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Black Box LMC400A Micro Mini Transceiver/Media Converter - 1 x RJ-45 - 1 x SFP Slot - 10/100/1000Base-TX - 100Base-FX

SKU: LMC400A
UPC: 822088109501
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MSRP: $413.53
$413.95
$314.95
Save: $98.58 (23.81%)
Warranty Information: 2 Year
Condition: New
Width: 4.45 (cm)
Height: 2.13 (cm)
Depth: 5.72 (cm)
Availability: Canada: Very Limited Supply
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Product Features

Description

Product Overview

The Black Box LMC400A Micro Mini Transceiver/Media Converter is a compact networking device designed to bridge different media types within a network. It converts signals between optical fiber and twisted pair cabling, enabling seamless integration of fiber-optic segments with copper-based Ethernet infrastructure. This unit supports both Fast Ethernet and Gigabit Ethernet standards, providing flexibility for various network speeds and deployment scenarios.

With its single RJ-45 port and one SFP slot, the LMC400A offers a straightforward solution for media conversion without unnecessary complexity. The device is built for reliability in professional environments, featuring a durable construction and compliance with industry standards. Its small footprint and dual mounting options make it suitable for space-constrained installations where efficient use of rack or desktop real estate is critical.

Signal
Optical Fiber,Twisted Pair
Signal Type
Ports: 1Desktop,Wall Mountable
Network & Media
Ethernet TechnologyFast Ethernet, Gigabit Ethernet
Network Technology10/100/1000Base-TX, 100Base-FX
Media Type SupportedOptical Fiber, Twisted Pair
Ports & Expansion
Total Ports1
Network (RJ-45) Ports1
SFP Slots1
Physical & Power
Form FactorDesktop, Wall Mountable
Power SourceAC Adapter
Weight2.50 oz (70.87 g)

Technical Overview

The LMC400A operates with 10/100/1000Base-TX technology over twisted pair, delivering data transfer rates up to 1000 Mbps, and supports 100Base-FX over optical fiber for extended distance connectivity. This dual-media capability allows network administrators to leverage the advantages of fiber-optic cabling—such as longer reach and immunity to electromagnetic interference—while maintaining compatibility with existing copper-based network equipment.

The device includes one SFP slot for flexible fiber-optic module selection, enabling customization based on distance requirements and fiber type. It is powered by an external AC adapter, ensuring stable operation without drawing power from the network. The converter is designed for continuous duty in commercial and industrial settings, with robust thermal management and signal integrity features.

Data Rate (Twisted Pair)Up to 1000 Mbps
Fiber Support100Base-FX
Port Count1 RJ-45, 1 SFP
Gigabit EthernetSFP SlotMedia Conversion

Key Product Advantages

The LMC400A simplifies network expansion by enabling the integration of fiber-optic cabling into copper-based networks, extending signal reach and improving performance in distributed environments. Its compact Micro Mini form factor reduces space requirements while maintaining full functionality, making it ideal for deployments where physical size is a constraint.

Dual-Media Flexibility

Converts between optical fiber and twisted pair, allowing seamless connectivity across different cable types and maximizing infrastructure investments.

  • Supports 100Base-FX for fiber
  • Handles 10/100/1000Base-TX for copper

Compact and Versatile Design

The small desktop or wall-mountable enclosure fits easily in tight spaces, such as network closets, equipment racks, or remote locations.

  • Dimensions: 1.75" x 2.25" x 0.84"
  • Weight: 2.50 oz

Reliable Performance

Engineered for stable operation with Gigabit Ethernet support and an external power adapter, ensuring consistent data transmission in demanding conditions.

  • Backed by a 2-year warranty
  • TAA compliant for government use

Deployment / Use Cases

This media converter is commonly deployed in scenarios where network segments need to transition between fiber-optic and copper cabling. For example, it can connect a fiber backbone to copper-based switches or endpoints in office buildings, campuses, or industrial facilities. The device is also useful for extending network reach beyond the limitations of twisted pair cabling, leveraging fiber for long-distance links between buildings or across large sites.

In retail or hospitality environments, the LMC400A can integrate fiber-optic runs for POS systems or surveillance cameras with existing copper infrastructure. Its wall-mount capability allows for discreet installation in utility rooms or behind equipment, while the desktop form factor supports temporary or test lab setups. The converter is suitable for both permanent installations and ad-hoc network extensions.

Network Infrastructure Extension

Use the LMC400A to bridge fiber-optic segments with copper networks, enabling longer-distance connectivity and improved signal quality in multi-building campuses or large facilities.

Equipment Integration

Connect fiber-optic-enabled devices, such as certain switches or servers, to standard copper-based network equipment, ensuring compatibility without replacing entire systems.

Physical Profile

The LMC400A features a compact enclosure measuring 1.75 inches wide, 2.25 inches deep, and 0.84 inches high, with a lightweight design of approximately 2.50 ounces. This small form factor allows for flexible placement on desktops or mounting on walls using appropriate hardware. The device is constructed from durable materials suitable for commercial environments, with a finish that resists wear in high-traffic installations. Its minimal footprint makes it easy to integrate into existing network setups without disrupting adjacent equipment.

