Cisco GLC-LH-SM Transceiver Modules
The Cisco GLC-LH-SM is a Gigabit Ethernet transceiver module that provides high-speed data transfer over long-range single-mode fiber (SMF) cables. It supports distances of up to 10 kilometers at 1 Gbps, making it ideal for connections across large enterprise networks, data centers, and campus environments. With reliable, cost-effective long-distance communication, the GLC-LH-SM ensures high bandwidth, low-latency, and optimal network performance.
Key Features (GLC-LH-SM)
- Data Rate: 1 Gbps for Gigabit Ethernet applications.
- Single-Mode Fiber Support: Compatible with single-mode fiber (SMF) for long-range transmissions (up to 10 km).
- Wavelength: 1310 nm.
- Connector Type: LC Duplex connector.
- Hot-Swappable: Allows for easy installation and maintenance without shutting down the network.
- Compliance: Fully compliant with IEEE 802.3z standards.
- Range: Supports distances up to 10 kilometers.
Applications (GLC-LH-SM)
- Enterprise Networks: For reliable, long-distance Ethernet connections in large network setups.
- Data Centers: To link data center switches and servers over extended distances.
- Campus Networks: For communication between network segments across large campuses.
Why Choose Cisco GLC-LH-SM?
- Long-Range Communication: Ideal for long-distance Ethernet links over single-mode fiber.
- Hot-Swappable: Easy upgrades and replacements with no downtime.
- Industry Standards Compliance: Ensures compatibility and interoperability with Cisco devices and network infrastructure.
- Reliability: Proven reliability in enterprise networks, data centers, and campus environments.
Comparison of CISCO GLC-LH-SM vs CISCO GLC-SX-MMD SFP Transceivers
CISCO GLC-LH-SM
- Type: Gigabit Ethernet SFP
- Wavelength: 1310nm
- Distance: Up to 10 km over single-mode fiber
- Connector: LC
- Data Rate: 1 Gbps
- Optical Fiber Type: Single-mode fiber (SMF)
- Application: Ideal for long-distance connections in enterprise networks, connecting switches, routers, and other devices across large networks.
- Power Consumption: Low power consumption for efficiency.
- Compatibility: Compatible with Cisco switches and routers, designed for compatibility with various Cisco devices.
CISCO GLC-SX-MMD
- Type: Gigabit Ethernet SFP
- Wavelength: 850nm
- Distance: Up to 550 meters over multi-mode fiber
- Connector: LC
- Data Rate: 1 Gbps
- Optical Fiber Type: Multi-mode fiber (MMF)
- Application: Best for short-range connections in data centers and enterprise environments, typically used for intra-building connectivity.
- Power Consumption: Low power consumption.
- Compatibility: Fully compatible with Cisco switches and routers, supporting enhanced features for multi-mode fiber applications.
Comparison Table:
| Feature | CISCO GLC-LH-SM | CISCO GLC-SX-MMD |
|---|---|---|
| Type | Gigabit Ethernet SFP | Gigabit Ethernet SFP |
| Wavelength | 1310nm | 850nm |
| Distance | Up to 10 km (Single-mode fiber) | Up to 550 meters (Multi-mode fiber) |
| Connector | LC | LC |
| Data Rate | 1 Gbps | 1 Gbps |
| Optical Fiber Type | Single-mode fiber (SMF) | Multi-mode fiber (MMF) |
| Application | Long-range connections, large networks | Short-range, intra-building connectivity |
| Power Consumption | Low power consumption | Low power consumption |
| Compatibility | Compatible with Cisco switches and routers | Compatible with Cisco switches and routers |
Key Differences:
- Wavelength & Fiber Type: The GLC-LH-SM uses a 1310nm wavelength for single-mode fiber, enabling longer-distance connections (up to 10 km), whereas the GLC-SX-MMD uses 850nm for multi-mode fiber, supporting shorter distances (up to 550 meters).
- Distance: The GLC-LH-SM supports long-distance connectivity, while the GLC-SX-MMD is designed for shorter-range applications, typical in data centers or between devices within the same building.
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