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Description
Black Box Micro Mini LMC401AE Transceiver/Media ConverterMeet the Black Box Micro Mini LMC401AE Transceiver Media Converter, a compact, versatile solution designed to bridge copper Ethernet networks with fiber optic links. This micro sized device brings together a copper RJ 45 Ethernet port and a fiber ST port, enabling seamless media conversion between 10 100 1000Base TX copper networks and 100Base FX fiber at 1310 nm. Whether youre extending a campus network, enhancing a data center edge, or connecting
Meet the Black Box Micro Mini LMC401AE Transceiver/Media Converter, a compact, versatile solution designed to bridge copper Ethernet networks with fiber optic links. This micro-sized device brings together a copper RJ-45 Ethernet port and a fiber ST port, enabling seamless media conversion between 10/100/1000Base-TX copper networks and 100Base-FX fiber at 1310 nm. Whether you’re extending a campus network, enhancing a data-center edge, or connecting remote sites, the LMC401AE delivers reliable, multi-mode fiber performance in a compact footprint. It supports Fast Ethernet and Gigabit Ethernet over fiber and copper, with a substantial reach of up to 4.99 km on multi-mode fiber, making it a flexible choice for modern networks that demand higher bandwidth and longer distances without sacrificing space or simplicity. The device includes USB for configuration and an external AC adapter for dependable power, ensuring easy setup and operation in both desk-based and small rack environments.
- The Black Box Micro Mini LMC401AE acts as a robust copper-to-fiber transceiver and media converter, featuring 1 x Network (RJ-45) copper port and 1 x ST fiber port to support seamless network transitions between copper Ethernet and fiber optic links, enabling straightforward upgrades or extensions of existing infrastructure.
- It delivers compatibility with Fast Ethernet and Gigabit Ethernet via 10/100/1000Base-TX on copper and 100Base-FX on fiber, ensuring you can run legacy devices while tapping into higher-speed fiber performance when needed, all within a compact micro-mini form factor.
- With multi-mode 1310 nm fiber as the transmission medium, the LMC401AE is designed for cost-effective, short-to-mid-range fiber deployments, offering reliable data transmission across campus or building networks while benefiting from strong noise immunity and preserved signal integrity over distance.
- Designed for flexible deployment, this unit uses an external AC adapter for powering, reducing the need for additional internal power components and making it easy to position on a desk, in a small cabinet, or within a compact equipment setup without crowding your space.
- Equipped with USB connectivity, the LMC401AE supports straightforward configuration and management, enabling quick setup, firmware updates, and efficient integration into existing IT workflows, so you can maximize uptime and performance with minimal downtime.
Technical Details of Black Box Micro Mini LMC401AE Transceiver/Media Converter
- Model: Black Box Micro Mini LMC401AE Transceiver/Media Converter
- Interfaces: 1 x Network (RJ-45) Ethernet port; 1 x ST fiber port
- Fiber Type: Multi-mode fiber, 1310 nm wavelength
- Ethernet Standards: 10/100/1000Base-TX (copper); 100Base-FX (fiber)
- Distance: Up to 4.99 km over multi-mode 1310 nm fiber
- USB: USB port for configuration and management
- Power: External AC adapter
- Product Type: Transceiver / Media Converter for copper-to-fiber bridging
how to install Black Box Micro Mini LMC401AE Transceiver/Media Converter
- Power off all equipment before making connections. Place the LMC401AE on a stable surface or in a small equipment enclosure where it has adequate ventilation.
- Connect your copper device to the RJ-45 port on the LMC401AE using a suitable Ethernet cable. Ensure the connected device is configured for the appropriate speed (auto-negotiation is typically supported) and that the copper side is set to the desired operating mode (Fast Ethernet or Gigabit Ethernet as required.
- Attach a multi-mode fiber optic patch cable to the ST fiber port on the transceiver. Use a fiber with the correct core diameter and 1310 nm wavelength for your link. Connect the opposite end to the corresponding ST port on the remote device or fiber switch you are linking to.
- Power the unit by connecting the external AC adapter to a powered outlet. Verify that the device powers up normally and that any indicator LEDs (power, link, or activity) indicate normal operation.
- If needed, connect the USB cable to a computer to access configuration utilities or perform firmware updates. Use the USB interface to configure basic parameters, monitor link status, and apply any vendor-supplied optimizations for your network environment.
- Test the link by verifying basic connectivity between the copper-side device and the fiber-connected device. Check for stable data transfer, appropriate speed negotiation, and the expected reach based on your fiber installation. If issues arise, recheck fiber polarity, connector cleanliness, and ensure proper 1310 nm multi-mode fiber alignment at both ends.
Frequently asked questions
-
Q: What is the primary function of the Black Box Micro Mini LMC401AE?
A: It is a compact transceiver and media converter that bridges copper Ethernet networks (RJ-45) with fiber optic links (ST), enabling seamless connectivity between Fast Ethernet or Gigabit Ethernet copper networks and 100Base-FX fiber at 1310 nm. -
Q: Which Ethernet speeds does it support?
A: The device supports 10/100/1000Base-TX on copper and 100Base-FX on the fiber side, giving you flexibility to run slow, current, or high-speed links as needed. -
Q: What type of fiber and distance can I expect?
A: It uses multi-mode fiber at 1310 nm and can reach up to 4.99 km, making it suitable for campus backbones, building-to-building links, or edge deployments that require longer reach than copper alone. -
Q: How is the unit powered?