Dimensions
Width
1.75" (44.45 mm)
Depth
2.25" (57.15 mm)
Height
0.84" (21.34 mm)
Weight
2.50 oz (70.87 g)

What's in the Box

The package includes all necessary components for immediate deployment, ensuring a complete out-of-the-box solution for media conversion tasks.

Micro Mini LMC400A Transceiver/Media Converter Power Adapter
Micro Mini LMC400A Transceiver/Media Converter
[custom-highlights]

Highlights

  • Converts between optical fiber and twisted pair cabling for flexible network integration
  • Supports Fast Ethernet and Gigabit Ethernet with data rates up to 1000 Mbps over copper
  • Includes one RJ-45 port and one SFP slot for dual-media connectivity
  • Compact Micro Mini form factor for space-saving desktop or wall-mount installation
  • Powered by an external AC adapter for reliable operation
  • Backed by a 2-year limited warranty for long-term reliability
  • TAA compliant, making it suitable for government and public-sector deployments
  • Environmentally friendly design with a focus on sustainable manufacturing
[/custom-highlights][custom-specifications]

Specifications

Specifications
ManufacturerBlack Box Corporation
Manufacturer Part NumberLMC400A
Brand NameBlack Box
Product LineMicro Mini
Product ModelLMC400A
Product NameMicro Mini LMC400A Transceiver/Media Converter
Product TypeTransceiver/Media Converter
Interfaces/Ports
Total Number of Ports1
Network (RJ-45)Yes
DVINo
USBNo
Management PortNo
Number of Network (RJ-45) Ports1
Media & Performance
Media Type SupportedOptical Fiber,Twisted Pair
I/O Expansions
Total Number of Expansion Slots1
Expansion Slot TypeSFP
Number of SFP Slots1
Network & Communication
Ethernet TechnologyFast Ethernet,Gigabit Ethernet
Network Technology10/100/1000Base-TX,100Base-FX
Power Description
Power SourceAC Adapter
Physical Characteristics
Form FactorDesktop,Wall Mountable
Height0.84" (21.34 mm)
Width1.75" (44.45 mm)
Depth2.25" (57.15 mm)
Weight (Approximate)2.50 oz (70.87 g)
Miscellaneous
Package ContentsMicro Mini LMC400A Transceiver/Media Converter Power Adapter
Environmentally FriendlyYes
Country of OriginUnited States
TAA CompliantYes
Warranty
Limited Warranty2 Year
[/custom-specifications][custom-user-manual]

User Manual

This section contains official documentation provided by the manufacturer, including product manuals, brochures, and supplementary materials.
[/custom-user-manual][custom-faq]

FAQ

What types of cabling does the LMC400A media converter support?

The LMC400A supports both optical fiber and twisted pair cabling. It converts signals between these media types, allowing you to connect fiber-optic segments to standard copper-based Ethernet networks. This flexibility is ideal for extending network reach or integrating fiber infrastructure with existing copper equipment.

What Ethernet speeds does this converter handle?

This converter supports Fast Ethernet and Gigabit Ethernet. Over twisted pair, it operates with 10/100/1000Base-TX technology, providing data transfer rates up to 1000 Mbps. For fiber connections, it supports 100Base-FX, which is commonly used for longer-distance links at 100 Mbps.

How many ports does the LMC400A have, and what are they?

The LMC400A has a total of one port: a single RJ-45 connector for twisted pair cabling. Additionally, it includes one SFP slot for inserting a fiber-optic transceiver module. This configuration allows you to connect one copper device and one fiber device simultaneously for media conversion.

Can I mount the LMC400A on a wall, or is it only for desktop use?

The LMC400A is designed for both desktop and wall-mount installation. Its compact form factor and lightweight construction make it easy to place on a flat surface or attach to a wall using appropriate mounting hardware. This versatility suits various deployment scenarios, from network closets to remote equipment locations.

What power source does the media converter require?

The LMC400A is powered by an external AC adapter included in the package. This dedicated power source ensures stable operation without relying on Power over Ethernet or other network-based power, providing consistent performance in environments with fluctuating power conditions.

Is the LMC400A suitable for government or TAA-compliant deployments?

Yes, the LMC400A is TAA compliant, meaning it meets the Trade Agreements Act requirements for procurement in U.S. government and public-sector contracts. This compliance ensures the product is manufactured or substantially transformed in designated countries, making it a reliable choice for regulated installations.

[/custom-faq]
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Black Box LMC400A Micro Mini Transceiver/Media Converter - 1 x RJ-45 - 1 x SFP Slot - 10/100/1000Base-TX - 100Base-FX
MSRP: $413.53
$413.95
$314.95
Save: $98.58 (23.81%)
Available & Ready to Ship