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Diamond Point International

Innodisk EMP2-X403 - Mini PCI Express Quad Port Serial Card

Adds Four RS-232 Interfaces via Mini PCIe Socket


The EMP2-X403 is a rugged, low cost 4-port high speed PCIe MiniCard module that is ideal for serial I/O expansion in embedded and OEM applications.

It offers four standard RS-232 serial ports in the PCIe MiniCard full size form factor with an extended operating temperature of up to -40°C to +85°C. Data rates on every port are up to 1Mbps.



Interface4x RS-232 serial ports
16550 compatible. 256-byte FIFOs
Flexible design with dual DB-9 cables
Supports CTS/RTS hardware flow control
Data RatesUp to 1 Mbps serial data rate.
Address/IRQPlug and play
OtherESD protection: ESD up to 15KV(Electrostatic Discharge) protection circuit to prevent system damage


ExpansionPCIe MiniCard full size format
PCIe 2.0 compliant
Electrical0.45W (3.3V x 135mA)
Mechanical30 mm x 50.9 mm x 6.7 mm
Conformal CoatingOn request
SoftwareDriver supports Win 7 (32 & 64 bit), Win 8/8.1(32 & 64 bit)
Linux Kernel 3.11 (Linux source for modification on request)
TemperatureTemperature range (operation): -40 to +85°C
Temperature range (storage): -55 to +95°C
Vibration5G @7~2000Hz
Shock50G @ 0.5ms
Warranty3 Years

Ordering Details

mPCIe to quad RS-232 Module, -40 to 85°C operation

Supplied with two cables (cable has two DB9 connectors)