10 Best Serial Port Cards In The Us - Black Friday 2024
Best Choice1
StarTech.comStarTech.com 4 Port PCI Express RS232 Serial Adapter Card - Single-Lane PCI Express - Breakout Cable - RS232 Extension - PCIe Serial Card (PEX4S553B)
Main highlights- Supports hardware and software flow control
- Single-Lane (x1) PCI-Express with throughput up to 2.5Gbps
- On chip 256-byte depth FIFO in transmit/receive path of each port
- Native single chip design
- Includes a full profile and low profile/half-height bracket
9.8Exceptional
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Value for Money2
StarTech.comStarTech.com 2-Port PCI Express Serial Interface Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, Low/Full Profile Brackets, COM Retention, for Windows/Linux, TAA (21050-PC-SERIAL-LP)
Main highlights- PCIE TO SERIAL: Connect serial RS232 (DB9) devices to a computer with this low profile PC serial card; Features support for high performance 16C1050 UART on both DB9 male ports; Monitor activity with the built-in LED status lights on the PCI express DB9 card
- DUAL SERIAL PORT CARD SPECS: 16C1050 UART, Max Baud 921.6 Kbps per Port, 256 Byte FIFO, COM Retention, Supports Windows/Linux, ASIX AX99100 Chipset, Odd/Even/Mark/Space/None Parity Modes, 5/6/7/8/9 Data Bits, PCIe 2.0 x1, Low-Profile Brackets Installed
- DEVICE COMPATIBILITY: Use this serial interface card to connect barcode readers/scanners, receipt printers, scales, PLCs, medical devices, etc; The UART PCIe card supplies 5V or 12V power over pin 9; Full-profile bracket included
- APPLICATIONS: This card is ideal for IT applications such as server rooms, industrial control/automation, logistics, and laboratories; Continue using legacy hardware with this RS232 PCIe card; DB9 ports accept screw locking serial cables
9.7Exceptional
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3
LinksTekLinksTek 2-Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE RS232 Card, PCIE Serial DB9 Port Card (PCIE-SE2)
Main highlights- 6. ATTENTION: 1. Must make sure users PCs have empty PCIE slot.2. Slim PC users need change to low profile bracket by hand. 3.Please install correct driver from Mini-CD for desktop PCs.
- 5. The full-size bracket on this expansion card will works on standard size PCs. The 2X low profile bracket for slim PCs. Based on PCIE X1 interface, will works on X1, X4, X8, X16 slot.
- 4. Selected by ASIX AX99100 solution supports on chip 256-byte depth FIFO in transmit. Works on Intel, AMD, ARM hardware platform.
- 3. Need to install driver on Windows XP, Vista, 7, 8.x, 10, 11 (32/64bit) systems. Linux kernel 2.6.x, 3.x, 4.x, 5.x need to refer compile source code from the driver CD.
- 2. Seamless connect to serial DB9 ports device such as POS system, industrial testing and control device, security system, logistic management equipment, scanners and printers.
- 1. PCIE-SE2 allow users add 2X RS232 BD9 serial Ports on desktop PCs or industrial devices by motherboard PCI Express slot.
9.5Excellent
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4
StarTech.com32% OffStarTech.com 1-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Serial DB9 - 16550 UART - Low Profile Expansion Card - Windows & Linux (PEX1S553LP)
Main highlights- VERSATILE APPLICATIONS: For low/standard profile desktop/servers w/ uses in point of sale terminals, PLCs, control/automation in factories, scientific sensors, medical equipment, scanner, oscilloscope
- STANDARD PROFILE & LOW PROFILE BRACKET: PCIe serial card comes w/ a low profile bracket pre-installed & 1x full profile bracket is incl for versatile install; Supports Windows & Linux
- OPTIONAL CONFIGURABLE POWER: PCI Express RS232 serial adapter card provides choice of 12v, 5v, or none through pin 9
- 1 PORT SERIAL CARD: Serial controller card w/ 16550 UART based on ASIX MCS9922CV-AA, allows 1x DB9 port w/bi-directional RS232 speeds up to 460.8Kbps per port, available 256 byte FIFO buffer; Upgraded version of our popular card PEX1S552LP
9.4Excellent
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5
StarTech.com35% OffStarTech.com 2-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Dual Serial DB9 Card - 16550 UART - Expansion Card - Windows & Linux (PEX2S553)
Main highlights- 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
- STANDARD PROFILE & LOW PROFILE BRACKET: PCIe multiport serial card comes w/ a standard bracket pre-installed & 2x low profile brackets incl for versatile install; supports Windows & Linux
- OPTIONAL CONFIGURABLE POWER: PCI Express RS232 Serial Adapter Card provides choice of 12v, 5v, or none through pin 9. Each of the 2 ports are individually configurable
- 2 PORT SERIAL CARD: Serial controller card w/16550 UART based on ASIX MCS9922CV-AA, allows 2x DB9 ports w/bi-directional RS232 speeds up to 460.8Kbps per port, available 256 byte FIFO buffer | Upgraded version of our popular card PEX2S952
9.3Excellent
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6
XRIKUIXRIKUI Dual Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE 2X DB9 Card
Main highlights- Wide Compatibility: Requires driver installation for Windows XP, Vista, 7, 8.x, 10, 11 (32/64-bit) systems. For Linux kernels 2.6.x, 3.x, 4.x, 5.x, source code on the driver CD can be compiled.
