This fast ethernet media converter is perfect for field technicians, small office administrators, and mobile network engineers who need reliable multimode fiber conversion in compact environments. Our Black Box-engineered solution delivers:
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USB-powered operation eliminating external power adapters
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Micro mini form factor for portable network deployments
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Multimode fiber support extending network reach up to 2km
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Plug-and-play simplicity for instant network connectivity
Key Features
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Fast Ethernet media conversion with 10/100 Mbps auto-sensing
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USB-powered design for truly portable operation
- Optimized for multimode fiber connections with SC connectors
- Consistent micro mini footprint saving valuable desk space
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Black Box reliability ensuring professional-grade performance
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Auto-negotiation support for seamless network integration
Technical Specifications
| Manufacturer |
Black Box Corporation |
| Model Number |
LMC401A |
| Type |
Fast Ethernet Media Converter |
| Form Factor |
Micro Mini Desktop Unit |
| Power Source |
USB Bus-Powered |
| Ethernet Port |
1x 10/100Base-TX RJ45 |
| Fiber Port |
1x 100Base-FX SC Multimode |
| Data Rate |
10/100 Mbps auto-negotiating |
| Fiber Distance |
Up to 2km multimode fiber |
| Standards Compliance |
IEEE 802.3, 802.3u, FCC Class A |
| Operating Temperature |
0°C to 50°C (32°F to 122°F) |
| Dimensions |
3.5" x 2.4" x 1.0" (89 x 61 x 25mm) |
Frequently Asked Questions
Q: What makes this USB-powered converter ideal for mobile applications?
A: The LMC401A draws power directly from USB bus power, eliminating external adapters and making it perfect for portable network setups where power outlets are limited or unavailable.
Q: What fiber optic cables are compatible with this fast ethernet converter?
A: Yes, it's engineered for standard multimode fiber cables with SC connectors, supporting 50/125μm and 62.5/125μm multimode fiber — perfect for building-to-building connections up to 2 kilometers.
Q: How does the micro mini size benefit network installations?
A: Ultra-compact footprint enables deployment in space-constrained environments — perfect for desktop installations and temporary network extensions where full-size converters won't fit.
Q: Does this converter support auto-negotiation for different speeds?
A: Automatic speed detection between 10Mbps and 100Mbps ensures seamless integration with existing network infrastructure without manual configuration requirements.
Q: What makes Black Box converters different from generic alternatives?
A: Black Box engineering provides enterprise-grade reliability, comprehensive testing, and professional support that generic converters cannot match — essential for mission-critical network applications.
