Product details:

Ruggedized Gigabit 
Ethernet Layer 2/3 Managed PoE Switch
2x 1G WAN
24x LAN 10/100/1000Base-T, PoE

The OPTOKON^® LMSW-E33 ruggedized switch based on Cisco^® IE industry technology extends switching capabilities to mobile and embedded networks that operate in extreme environments. The flexible, compact form factor of the switch, powered by Cisco IOS^® Software, provides highly secure data, voice, and video communications to stationary and mobile network nodes, making it ideal for use in harsh environmental conditions.

The switch supports a variety of management functions, including Web UI, MIB, SmartPort, SNMP, syslog, DHCP server, SPAN session 
The switch is able to fit all the common 24 V DC power systems. The switch operates in wide operating temperature range -40 to +70 °C. The switch can operate as standalone device or in addition the 19” brackets allow switch installation into 19” rack. 

Features:

• Robust compact design resistant to harsh environmental conditions and rough handling.
  Cisco IOS Software:
        - Network Essentials L2 functionality.
        - Network Advantage L3 functionality.
• MRJ (RJ-45) copper connectors.
• WAN – 2x 1G.
• LAN – 24x 10Base/100Base/1000Base-T(X).
• PoE on all 24 ports available.
• PoE budget 360 W.
• RS-232 console.
• 20 – 40 V DC power supply.