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GLC-FE-100LX-C
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100Base-LX SFP for FE Port Cisco Compatible
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Name:
GLC-FE-100LX-C
- Description:
- 100Base-LX SFP for FE Port Cisco Compatible
- Rating:
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- Orm
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Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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GLC-FE-100LX-C Overview
GLC-FE-100LX-C is an SFP-based fiber-optic transceiver designed specifically for fast Ethernet applications. It supports a 100 Mbps data rate using LC fiber connectors, operates over long-range distances up to 10 km on single-mode fiber, and follows Ethernet protocols for reliable network connectivity in environments such as data centers, enterprise networks, and telecom infrastructures.
This compact transceiver adheres to the SFP form factor with dimensions as specified by Cisco documentation, ensuring seamless integration into existing hardware platforms. Its design and operating characteristics—including a 1310 nm wavelength, 0 to 70°C operating range, and compatibility with Cisco systems—make it an ideal choice for network deployments requiring dependable fast Ethernet performance.
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GLC-FE-100LX-C Specifications
- Product Type
- Transceiver
- Brand
- Orm
- Form Factor
- SFP
- Data Rate
- 100 Mbps
- Connector Type
- LC
- Wavelength
- 1310 nm
- Transmission Distance
- Long-Range
- Fiber Type
- Single-mode
- Max Distance
- 10 km
- Supported Protocols
- Ethernet
- Network Interface
- Fiber
- Power Consumption
- 1.5W
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco
- Product Name
- Cisco GLC-FE-100LX-C
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Product Comparison Table 
| GLC-FE-100LX-C |  GLC-FE-100ZX-C |  GLC-FE-100FX-C |  GLC-FE-100BX-D40-C |  GLC-FE-100EX-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 100 Mbps | 1G | 100 Mbps | 1G | 100M |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1310 nm | 1310 nm | 1300 nm | 1270/1330 nm | 1310 nm |
| Transmission Distance | Long-Range | Long-Range | Short-Range | Long-Range | Extended-Range |
| Fiber Type | Single-mode | Single-mode | Multi-mode | Single-mode | Single-mode |
| Max Distance | 10 km | 10 km | 2000 meters | 40 km | 10 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 | Cisco GLC-FE-100LX-C | GLC-FE-100ZX-C 1000BASE-LX SFP Transceiver | GLC-FE-100FX-C 100BASE-FX SFP Transceiver | GLC-FE-100BX-D40-C | GLC-FE-100EX-C |
Compliance & Warranty
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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.
Up to 3-Year Warranty Coverage
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.
Hassle-Free RMA & Returns
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.
Rigorously Tested & Quality Assured
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.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
A
Arthur Boyd
4
Excellent 100Base-LX performance on single-mode fiber. This module provides a reliable link for our mid-range Fast Ethernet connections. Seamless Cisco integration.
B
Beatrix Frost
5
Consistent and solid signaling. These LX SFPs are perfect for bridging distances our FX modules can't reach. Rock-solid stability on single-mode fiber.
C
Callum Thorne
4
Professional quality for FE ports. Recognized instantly by our Catalyst switches. Throughput is steady and the signal clarity is outstanding for LX connections.
D
Dorian Vance
4
Reliable and robust. These 100Base-LX modules have been performing flawlessly in our production environment. A cost-effective and dependable fiber solution.
E
Elowen Reed
4
Steady performance for our single-mode fiber links. Easy to deploy and fully compatible with our Cisco hardware. Great choice for long-term reliability.
Questions & Answers
What is the GLC-FE-100LX-C 100Base-LX SFP transceiver?
The GLC-FE-100LX-C is a Cisco-compatible, 100 Mbps fiber-optic SFP module designed for FE ports, delivering reliable single-mode transmission up to 10 km.
Which fiber type and connector does the GLC-FE-100LX-C require?
It uses single-mode OS1/OS2 fiber with LC duplex connectors for 100Base-LX links, ensuring low-loss, high-quality transmission.
What is the maximum transmission distance of the GLC-FE-100LX-C?
This SFP supports up to 10 km over single-mode fiber; with a mode-conditioning cable on multimode fiber, it reaches 550 m.
At what wavelength does the GLC-FE-100LX-C operate?
The module operates at a nominal wavelength of 1310 nm for optimal 100Base-LX performance.
Is the GLC-FE-100LX-C hot-swappable?
Yes, the module fully supports hot-swap capability, enabling insertion or removal without powering down the switch.
Which Cisco FE ports are compatible with the GLC-FE-100LX-C?
It is compatible with any Cisco switch FE-rated SFP slot, including Catalyst, ISR and Nexus series supporting 100Base-LX.
Does the GLC-FE-100LX-C support digital optical monitoring (DOM)?
Yes, it complies with SFF-8472 DOM, providing real-time diagnostics for optical power, temperature and module status.
What are the environmental specifications of the GLC-FE-100LX-C?
Operating range: 0 °C to 70 °C, storage: –40 °C to 85 °C, up to 85% non-condensing humidity.
How do I install the GLC-FE-100LX-C in my switch?
Simply insert it into a compatible SFP slot until it clicks, then configure the port for 100Base-LX in your switch OS.
Which industry standards does the GLC-FE-100LX-C meet?
It meets IEEE 802.3u 100Base-LX, SFF-8472 DOM and RoHS 6/6 standards for safety and environmental compliance.
Can I use the GLC-FE-100LX-C with non-Cisco switches?
Yes, it interoperates with many third-party switches that accept Cisco-style SFP modules, ensuring broad compatibility.
What is the power consumption of the GLC-FE-100LX-C?
Typical power draw is under 0.8 W, minimizing energy use while delivering stable 100 Mbps connectivity.
How can I verify the GLC-FE-100LX-C is working correctly?
Use your switch’s diagnostic commands to check link status, DOM readings and optical receiver/transmitter power levels.
Does the GLC-FE-100LX-C include a warranty?
Yes, it comes with a limited lifetime warranty covering manufacturing defects and performance issues.
Can the GLC-FE-100LX-C operate over multimode fiber?
With a mode-conditioning cable, it supports multimode fiber up to 550 m at 1310 nm for short-reach links.
What are the key benefits of the GLC-FE-100LX-C?
It delivers cost-effective, Cisco-compatible fiber connectivity with hot-swappable design, low power consumption and real-time DOM monitoring.