Multiple Serial Interfaces, Edge Computing, rugged
high-speed WAN / LTE DCU

With 4 / 8 RS232 ports, LAN, WAN, LTE, and inbuilt Metering and Industrial protocols, the XE-33 DCU series is perfectly suitable for applications like Sub-Station multiple high-speed real-time meter reading and Sub Station Monitoring IED equipment monitoring and control.

Packed with a powerful dual-core CPU, aided by intelligent programmable Linux based embedded software, host of Industrial protocols natively supported namely DLMS-COSEM, IEC 60870-5-101, 60870-5-104, Modbus, and seamless integration with DNET, the XE-33 DCU series is a perfect choice to feed data for critical applications like Load Forecasting and Decision Support Systems.

Device Specifications

Hardware Interfaces for XE-33#1C

2 X 1Gbps Ethernet LAN Ports
1 X 1Gbps Ethernet WAN Port
4/8 X Full RS232 or 2 X RS232 + 1 X RS485
1 X CAT 4 LTE Cellular (Optional)
1 X Mini SIM
PD PoE over WAN interface
GNSS (optional)

Hardware Details

CPU- 880MHz Dual Core
Flash – 16MB, SD Card
RAM – 256MB


LTE FDD: B1/B3/B5/B7/B8/B20
LTE TDD: B38/B40/B41
GSM: B3/B8

Cellular Data Rates

LTE FDD: Max 150Mbps (DL)/Max 50Mbps (UL)
LTE TDD: Max 130Mbps (DL)/Max 30Mbps (UL)


DC-HSDPA: Max 42Mbps (DL)
HSUPA: Max 5.76Mbps (UL)
WCDMA: Max 384Kbps (DL)/Max 384Kbps (UL)


EDGE: Max 296Kbps (DL)/Max 236.8Kbps (UL)
GPRS: Max 107Kbps (DL)/Max 85.6Kbps (UL)


Power LED
Boot complete LED
Signal Strength
Device Network Registration
Cellular Data Activity
LAN / WAN Data activity


11-28 VDC or 240 VAC
Max Power consumption in dual LTE Mode 24W

Operating Temperature

-40 to +70 degree Celsius

Routing Features

DHCP Server, DHCP Client, Static Routes, Traffic Routing, Port Forwarding, Dynamic DNS, NAT

Performance Redundancy

Triple redundancy with 1 x Fast ethernet WAN and 1 x Cat 4 LTE WAN
Simultaneous operation for all WANs and load balancing or failover between WANs
Data Connectivity Watchdog and Hardware Watchdog

Security and Tunnelling

PPTP client
L2TP client
IPSec with IKEV1, IKEV2, Selectable encryption schemes, Selectable Hash Algorithms and Dead Peer Detection
OpenVPN Client, Open VPN Pas through
Zone Based Firewall
Stateful packet inspection and Sync Flood Protection
Sim Pin
Source / Destination IP address binding


Web based local and remote configuration
SNMP V1, V2, V3
Integrated XNET support

Industrial Protocol support

Modbus Master
IEC 101 Master
IEC 104 Master
Modbus to IEC 104 Convertor
IEC 101 to IEC 104 Convertor
DLMS Master
OPC- UA (Planned)

Connectivity Protocols


Programming Capabilities

Linux Operating System
Development APIs
Python Scripting
Shell Scripting