MAP/950 2 RS422 / RS485 Serial Port I/O Card for PCI Express (PCIe) (Model #LF686KB)

Looking for a PCI Express RS422 / RS485 2S Multiport card ?

Add 2S ports to your PCIe computer in seconds !

Compatible with 1x, 4x, 8x, 16x lane PCI Express slots


PCI Express 2S Multiport adapter to support

x1, x4, x8, x16 PCIe Lane bus slots with RS422/RS485 interface




2 (Dual) Serial Port RS422 / RS485 I/O Port Card

for your x1, x4, x8, x16 lane PCI Express expansion slot

Compatible with all PCI Express motherboards


Introducing the industry's most advanced add-on 2 serial (16950) adapter for PCI Express. This cutting edge design permits a quick installation of 2 of RS422/RS485 serial to any brand of computer system. This single slot, standard height adapter is provided with support for Microsoft Windows 9x, ME, 2000, XP, XP64, NT4, 2003-32 bit, 2003-64 bit, Windows 7, 8.x, 10 and Linux (32/64 bit). Furthermore, Linux users will welcome the ease of installation of this advanced card by not having to recompile kernels, without embedding add-on device drivers, without inserting add-on modules for RS422 interface. The Axxon LF686KB card is Plug & Play supported by all current Linux kernels. Count on Axxon to provide unrivalled no-charge toll-free (US/Canada) technical support by Design Engineers. Find out today why we are the #1 choice of international OEMs for PCI, PCI-X and now PCI Express designs.We welcome requests from volume integrators world-wide.


Order Part #LF686KB

Part # LF686KB is RoHS & Pb-free compliant

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$10 (US) for UPS Ground (US/Canada)

$25 (US) for Priority Courier Shipping (US/Canada) / International Customers (Contact us)

  Compatible with all brands / models of computer systems with PCI Express (PCIe) expansion slots
  Use in x1, x4, x8, x16 lane bus bus slots
  Standard Height Mounting bracket included
  5 Year product replacement warranty. No charge unlimited technical support from Design Engineers.
Dual (2) High Speed 16C950 Serial Port for PCIe / PCI Express expansion slots
Bus design compatible with x1, x4, x8, x16 lane expansion slots
Standard height mounting
Slew rate controlled transceivers
Interface lines with TX+,TX-, RX+, RX-, CTS+, CTS-, RTS+, RTS-
16C950 UART ( 8x buffer than 16550)
128 Byte Transmit / Receive Buffers
Onboard switch selectable 120 ohm termination network

10 Megabaud RS422/485 Transceivers

Plug & Play Compatible

Software Selectable NON-VOLATILE Clock Divisors

RS422/485 Electrical Interface
25 kv ESD Surge Serial Port Protection
Short-Circuit / Thermal and current protected RS422 / RS485 transceivers
Each port is individually configurable to RS422 / RS485

Device Driver support for:

Windows 7, 8.x, 10

Win 95 / 98

Win ME

Win XP / XP Pro

Win NT / NT Server

Win 2000 / 2000 & 2003 Server / 2003 Server

Embedded XP / WinXP64

Plug & Play in Linux


Designed and Assembled in Canada

Onboard 2 of DB9 Male connectors

Call us at 1-800-361-1913 for details!

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Toll-Free Technical Support Hotline (North America)
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Product Installation Guide

Linux Installation Documentation

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