3Com 3CNJ220-BLK - 100Mbps Ethernet Switch Datenblatt - Seite 6
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I N T E L L I J A C K
®
Specifications
Ordering Information
S W I T C H FA M I LY D ATA S H E E T, INTERNATIONAL-S TA N D A R D M O D E L S
™
Connectors
Switch connectivity
4 auto-negotiating 10BASE-
T/100BASE-TX ports configured
as Auto MDI/MDIX
Uplink connection
NJ105, NJ225: One 10/100BASE-
TX
NJ225 FX-SC: One 100BASE-FX,
SC connector
NJ225 FX-TC: One 100BASE-FX,
ST connector
Optional pass-through
One pass-through RJ-45 port
(NJ105 and NJ225 only)
Power Options
Power over Ethernet: Supported
by any 802.3af-compliant source
and most 24 VDC and 48 VDC
inline sources
(not applicable for
NJ225 FX models)
Power forwarding: Receiving
device must be 802.3af-compliant
or selected phones with power-
conversion module
(3CNJVOIPMOD-NBX,
3CNJVOIP-CPOD)
Local AC power: 3Com Network
Jack AC Power Supply (3CNJPSL)
is required for LANs that do not
have Power over Ethernet capa-
bilities
NJ225 FX models only: Integrated
power supply can accept 100~240
VAC (as supplied by selected
raceways); local AC power
(3CNJPSL)
may also be used
*
Available with NJ225 and NJ225 FX models only
3Com IntelliJack Switch NJ105
unmanaged 4-port switch
3Com IntelliJack Switch NJ105
managed 4-port switch, 20-pack
3Com IntelliJack Switch NJ225
managed 4-port switch
3Com IntelliJack Switch NJ225 FX-SC
managed 4-port switch, SC fiber uplink
3Com IntelliJack Switch NJ225 FX-ST
managed 4-port switch, ST fiber uplink
Accessories
3Com IntelliJack Switch Int'l Model
Extension Trim Ring
3Com IntelliJack Switch Int'l Model
Floor Box Mounting Plate
3Com IntelliJack Switch Int'l Model
Raceway Mounting Plate
3Com IntelliJack Switch Int'l Model
Trim Ring Spacer
3Com IntelliJack Switch Int'l Model
Double-gang Mounting Plate (U.K.-style)
3Com Corporation, Corporate Headquarters, 350 Campus Drive, Marlborough, MA 01752-3064
To learn more about 3Com solutions, visit www.3com.com. 3Com is publicly traded on NASDAQ under the symbol COMS.
Copyright © 2004 3Com Corporation. All rights reserved. 3Com, the 3Com logo, SuperStack, and NBX are registered trademarks
of 3Com Corporation. Possible made practical and IntelliJack are trademarks of 3Com Corporation. All other company and prod-
uct names may be trademarks of their respective companies. While every effort is made to ensure the information given is accu-
rate, 3Com does not accept liability for any errors or mistakes which may arise. Specifications subject to change without notice.
Management
*
Compatible with SNMP v1,
IEEE 802.1p Packet
Prioritization/ QoS, IEEE 802.1Q
VLANs, IEEE 802.1X Security,
DHCP, most SNMP-compliant
management platforms; 3Com
Network Supervisor recom-
mended
Standards Compliance
Ethernet Protocols
IEEE 802.1D (bridging)
IEEE 802.1p (CoS)
IEEE 802.1Q (VLANs)
*
IEEE 802.1X (Security)
*
IEEE 802.3 (Ethernet)
IEEE 802.3af (PoE)
IEEE 802.3i (10BASE-T)
IEEE 802.3u (Fast Ethernet)
Building: U.K. and DIN Standard
Safety, Emissions: CE marking,
EN60950, EN55022 Class B
(NJ
, EN55024
225 FX, Class A only)
Environmental
Temperature: 0° to 35° C (32° to
95° F) operating; -30° to 90° C
(-22° to 194° F) storage
Humidity (noncondensing):
10%–90% operating; 5%–95%
storage
LED Indicators
Unit power, link activity/status
of ports; power forwarding
Dimensions
IntelliJack Switch NJ105, NJ225
Height: 7.5 cm (3.0 in)
Width: 7.0 cm (2.8 in)
Depth: 2.8 cm (1.1 in)
3CNJ105
Power Supplies
3Com SuperStack 3 Switch 4400 PWR
3CNJ105-20
3Com Power over Ethernet Multi-port
Midspan Solution
3CNJ225
3Com Power over Ethernet Single-port
Midspan Solution
3CNJ225FX-SC
3Com IntelliJack Switch AC Power Supply
3Com NBX Phone Power Module 3CNJVOIPMOD-NBX
3CNJ225FX-ST
3Com NBX Phone Power Module,
20-pack
3Com IntelliJack Switch to 48-Volt VoIP
Phone Power Module
3CNJMP-EXT
3Com IntelliJack Switch to 48-Volt VoIP
Phone Power Module, 20-pack
3CNJMP-FLR
Please note: 3Com IntelliJack switches require power
from either inline Power over Ethernet or a local AC
3CNJMP-FR
source. This must be ordered separately. NJ225 FX
model can also be powered by a "phoenix-style" con-
nection common in Germany.
3CNJMP-SPR
3CNJMPD-UK
IntelliJack Switch NJ225 FX
Height: 7.5 cm (3.0 in)
Width: 7.0 cm (2.8 in)
Depth: 7.0 cm (2.8 in)
Power over Ethernet Multi-port
Midspan Solution
Height: 4.40 cm (1.7 in)
Width: 43.3 cm (17.0 in)
Depth: 30.2 cm (11.9 in)
Power over Ethernet Single-port
Midspan Solution
Height: 2.6 cm (1.0 in)
Width: 6.4 cm (2.5 in)
Depth: 10.2 cm (4.0 in)
AC Power Supply
Height: 3.8 cm (1.5 in)
Width: 5.1 cm (2.0 in)
Depth: 8.9 cm (3.5 in)
NBX Phone Power Module
Height: 2.4 cm (0.9 in)
Width: 7.8 cm (3.1 in)
Depth: 3.8 cm (1.5 in)
48-volt Phone Power Module
Height: 1.9 cm (0.8 in)
Width: 2.5 cm (1.0 in)
Depth: 5.1 cm (2.0 in)
Product Warranty
For details on product
warranties, support, and
service—including extended
service contracts—please refer
to the product manual or visit
our warranty support page at
.
www.3com.com
Customer Support
3Com Knowledgebase offers
proven answers and technical
expertise—7 days a week, 24
hours per day. Explore our
Knowledgebase, as well as
product information, technical
tips, and FAQs by visiting
.
www.3com.com
3C17205
3CNJPSE24
3CNJPSE
3CNJPSL
3CNJVOIPMOD-20
3CNJVOIP-CPOD
3CNJVOIP-CPOD-20
400818-006 05/04