independent Connection.
  • Heartbeat Packet: can be sent to Serial or Network Periodic. To Ensure Connection is Reliable, put an end to Dead Link.
  • Identity /Registration Packet: Identified Header can be Added to Packets to Check Connection Status.
  • Serial port protection: Reverse Connection Projection, ESD Anti-Surge, Anti-static, Surge Protection.
Check Stock

StarTech.com 2-Port PCI RS232 Serial Adapter Card - PCI Serial Port Expansion Controller Card - PCI to Dual Serial DB9 Card - Standard (Installed) & Low Profile Brackets - Windows/Linux (PCI2S5502)

  • 2 PORT PCI RS232 SERIAL ADAPTER CARD: Controller card w/ 16C550 UART based on ASIX MCS9865, 2x DB9 ports w/bi-directional RS232 speeds up to 115.2Kbps/port, 256 byte FIFO buffer & 9th data bit | Upgraded version of our popular cards PCI2S550_LP & PCI2S550.
  • TECH SPECS: Speeds up to 115.2Kbps | 16C550 UART | 256 byte FIFO buffer | 5,6,7,8 and 9 bit character | Even, Odd, No, Space or Mark Parity | Auto IRQ & IO assignment | Supports IRQ Sharing | ASIX MCS9865 Chip.
  • VERSATILE APPLICATIONS: Dual Serial Port PCI Card for PCI desktops/servers used in point of sale terminals, PLCs, CNC Machines, control/automation in factories, scientific sensors, medical equipment, scanners, oscilloscope.
  • STANDARD PROFILE & LOW PROFILE BRACKET: PCI multiport serial COM card installs using 1x standard bracket (pre-installed) or 2x low profile brackets (incl).
  • Supports Windows 7 and up, Linux 2.6.x to 5.x.
Check Stock