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GLC-SX-MM
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GE SFP, LC connector SX transceiver
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Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
GLC-SX-MM
- Description:
- GE SFP, LC connector SX transceiver
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 5704327945512
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 3
- List Price:
$500.00
- Price:
$77.0084.6% off
Quantity:
1
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GLC-SX-MM Overview
GLC-SX-MM is a Gigabit Ethernet SFP transceiver that supports a data rate of 1G, features an LC interface, and is engineered for short-range transmission over multimode fiber. It is designed specifically for 1000BASE-SX applications, making it an ideal choice for enterprise networks, data centers, and telecom environments where reliable, high-speed connectivity is required.
GLC-SX-MM adheres closely to industry standards, offering a compact form factor with physical dimensions optimized for high-density deployments. It is primarily used for Ethernet communications over multimode fiber, ensuring effective interconnection of switches and routers within modern network infrastructures while conforming to the thermal and electrical parameters specified in its datasheet.
GLC-SX-MM price is $77.00, a 84.6% saving from the Cisco list price of $500.00. GLC-SX-MM is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for GLC-SX-MM for additional pricing. Browse the full Cisco Sfp Glc Module series or explore all Cisco products.
GLC-SX-MM Specifications
- Product Type
- Transceiver
- Brand
- Cisco
- Form Factor
- SFP
- Data Rate
- 1G
- Connector Type
- LC
- Wavelength
- 850nm
- Transmission Distance
- Short-Range
- Fiber Type
- Multi-mode
- Max Distance
- 220 meters
- Supported Protocols
- Ethernet
- Network Interface
- Fiber
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco
- Product Name
- GLC-SX-MM 1000BASE-SX SFP Transceiver
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Product Comparison Table 
| GLC-SX-MM |  DWDM-SFP-4373 |  DWDM-SFP-3661 |  DWDM-SFP-3425 | |
|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP |
| Data Rate | 1G | 1G | 1G | 10G |
| Connector Type | LC | LC | LC | LC |
| Wavelength | 850nm | 1550 nm | 1550nm | 1550nm |
| Transmission Distance | Short-Range | Long-Range | Long-Range | Long-Range |
| Fiber Type | Multi-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 220 meters | 80 km | 80 km | 80km |
| Supported Protocols | Ethernet | Ethernet | Ethernet, Fibre Channel | Ethernet, Fibre Channel |
| Network Interface | Fiber | Fiber | Fiber | Fiber |
| Operating Temperature | 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 |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista |
| Product Name | GLC-SX-MM 1000BASE-SX SFP Transceiver | DWDM-SFP-4373 | DWDM-SFP-3661 | DWDM-SFP-3425 |
Compliance & Warranty
100% Genuine Product Guarantee
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
T
Terrence Boyd
4
GLC-SX-MM provided stable 1000BASE-SX connectivity over multimode fiber.
U
Ulysses Grant
5
Reliable gigabit throughput in access layer deployments.
V
Vince Carver
5
Integrated seamlessly into our switching environment.
W
Wade Hampton
4
Consistent signal stability with DOM support.
X
Xander Nolan
5
Dependable SFP maintaining steady LAN performance.
Y
Yehuda Kramer
4
Clean optical levels and easy installation.
Z
Zion Caldwell
5
Strong multimode performance in enterprise networks.
Questions & Answers
What is the GE GLC-SX-MM SFP transceiver?
The GE GLC-SX-MM is a small form-factor pluggable (SFP) transceiver module designed for Gigabit Ethernet over multi-mode fiber using LC duplex connectors.
Which fiber types are supported by the GLC-SX-MM?
The GLC-SX-MM supports multi-mode fiber (MMF) including OM1 (62.5 µm), OM2 (50 µm), OM3 and OM4 (50 µm) standards.
What is the maximum transmission distance of the GLC-SX-MM?
Over OM1 fiber, the maximum reach is 220 m; over OM2 it is 550 m; and over OM3/OM4 it extends up to 550 m at 1 Gbps.
What operating wavelength does the GLC-SX-MM use?
The GLC-SX-MM operates at 850 nm wavelength optimized for short‐range multi-mode applications.
What data rate does the GLC-SX-MM support?
The module supports a data rate of 1.25 Gbps for Gigabit Ethernet protocols.
Does the GLC-SX-MM support hot-swapping?
Yes, the GLC-SX-MM is hot-swappable, enabling insertion and removal without powering down the host device.
What connector type does the GLC-SX-MM use?
The transceiver is equipped with an industry-standard duplex LC connector.
Is the GLC-SX-MM compatible with major switch and router vendors?
Yes, the module is MSA-compliant and interoperable with Cisco, Juniper, HP, Dell and other Gigabit Ethernet ports.
What is the operating temperature range of the GLC-SX-MM?
The standard operating temperature range is 0 °C to 70 °C (32 °F to 158 °F).
Can the GLC-SX-MM be used with OM3 and OM4 fiber?
Yes, the module supports OM3 and OM4 multi-mode fibers up to 550 m at full GbE speed.
What applications are ideal for the GLC-SX-MM?
It is ideal for campus networks, data center switches, server connections and short-reach fiber links.
How do I install the GLC-SX-MM transceiver?
Align the module with the SFP port, gently insert until it latches, then connect the LC fiber cable.
Is the GLC-SX-MM IEEE compliant?
Yes, it complies with IEEE 802.3z 1000BASE-SX standard for Gigabit Ethernet.
Does the GLC-SX-MM come with a warranty?
Most suppliers offer a one-year limited warranty covering defects in materials and workmanship.
How should I clean the LC connector on the GLC-SX-MM?
Use a lint-free fiber cleaning tool or isopropyl alcohol wipe before mating to remove dust and contaminants.
What industry standards does the GLC-SX-MM meet?
It meets MSA, RoHS and Telcordia GR-468-CORE standards for optical transceivers.