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Key Features

  • Pay-as-you-grow. Add SFPs when you need them to expand your network.
  • Super versatility. Add a 10-Gbps fiber link when you expand your 100/1000-Mbps copper/fiber network
  • Includes (20) 100/1000-Mbps SFP (Small Form-Factor Pluggable) fiber ports, (4) dual-media 100/1000-Mbps RJ45/SFP ports, and (4) 1/10-Gbps SFP+ fiber ports.
BLACK BOX Switches & Bridges

THIS LAYER 2 MANAGED GIGABIT ETHERNET SWITCH INCLUDES (20) 100/1000-MBPS SFP (SM

Mfr # LGB5128A-R2 SKU 5130914 UPC 822088142034

$1,191.29 MSRP $1,697.33 Save 30%

Regular price saves you $506.04 against MSRP.

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Product Overview

THIS LAYER 2 MANAGED GIGABIT ETHERNET SWITCH INCLUDES (20) 100/1000-MBPS SFP (SM

  • 28 PORT GIGABIT ETHERNET
  • Black Box Gigabit Managed Ethernet SFP Fiber Switch - 28-Port - 4 Ports - Manageable - Gigabit Ethernet, 10 Gigabit Ethernet - 10GBase-X, 1000Base-X, 10/100/1000Base-T - 2 Layer Supported - Modular - 20 SFP Slots - 38.64 W Power Consumption - Optical Fiber, Twisted Pair - Rack-mountable - 1 Year Limited Warranty - TAA Compliant
  • Black Box Gigabit Managed Ethernet SFP Fiber Switch - 28-Port
  • 4 Ports - Manageable - Gigabit Ethernet, 10 Gigabit Ethernet - 10GBase-X, 1000Base-X, 10/100/1000Base-T - 2 Layer Supported - Modular - 20 SFP Slots - 38.64 W Power Consumption - Optical Fiber, Twisted Pair - Rack-mountable - 1 Year Limited Warranty - TAA Compliant

Technical Specifications

Product Type Ethernet Switch
Manufacturer Part Number LGB5128A-R2
Power Source Power Supply
Limited Warranty 1 Year
Layer Supported 2
Weight (Approximate) 6.80 lb
Form Factor Rack-mountable
Manufacturer Black Box Corporation
Product Model LGB5128A-R2
Product Name Gigabit Managed Ethernet SFP Fiber Switch - 28-Port
Network Technology 10GBase-X
Network Technology 1000Base-X
Network Technology 10/100/1000Base-T
Power Consumption 38.64 W
Product Series LGB5100
Brand Name Black Box
Expansion Slot Type SFP
Expansion Slot Type SFP+
Country of Origin Taiwan
Height 1.7"
Width 17.4"
Depth 8.3"
Manageable Yes
Environmentally Friendly Yes
Ethernet Technology Gigabit Ethernet
Ethernet Technology 10 Gigabit Ethernet
Network (RJ-45) Yes
Number of SFP Slots 20
Number of SFP+ Slots 4
Modular Yes
Uplink Port Yes
Media Type Supported Optical Fiber
Media Type Supported Twisted Pair
Total Number of Network Ports 4
Shared SFP Slot Yes
Port/Expansion Slot Details 4 x Gigabit Ethernet TP/SFP Combo
Total Number of Expansion Slots 24.0
TAA Compliant Yes
Networking Standards IEEE 802.3ad
Networking Standards IEEE 802.1D
Networking Standards IEEE 802.1w
Networking Standards IEEE 802.1s
Networking Standards IEEE 802.1Q
Networking Standards IEEE 802.1x
Networking Standards IEEE 802.1p
Networking Standards IEEE 802.1ab
Networking Standards IEEE 802.3u
Networking Standards IEEE 802.3x
Networking Standards IEEE 802.3z
Networking Standards IEEE 802.3ab
Networking Standards IEEE 802.3ae
Networking Standards IEEE 802.3ah
Networking Standards IEEE 802.3az
Networking Standards IEEE 802.3ag
Environmental Compliance Restriction of Hazardous Substances (RoHS)
Environmental Compliance Waste Electrical and Electronic Equipment Directive (WEEE)

Marketing Information

  • Gigabit Managed Ethernet SFP Fiber Switch - 28-Port
  • AC Power Cord
  • 1 x Terminal Block
  • 4 x Adhesive Rubber Feet
  • 1 x Quick Installation Guid

This advanced, fully-manageable Layer 2 switch gives you networking versatility. It features 28 high-speed fiber ports: (4) 1-Gbps/10-Gbps SFP fiber ports, (20) 100-/1000-Mbps SFP fiber ports, and (4) dual-media 100-/1000-Mbps SFP/twisted-pair ports.

This all fiber switch gives you the flexibility to select a variety of ranges with SFP transceivers.

Advanced functions in an economical package.

This switch offers advanced switching and security features normally found in more expensive switches. You'll get extensive management capabilities, greater bandwidth control, and QoS for switching in VoIP and other real-time, high-performance applications.

Pack up the trunk.

To provide more bandwidth to a specific application or segment, combine ports using the switch's 802.3ad Link Aggregate Control Protocol (LACP) capabilities. With this bandwidth aggregation feature, the combined ports create a multilink trunk for load sharing. The switch supports 14 groups with 8 ports per group.

High-level service.

The switch offers extensive Quality of Service support including prioritization, classification, scheduling, rate limitations, and more. The switch also supports eight hardware queues.

Safe and secure.

Your network is safe with this switch. It also offers MAC address filtering and VLAN capabilities so you can segregate networks.

Multiple management options.

Monitor, configure, and control the switch via its RS-232 serial port, or through Ethernet using CLI or Web-based management.

Green

The SFP Gigabit/10-Gigabit Managed Fiber Switch Eco features IEEE 802.3az energy-efficient Ethernet, which scales down power consumption during periods of low data activity. This feature adds up to energy savings of up to 50%.

SFPs

For the SFP slots, order SFP modules, such as the 850-nm Multimode Gigabit SFP Module (LFP411) and 1310-nm Single-mode Gigabit SFP Module (LFP412). For information on SFP module compatibility, contact our FREE Tech Support)

Shipping & Dimensions

6.8
Weight (lbs)
20"
Length
12.1"
Width
3.7"
Height
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