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GLC-FE-100LX
GLC-FE-100LX - 100BASE-X SFP For Fast Ethernet SFP Ports
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Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
GLC-FE-100LX is an SFP optical transceiver designed for Fast Ethernet applications. It supports a data rate of 100 Mb/s, utilizes LC connectors, and is optimized for long-range transmission over single-mode fiber with a maximum distance of up to 10 km, making it ideal for Ethernet networks.
This compact module features the standard SFP form factor with physical dimensions specified by Cisco’s guidelines, ensuring easy integration into data centers, enterprise networks, and telecom systems. Built to meet rigorous operational specifications, it addresses critical requirements including stable power consumption and defined operating and storage temperature ranges, and is fully compatible with Cisco network equipment.
GLC-FE-100LX price is $217.00, a 54% saving from the Cisco list price of $472.00. GLC-FE-100LX is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for GLC-FE-100LX for additional pricing. Browse the full Sfp series or explore all Cisco products.
In a multi-building university campus, network architects deploy GLC-FE-100LX modules in Fast Ethernet SFP slots to extend single-mode fiber links up to 10 km. This plug-and-play installation delivers consistent 100 Mbps throughput, low-latency performance, and centralized fiber management. The outcome is a scalable, high-availability campus backbone with minimized downtime and simplified network operations.
In a dual-site data center architecture, IT teams install GLC-FE-100LX 100BASE-X SFP transceivers to create redundant fiber links between core switches. This configuration ensures deterministic 100 Mbps connectivity, rapid failover, and real-time monitoring via SNMP. As a result, the infrastructure achieves sub-second recovery from link outages, improved SLA compliance, and streamlined maintenance workflows.
In a manufacturing plant exposed to electromagnetic interference (EMI), engineers integrate GLC-FE-100LX modules in fiber-based Fast Ethernet SFP ports to isolate control networks from electrical noise. The deployment provides stable 100 Mbps connectivity across production lines, eliminates packet loss, and enhances machine-to-machine communication reliability. This translates into reduced troubleshooting costs and continuous operation for precision automation.
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| GLC-FE-100LX |  SFP-OC3-MM |  GLC-BX80-U-I |  GLC-GE-DR-LX |  SFP-OC3-SR | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 100 Mb/s | OC-3 | 1G | 1G | OC-3 (155.52 Mbps) |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1310 nm | 850nm | 1310 nm (Tx) / 1490 nm (Rx) | 1310nm | 1310 nm |
| Transmission Distance | Long-Range | Short-Range | Long-Range | Long-Range | Short-Range |
| Fiber Type | Single-mode | Multi-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 10 km | 300 meters | 80 km | 10 km | 10 km |
| Supported Protocols | Ethernet | SONET/SDH | Ethernet | Ethernet | SONET/SDH |
| 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, Juniper, Huawei, Arista | Cisco | Cisco | Cisco / Juniper / Huawei / Arista |
| Product Name | GLC-FE-100LX | SFP-OC3-MM | Cisco GLC-BX80-U-I 1000BASE-BX SFP Transceiver | GLC-GE-DR-LX | SFP-OC3-SR |
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.
100BASE-LX SFP ensures long-distance connectivity with minimal errors.
Professional-grade transceiver, easy deployment, stable throughput.
Reliable performance for enterprise Fast Ethernet networks.
Durable module suitable for high-traffic network environments.
Consistent and dependable fiber connectivity for critical applications.
The GLC-FE-100LX is a 100BASE-X Small Form-Factor Pluggable (SFP) transceiver module designed for Fast Ethernet fiber links, delivering up to 100 Mbps over single-mode fiber.
The GLC-FE-100LX supports a 100 Mbps full-duplex data rate, fully compliant with the IEEE 802.3u Fast Ethernet standard.
This module uses single-mode fiber (SMF) terminated with LC connectors for both transmit (TX) and receive (RX) channels.
The GLC-FE-100LX supports link distances up to 10 km over single-mode fiber at an operating wavelength of 1310 nm.
It operates at a nominal wavelength of 1310 nm, optimized for single-mode fiber transmission.
Yes. The module is hot-swappable, allowing insertion or removal without powering down your switch or router.
It is compatible with any Fast Ethernet SFP slot supporting 100BASE-X modules on Cisco, Juniper, HP and most OEM switches and routers.
Simply insert the module into an empty SFP port until it clicks, connect LC duplex fiber cables, and verify link activity via the device’s LED indicators.
Yes. The GLC-FE-100LX is vendor-agnostic and interoperates with third-party networking equipment that supports the SFP MSA standard.
The module consumes ≤1 W during normal operation, making it energy-efficient for high-density deployments.
It operates reliably in environments from 0 °C to 70 °C (32 °F to 158 °F) under ambient conditions.
It meets IEEE 802.3u, SFP MSA, RoHS and CE standards for interoperability, safety and environmental compliance.
Yes. It supports SFF-8472 digital diagnostics for real-time monitoring of optical power, temperature, laser bias and supply voltage.
Check fiber polarity, inspect DDM readings for power and temperature, verify SFP port configuration in your switch/router, and ensure clean LC connectors.
The GLC-FE-100LX includes a one-year limited warranty and 24/7 technical support from our certified network engineers.
You can order online through our website or authorized distributors; bulk pricing, expedited shipping and volume discounts are available.
The GLC-FE-100LX offers an MTBF of over 1,000,000 hours under standard operating conditions, ensuring high reliability.
United States
