3Com 3CNJPSE24 Информационный лист
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Key Benefits
Distribute data
and power across
the network using
your existing
LAN cabling
DATA SHEET
3Com
Power over Ethernet Multiport
®
Midspan Solution
Power over Ethernet
Powers up to 24 data connections for
network jacks, wireless LAN access
points, IP phones, and other Power
over Ethernet-compatible networked
devices—over your existing network
infrastructure.
Cost Savings
Centrally distributed power helps
lower operating costs and eliminates a
clutter of local power hardware,
cords, and battery backups.
Easy Installation
No new wiring for power required.
Midspan solution introduces power to
connections coming from the switch,
preserving investments in existing
data equipment and Ethernet wiring.
Reliable Power
Combining an uninterruptible power
supply (UPS) and midspan solution in
the wiring closet helps ensure contin-
uous availability of IP phones and
wireless LAN access points during
power failures.
The 3Com Power over Ethernet
Multiport Midspan Solution powers
network jacks, NBX telephones, Wi-Fi
access points, and other Power over
Ethernet-compatible devices using
standard Ethernet cabling. Installing
this 24-port midspan power source in
a secure wiring closet or other cen-
tralized location gives administrators
easy access and manageability, along
with the assurance of reliable and
available network power.
Scalable Solution
24-port solution powers a variety of
Ethernet infrastructures and devices.
Multiple power sources can be config-
ured to support additional devices.
IEEE P802.3af compliant
Fully compliant with the IEEE
P802.3af draft specification, to help
ensure interoperability with a wide
range of Ethernet technologies and
hardware.
Safe Power Source
Resistive power discovery automati-
cally detects power-compatible devices.
Power is witheld from legacy, nonstan-
dard, and unpowered devices—for
maximum flexibility and safety.
Backwards Compatible
3Com
®
NBX
®
Phone Power Module
enables a 3Com NBX phone to receive
Power over Ethernet from any
P802.3af-compliant power source,
including 3Com Network Jacks.