A: The LMC401AE is powered by an external AC adapter, which keeps the device compact while providing reliable power for continuous operation. -
Q: Is USB available for management?
A: Yes, the device includes a USB port to facilitate configuration and management, so you can set up initial parameters and perform updates without sacrificing network uptime. -
Q: Can I use this in a small office or on a desk?
A: Absolutely. Its micro-mini design, external power option, and USB management capability make it ideal for desk installations, edge devices, or small-scale deployments where space is at a premium.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 29 reviews
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Product Reviews
★★★★★ 5
Adorable and Well‑Made Outfit for Special Events
Color: Light Blue, Size: 10, Color: Light Blue, Size: 10
Got this suit set for my son and absolutely love it. It comes with everything he needs to look sharp, and I really appreciate that it includes both a tie and a bow tie so we can switch up the style depending on the occasion. The quality is impressive for the price — the fabric feels light and comfortable, and the whole outfit has a polished look without being stiff or uncomfortable.
The fit was spot on, and the adjustable waistband is a huge help for getting it just right. My son looked great in it, and it’s definitely something he can wear for more than one event. The little details on the jacket and pants give it a classic, dressed‑up feel that works for weddings, holidays, or any special moment.
Overall, it’s a stylish, practical set that makes getting him ready so much easier. Really happy with this purchase.
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Reviewed in the United States on May 1, 2026
★★★★★ 4
Boys linen fabric suit
Color: Light Green, Size: 16
Boys suit set in a lighter green color. This suit is made with good proportions and seems to fit well. The sizing seems slightly big so maybe size down one size. The fabric does wrinkle easily so be aware that sitting and folding the suit may cause wrinkling. Otherwise it is a very nice suit for a formal occasion. It comes in many good colors.
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Reviewed in the United States on April 29, 2026
★★★★★ 5
Nice elegant suit for any occasion.
Color: Light Blue, Size: 12, Color: Light Blue, Size: 12
The suit set is very nice, the fabric material is durable and soft. Overall stitching is tight with nice surging of the hems and great construction on the shoulders. Buttons and button wholes are well done. I'm going to iron in the creases on the front of the pants because they weren't folded properly for shipping. The material does hold on to wrinkles so don't be afraid of your iron to get a super sharp look.
The color is a soft baby blue that stands out in a crowd of black suits. With the option of an elastic tie or clip on bowtie this is everything you need to make him look presentable for a variety of occasions.
My only complaint about this suit kit is the dress shirt is stiff and thin. I found some loose threads that I don't trust to not get played with. I'll probably trade it out for something with a little more cotton.
As far as cost goes mid range, but definitely worth the cost. I might consider something with a vest if it's a super formal event, but I'm very happy with how this suit comes together.
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Reviewed in the United States on April 18, 2026
★★★★★ 5
Modern luxury with summer fabric that performs above its price!
Color: Beige, Size: 14, Color: Beige, Size: 14
Wow! My son wore it for Easter Sunday and this suit fits the bill! The linen material is spot on--not too heavy and not too light especially since the weather is warming up now. The jacket is quality made--the design is modern executive, the stitches are strong no flaws to note. The pants are tad bit longer but that's okay, build quality is also great. The white shirt is decent and matches well with the rest of the set. The bow tie and tie itself is a great complimentary to the set, though optional to wear. The whole set just has that quality you would really look for in the price range you would want to pay. Overall, best value for for the, wear right outside the bag, maybe a light ironing otherwise it's perfect! I highly recommend it, no complaints here very happy with this suit!
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Reviewed in the United States on April 5, 2026
★★★★★ 4
Heavy linen character, but a beautifully tailored suit!
Color: Beige, Size: 4, Color: Beige, Size: 4
This is a really nice linen suit! The jacket is beautifully made and well-tailored, with a fun speckled texture that has lots of pretty color variation (we ordered the beige). When I placed it side by side with a similar linen suit from another brand, the difference in the linen texture was really noticeable — this had a much stronger linen character that stands out!
It has three useful pockets on the outside of the jacket, which is great for little hands. The only downside is that one of the inside pockets is just for show (faux), which was a bit surprising and somewhat disappointing for my little guy.
The pants have pockets too, but they aren’t very deep — perfect for small treasures, but not much more. The pants are made from a lighter, thinner single-layer linen compared to the fully lined, double-layer jacket, which makes sense for comfort and easy movement.
The pants didn’t come with a front crease ironed in, so you’ll want to press one yourself. The linen did pick up some creases from being folded in the package, but it doesn’t seem quite as wrinkly as some other linen fabrics I’ve tried. Still, like most linen clothes, especially for boys, the pants will need occasional ironing to keep them looking neat and crisp, especially after a day of play and general wear. The structured, lined jacket stays looking smoother and more put-together with less effort.
It also came with a bow tie, a neck tie, and a tuxedo-style white shirt as extras. The ties aren’t great quality — they’d work fine for quick photos but probably won’t hold up to much actual wear. The formal white shirt feels a bit funny paired with the casual linen suit, but I don’t mind at all. We already have white shirts that we prefer, so we’ll use those instead. For us, the extras are really just bonus items we won’t plan on using.
Overall, it’s a handsome little suit that’s perfect for special occasions like weddings, family photos, or holiday events. My kid looked adorable in it! The stronger linen texture on the jacket gives it a premium feel that I really like. Just be ready for a bit of extra care with the pants to keep everything sharp.
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Reviewed in the United States on April 8, 2026