Shipping included*
Exclusions
Additional shipping fees may apply in rare circumstances for deliveries outside standard service areas. In most cases, this only potentially affects shipments to the Northwest Territories and Yukon, as well as certain heavy or oversized items.
Black Box LBH100A-H-SC-12 Fast Ethernet Hardened Media Converter - 2 RJ45 Ports - 1 SC Duplex Port - Multi-mode - Rack-Mountable
Business volume discounts
Technical guidance
Preparation & staging
QC · ON · AB · BC
Product Features
Technical Overview
This media converter operates at an 850 nm wavelength on multi-mode fiber, ensuring compatibility with standard optical cabling. It supports both optical fiber and twisted-pair media, providing flexibility for mixed-network deployments. The device features a total of three ports: two RJ45 ports for Ethernet connections and one SC duplex port for fiber uplink.
Powered by DC input, the converter is designed for continuous operation in hardened conditions. Its small footprint and lightweight construction—weighing approximately 4.80 oz—allow for easy integration into rack setups or external mounting. The unit is TAA compliant and manufactured in the United States, meeting regulatory standards for government and enterprise use.
Key Product Advantages
The LBH100A-H-SC-12 extends network reach with fiber-optic durability, minimizing signal loss over long distances while maintaining fast Ethernet performance. Its hardened design ensures reliability in harsh environments, and the rack-mountable form factor supports professional cable management.
Distance Extension
Supports up to 2 km distances on multi-mode fiber, ideal for connecting remote network segments without signal degradation.
- Reduces need for repeaters
- Maintains data integrity over long runs
Media Flexibility
Converts between twisted-pair copper and optical fiber, allowing seamless integration of fiber backbones into existing copper networks.
- Dual media support
- Simplifies network upgrades
Deployment / Use Cases
This media converter is suited for extending Ethernet networks across buildings or campuses where direct copper runs are impractical. It enables fiber backbone connections for improved bandwidth and noise immunity in industrial automation, surveillance systems, or campus-wide data networks.
Common applications include linking remote office switches to a central data center, integrating fiber-optic segments into enterprise LANs, or providing hardened connectivity in manufacturing or outdoor environments. The rack-mountable design makes it a fit for structured cabling installations in server rooms or network closets.
Campus Network Extension
Connect buildings up to 2 km apart with multi-mode fiber, using this converter to interface with existing copper switches and routers.
Industrial Networking
Deploy in factories or harsh settings where fiber's immunity to electromagnetic interference ensures stable data transmission for control systems.
Physical Profile
The converter measures 3.50 inches in height, 3 inches in width, and 1 inch in depth, with a compact design that fits standard rack shelves or can be mounted externally. Its lightweight build and small footprint facilitate easy installation in space-constrained environments, while the hardened casing protects internal components from dust and physical impacts.
- Width
- 3" (76.20 mm)
- Depth
- 1" (25.40 mm)
- Height
- 3.50" (88.90 mm)
- Weight
- 4.80 oz (136.08 g)
- Length
- 850 nm
Highlights
- Converts Fast Ethernet between 2 RJ45 ports and 1 SC duplex port for multi-mode fiber
- Supports distances up to 2 km (1.24 miles) on optical fiber
- Operates at 850 nm wavelength with 100Base-X and 10/100Base-TX network technologies
- Rack-mountable and external form factor for organized installations
- Hardened design for reliable performance in demanding environments
- DC power source for flexible deployment options
- TAA compliant and manufactured in the United States
- Backed by a 3-year limited warranty
Specifications
| Specifications | |
|---|---|
| Manufacturer | Black Box Corporation |
| Manufacturer Part Number | LBH100A-H-SC-12 |
| Brand Name | Black Box |
| Product Series | LBH100 |
| Product Name | Fast Ethernet Hardened Media Converter Switch |
| Product Condition | New |
| Product Type | Transceiver/Media Converter |
| Interfaces/Ports | |
| Total Number of Ports | 3 |
| Network (RJ-45) | Yes |
| Number of Network (RJ-45) Ports | 2 |
| Number of SC Ports | 1 |
| SC Port Type | Duplex |
| Media & Performance | |
| Media Type Supported | Optical Fiber,Twisted Pair |
| Fiber Mode Supported | Multi-mode |
| Fiber Optic Cable Wavelength | 850 nm |
| Maximum Distance Supported | 2 km (1.24 Mile) |
| Network & Communication | |
| Ethernet Technology | Fast Ethernet |
| Network Technology | 100Base-X,10/100Base-TX |
| Power Description | |
| Power Source | DC |
| Physical Characteristics | |
| Form Factor | Rack-mountable,External |
| Height | 3.50" (88.90 mm) |
| Width | 3" (76.20 mm) |
| Depth | 1" (25.40 mm) |
| Weight (Approximate) | 4.80 oz (136.08 g) |
| Miscellaneous | |
| Country of Origin | United States |
| TAA Compliant | Yes |
| Warranty | |
| Limited Warranty | 3 Year |
User Manual
FAQ
What types of media does this media converter support?
This converter supports both optical fiber (multi-mode) and twisted-pair copper media. It has two RJ45 ports for Ethernet over twisted pair and one SC duplex port for fiber-optic connections, allowing seamless conversion between these media types in mixed-network environments.
What is the maximum distance supported on fiber?
The maximum supported distance is 2 kilometers (approximately 1.24 miles) when using multi-mode fiber at an 850 nm wavelength. This enables extended network runs without signal loss, ideal for connecting remote buildings or long-haul segments.
What Ethernet speeds does this converter handle?
It handles Fast Ethernet speeds up to 100 Mbps, supporting 100Base-X and 10/100Base-TX network technologies. This provides reliable data transfer for standard Ethernet applications, bridging copper and fiber networks at compatible rates.
Is this media converter rack-mountable?
Yes, it features a rack-mountable and external form factor. With dimensions of 3.50" H x 3" W x 1" D, it can be easily installed in standard racks for organized cabling, making it suitable for data centers or network closets.
What power source does it require?
It requires a DC power source. This allows for flexible deployment in various settings, including locations where AC power might not be readily available or where DC backup systems are in place.
What warranty is included with this product?
It comes with a 3-year limited warranty from Black Box, providing coverage for defects in materials and workmanship. This warranty supports long-term reliability in enterprise and industrial deployments.
| Qty | Price | Available |
|---|