- Versatile Bracket Design: Comes with a full-size bracket for standard PCs and a low-profile bracket for 2U computers. Compatible with PCIe x1 slots and also fits x4, x8, x16 slots.
- Important Notes:Ensure your computer has an available PCIe slot,for 2U computers, manually replace with the low-profile bracket,for desktop computers, install the correct driver from the Mini-CD.
- Dual Serial Ports: Provides two independent RS232 serial ports, enabling connections with multiple serial DB9 port (RS232 communication) devices, significantly expanding your system's connectivity.
- Advanced Chip Solution: Utilizes the ASIX AX99100 solution supporting 256-byte depth FIFO transfer on-chip, suitable for Intel, AMD, and ARM hardware platforms.
9.0Excellent
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7
SybaSingle Port PCI Express x1 RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller to Single Serial DB9 Port
Main highlights- Transfer data rates up to 250Kbps on each port. Supports hardware and software flow control. Supports 5, 6, 7, 8-bit Serial format
- Single-lane (x1) PCI-Express with throughput up to 2. 5Gbps
- MCS9922 Chipset
- Fully compliant with PCI-Express base Specification Revision 1. 0a
- Form Factor: Low profile
- Compatible with Industrial Standard 16C550 UART. On Chip 256-byte Depth FIFO in Transmit.
8.9Very Good
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8
StarTech.com29% OffStarTech.com PCIe Card with Serial and Parallel Port - PCI Express Combo Adapter Card with 1x DB25 Parallel Port & 1x RS232 Serial Port - Expansion/Controller Card - PCIe Printer Card (PEX1S1P950)
Main highlights- WIDE COMPATABILITY: PCI Express RS232 serial/parallel adapter card is compliant with PCI-E Base Spec. Rev. 2 & PCI Power Mgmt 1.2; Windows (7 and up) Windows Server (2003 and up) and Linux (2.6.X and up); Auto IRQ & IO assignment; Supports IRQ Sharing
- VERSATILE APPLICATIONS: PCIe expansion combo card adds LPT Printer & COM serial ports working with printers, scanners, plotters, point of sale terminals, PLCs, control/automation in factories, scientific sensors, medical equipment, oscilloscope
- TECH SPECS: Parallel Speeds up to 2.5Mbps | Supports SPP/Byte/ECP modes | Compatible with IEEE 1284 | Asix AX99100 chip | RS232 speeds up to 921.6Kbps | 16C950 UART | 256 byte FIFO buffer
- PCIe CARD WITH SERIAL & PARALLEL PORT: Using a x1 PCIe 2.0 slot, add a DB25 parallel & a DB9 RS232 port to your computer; Card installs in full/standard profile PCIe slot; Latest version of our popular PEX1S1P952
8.7Very Good
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9
StarTech.com27% OffStarTech.com 2-Port PCI Express Serial Card with 16C1050 UART - RS232 Low Profile Serial Card - PCI Serial Card, TAA (PEX2S1050)
Main highlights- SIMPLE INSTALLATION: The PCI dual serial adapter features IRQ sharing and supports plug-and-play connection. It has a standard-profile bracket installed, and an optional low-profile bracket.
- MEETS INDUSTRY STANDARDS: The 2-port PCI express serial card is compliant with PCI Express 1.0a specification, and it's compatible with 1x, 2x, 4x, 8x and 16x PCI Express slots.
- MAXIMUM COMPATIBILITY: The dual port DB9 to PCIe adapter is ideal for system upgrades in a wide range of applications including manufacturing equipment, POS equipment, and security devices.
- HIGH-PERFORMANCE COMMUNICATION: The low-profile serial card delivers high-performance serial communication, with support for data transfer rates of up to 460Kbps.
8.5Good
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10
StarTech.com48% OffStarTech.com 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART - Low Profile Serial Card (PEX4S553), Green
Main highlights- Standard and low profile/half-height brackets included to ensure fitment in any system
- Native single-chip, single lane PCI Express chipset delivers true PCIe performance, up to 48% more efficient than bridge chip designs
- Native single-Chip, single lane PCI Express
- Includes half-height/low profile mounting brackets
- Four high speed RS232 serial ports, with support for data transfer rates up to 128000bps
- Compliant with PCI Express Base Specification 1.1
- Built-in 16C450/550 compatible UART
- Add 4 RS-232 serial ports to your standard or small form factor computer through a PCI Express Expansion Slot
- 4 Port Serial Adapter
- 4 Port RS232 Card
- 4 Port PCIe Serial Card
- 4 Port PCI Express Serial Card
- 256-byte deep FIFO per transmitter and receiver
8.4Good
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