ID-EMP2-X403
Module Type: mPCIe to Four RS232 Module, Function: Serial

- PCI-Express specification Rev. 2.0 compliant
- 4800 to 921.6Kbps serial data rate. 16550 compatible. 256-byte FIFOs
- Industrial temperature (-40ºC to 85ºC) operation
- Flexible design with DB-9 connectors and cable
- ESD up to 15KV (Electrostatic Discharge) protection circuit to prevent system damage
- Supports CTS / RTS hardware flow control
- 30μ” golden finger, 3 years warranty
Model Name | EMP2-X403 |
Module Type | mPCIe to Four RS232 Module |
Form Factor | mPCIe |
Function | Serial |
Input I/F | PCI Express 2.0 x1 |
Output I/F | RS-232 |
Output Port | 4 |
Output Connector | DB-9 |
Max. Power Consumption | 0.45W (3.3V x 135mA) |
Dimension (W x L x H/mm) | 30 x 50.9 x 6.7 |
Temperature | Operation : W/T -40°C ~ 85°C (Ta) Storage : -55°C ~ 95°C (Ta) |
Vibration | 5G@[7~2000Hz] |
Shock | 50G@0.5ms |
OS Support | Windows : XP (32 bit), 7 (32 / 64 bit), 8 / 8.1 (32 / 64 bit), 10, and above version, WES7, CE7.0 Linux : Kernel 2.6.x and above |
BORN FOR SUPERIOR PERFORMANCE
The EMP2-X403 is PCI-Express Rev. 2.0 compliant, supporting serial data rates from 4800 to 921.6Kbps with 16550 compatibility and 256-byte FIFOs. It operates in industrial temperatures from -40°C to 85°C, featuring flexible DB-9 connectors, 15kV ESD protection, and CTS / RTS hardware flow control. The module comes with a 30μ" golden finger and a 3-year warranty.
Ordering Information
P/N | Description |
EMP2-X403-W1 | mPCIe to Four RS232 Module / Wide Temperature |
ROBUST AND FLEXIBLE SERIAL SERIES CORE ADVANTAGES

Superior Isolation Protection
2.5 kV HiPOT isolation delivers robust protection for reliable data transmission in challenging environments

Software-Configurable Protocols
Easily switch between RS-232/422/485 modes through software without hardware modification

Versatile Form Factor Options
Multiple port configurations and form factors to ensure maximum flexibility for diverse application requirements

Enhanced ESD Protection
Exceptional electrostatic discharge protection with 15 kV air discharge and 8 kV contact discharge capabilities
Serial communication remains a vital method for reliable data exchange in industrial and embedded systems. Serial expansion cards provide robust connectivity, offering options for 2, 4, or 8 ports per card and supporting RS-232, RS-422, and RS-485 protocols via PCIe or USB interfaces.
Model Name | Form Factor | No. of Output Ports | RS-232 | RS-422/RS-485 | RS-232/RS-422/RS-485 | Isolation Voltage (2.5 kV) |
EGP2-X403 | M.2 2242 | 4 | Yes | |||
EGP2-X401 | M.2 2242 | 4 | Yes | |||
EGP2-X4S1 | M.2 2280 | 4 | Yes | Yes | ||
EMP2-X2S1 | mPCIe | 2 | Yes | Yes | ||
EMP2-X403 | mPCIe | 4 | Yes | |||
EMP2-X402 | mPCIe | 4 | Yes | |||
EMP2-X4S2 | mPCIe | 4 | Yes | Yes | ||
EMP2-X404 | mPCIe | 4 | Yes | |||
EMP2-X801 | mPCIe | 8 | Yes |