An unmanaged Industrial Ethernet media converter with one RJ45 port and one long-distance single-mode BFOC interface.
| Record | Manufacturer-Verified Detail |
|---|---|
| Complete order number | 6GK5101-1BC00-2AA3 |
| Manufacturer | Siemens |
| Product designation | SCALANCE X101-1LD |
| Commercial description | Spare-part media converter |
| Official technical reference | Siemens SCALANCE X-100 Media Converter operating instructions |
| Parameter | Officially Documented Detail |
|---|---|
| Product type | Unmanaged Industrial Ethernet media converter |
| Copper interface | 1 × RJ45 with MDI-X pinning |
| Copper transmission | 10/100 Mbit/s; full duplex |
| Optical interface | 1 × BFOC socket |
| Optical transmission | 100 Base-LX; full duplex; 100 Mbit/s |
| Fiber type | Single-mode glass fiber, 10/125 μm |
| Permitted optical length | 0 to 26,000 m |
| Optical attenuation | Up to 13 dB with 2 dB link power margin |
| Rated supply voltage | 24 V DC |
| Supply-voltage range | 18 to 32 V DC SELV |
| Power connection | 4-terminal plug-in block |
| Signaling contact | 2-terminal plug-in block |
| Diagnostics | LED diagnostics and error-signaling contact |
Use current photos to verify the installed item before procurement or replacement planning.



| Application | Engineering Relevance |
|---|---|
| Copper-to-Fiber Conversion | Extends Industrial Ethernet through a 100 Base-LX single-mode optical segment. |
| Long-Distance Network Links | Supports documented single-mode fiber runs up to 26 km when the optical budget is met. |
| Installed-Network Maintenance | Supports exact-part service where fiber type, connector and power architecture are preserved. |
It is a Siemens SCALANCE X101-1LD unmanaged Industrial Ethernet copper-to-fiber media converter.
The unit has one 10/100 Mbit/s RJ45 port and one 100 Mbit/s single-mode BFOC port.
Siemens documents a permitted single-mode fiber length from 0 to 26,000 m.
Confirm the full order number, single-mode fiber, BFOC connector, optical budget and 24 V DC supply wiring.
Send the converter label, fiber specification, link distance and supply details for a focused procurement review.
A structured support path for exact-part identification, engineering review, inspection and protected delivery.
| Information to Provide | Review Output |
|---|---|
| Complete product nameplate and visible revision | Exact-identity and documentation review |
| Installed equipment and interface record | System-context questions for engineering |
| Parameters, addresses or project backup | Configuration and compatibility review points |
| Quantity and delivery destination | Availability, warranty and logistics scope |
Send the complete label and converter identity, optical-link design and power-wiring evidence for a focused service review.
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Send the exact model list and quantities for availability, compatibility and shipping review.