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GLC-FE-100BX-D40-C
100Base-BX40-D SFP 1550 TX/1310 RX Cisco Compatible
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GLC-FE-100BX-D40-C is a SFP optical transceiver module engineered for 1G Ethernet applications. It employs an LC duplex connector, supports long-range transmission over single-mode fiber up to 40 km using dual wavelengths (1270/1330 nm), and adheres to the 1000BASE-BX standard for reliable data communication.
This compact SFP module is designed with industry-standard physical form factors to seamlessly integrate into data centers, enterprise networks, and telecom infrastructures. It supports Ethernet protocols, operates within a 0 to 70°C temperature range, and is certified for compatibility with Cisco systems to ensure dependable network performance.
GLC-FE-100BX-D40-C price is is available on request. Get immediate quote.
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| GLC-FE-100BX-D40-C |  GLC-FE-100EX-RGD-C |  GLC-FE-100BX-U-C |  GLC-FE-100EX-C |  GLC-FE-100BX-D-RGD-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 1G | 100 Mbps | 1G | 100M | 100Mbps |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1270/1330 nm | 1300 nm | 1490 nm (TX) / 1310 nm (RX) | 1310 nm | 1270/1330 nm |
| Transmission Distance | Long-Range | Extended-Range | Long-Range | Extended-Range | Long-Range |
| Fiber Type | Single-mode | Multi-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 40 km | 2000 meters | 20 km | 10 km | 20 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco | Cisco | Cisco | Cisco | Cisco |
| Product Name | GLC-FE-100BX-D40-C | GLC-FE-100EX-RGD-C | GLC-FE-100BX-U-C | GLC-FE-100EX-C | GLC-FE-100BX-D-RGD-C |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Strong 40KM reach on a single fiber. These 100Base-BX40-D modules are perfect for our extended BiDi spans. Consistent signal integrity and reliability.
Reliable long-range BiDi. The 40KM performance is stable and error-free. Excellent wavelength separation and seamless Cisco hardware integration for our remote sites.
Professional 40KM BiDi SFP. It provides a solid link over a single fiber strand. Very impressed with the link budget and overall throughput stability.
Consistent signaling over 40KM. These BX40 modules are a great solution for long-distance, single-strand fiber networking. Robust build and easy installation.
Exceptional value for 40KM BiDi. Recognized instantly by our switches. The signal remains clean and stable even at the edge of the range. Trustworthy.
The GLC-FE-100BX-D40-C is a Cisco-compatible 100Base-BX40-D SFP transceiver providing 1550 nm TX and 1310 nm RX over a single fiber for distances up to 40 km.
This SFP supports a 100 Mbps data rate compliant with 100Base-BX Ethernet standards.
The GLC-FE-100BX-D40-C transceiver supports fiber runs up to 40 kilometers on single-mode cable.
It transmits (TX) at 1550 nm and receives (RX) at 1310 nm over a single-fiber link.
Yes, it’s Cisco-compatible and interoperable with all Cisco platforms that accept standard SFP form factors.
Yes, the module supports hot-swap operations without powering down your switch or router.
Yes, the GLC-FE-100BX-D40-C includes DOM for real-time monitoring of power, temperature, and voltage.
This transceiver requires single-mode fiber (SMF) for optimal performance at 40 km.
It uses an LC duplex connector, standard for single-mode SFP modules.
Insert the SFP into an available SFP slot until it clicks, then verify link status via your switch’s interface.
The module operates between 0°C and 70°C (commercial grade) for standard deployments.
100Base-BX uses bidirectional single-fiber with different TX/RX wavelengths; 100Base-FX uses two fibers with the same wavelength bidirectionally.
Yes, it includes a one-year limited warranty covering defects in materials and workmanship.
Use a dry optical-grade lint-free wipe or approved fiber-optic cleaner before insertion to maintain signal integrity.
It’s available through authorized Cisco resellers and online retailers specializing in networking equipment.
Ideal for campus backbone links, metro Ethernet, and long-reach access applications requiring 100 Mbps over 40 km.
United States
