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1 Introduction
The DN-651139, DN-651145 Industrial network switch provide 8 x 10/
100/ 1000Mbps RJ45 ports and 4 Gigabit Combo ports. The RJ45 ports
from 1-8 support PoE power supply with a maximum of 30W for each
port. DN-651139, DN-651145 offers excellent security policy, QoS policy,
and rich VLAN function. Additionally, it has a ring network function that
allows you to set up a ring network. With this feature, the switches
form a ring network topology manually. The ring network is redundant,
highly reliable, and won't affect data forwarding in case a link is broken.
The device is designed with a no-fan, low power consumption design,
making it easy to use, compact, and beautiful. It is also simple to install.
The product meets Ethernet standards, has lightning protection, static
protection mechanisms, and operates in a temperature range of -40°C
to 75°C. This guarantees stable performance, safety, and reliability. V1
can be widely used in various broadband data transmission fields such
as intelligent transportation, telecommunications, security, financial
securities, and customs, among others.
2 Features
2.1 Product Overview
8-Port Gigabit + 4G Combo Is a ring-network industrial-grade Managed
PoE Switch independently developed by our company, providing
8*10/100/1000Mbps adaptive RJ45 ports and 4*1000Mbps Combo
ports. Each RJ45 port supports MDI/MDIX automatic rollover and wire-
speed forwarding. Ports 1-8 support PoE power supply. PoE ports
automatically detect PD devices and supply power to PD devices that
comply with IEEE 802.3af/at standards. Each port can provide up to
30W power.
The device offers perfect security policies, QoS policies and extensive
VLAN functions as well as a ring network function. A ring network can
be set up, the switches form a ring network topology by hand. Its
redundancy, high reliability and other functions can be set in the ring
network. When a connection is broken, data forwarding in the
network is not affected.
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