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Black Box 4-PORT BNC REPEATER (LE8003A-R2 )

Black Box
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The 4-Port BNC Repeater has everything you’re looking for: full IEEE 802.3 compliance, a small footprint, an AUI port for backbone connections, LEDs at every port—and a very reasonable price.
  • MacMall Part #: 283026 
  • Manufacturer Part #: LE8003A-R2  
  • Platform: Universal 

Its ideal for workgroups. All ports are functionally equivalent, and you can connect Ethernet devices directly to the repeater.The repeater installs easily without tools and once installed, configures itself.Internal network management constantly monitors each port for signal quality, ensuring packet integrity across the network.
This product works with:
– Bulk ThinNet Cable, Stranded-Conductor (LCN300A)
– Four ThinNet connectors plus an AUI connector for backbone connections.
– Compliant with Ethernet/IEEE 802.3, 10BASE2, and 10BASE5 standards.
– Has both auto- and manual partition, so users can take a segment offline.
– Distance — ThinNet: 185 meters;
– Standard Ethernet: 50 meters
– CE Approval — Yes
– Connectors — (4) BNC, (1) AUI
– Indicators — Per port LEDs: Receive, Collision, Partition, and Manual Partition
– Power — 115–230 VAC, 60–50 Hz, autosensing
– Size — 1.7“H x 8.9“W x 6.7“D (4.3 x 22.6 x 17 cm)
– Weight — 3 lb. (1.4 kg)

Technical Specs

Device Type Repeater
Form Factor External
Color Black
Connectivity Technology Wired
Cabling Type 10Base-2 (coax), 10Base-5 (coax), AUI
Data Link Protocol Ethernet
Status Indicators Port status, collision status, port partition, receive
Compliant Standards IEEE 802.3
Expansion / Connectivity
Interfaces 1 x network host - Ethernet AUI - 15 pin D-Sub (DB-15) female - 1 ¦ 4 x network node - Ethernet 10Base-2 - BNC female - 4
Mounting Kit Not available
Power Device Internal power supply
Voltage Required AC 110/220 V ± 10% ( 50/60 Hz )
Dimensions & Weight
Width 8.9 in
Depth 6.7 in
Height 1.7 in
Weight 3.1 lbs
Manufacturer Warranty
Service & Support 1 year warranty
Service & Support Details Limited warranty - parts and labor - 1 year - carry-in
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Black Box 4-PORT BNC REPEATER (LE8003A-R2 )

The 4-Port BNC Repeater has everything you’re looking for: full IEEE 802.3 compliance, a small footprint, an AUI port for backbone connections, LEDs at every port—and a very reasonable price.

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