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GLC-LH-SMD-C
- Description:
- 1000BASE-LX SFP SMF E-Temp DOM Cisco Compatible
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3 Year Extended Warranty
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GLC-LH-SMD-C Overview
GLC-LH-SMD-C is a 1G SFP transceiver designed for long-range connectivity over single-mode fiber. It features an LC connector, supports Ethernet protocols, and is engineered to meet the dimensional standards of the SFP form factor for data center, enterprise network, and telecom applications.
GLC-LH-SMD-C delivers reliable performance and stability over distances up to 10 km while using a 1310 nm wavelength. Its compact design ensures easy integration into existing network infrastructures, making it an ideal choice for high-density installations in mission-critical environments.
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GLC-LH-SMD-C Specifications
| Product Type | Transceiver |
| Form Factor | SFP |
| Data Rate | 1G |
| 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 | 1.7W |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco |
| Product Name | GLC-LH-SMD-C |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
Quality Certifications
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Product Comparison Table
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| Compatibility | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco | Cisco / Juniper / Huawei / Arista | Cisco |
| Connector Type | LC | LC | LC | LC | LC |
| Data Rate | 1G | 10G | 1G | 10G | 10G |
| Depth | 0.76 inches | 0.75 inches | N/A | 0.60 inches | N/A |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Form Factor | SFP | XFP | SFP | SFP+ | SFP+ |
| Height | 0.36 inches | 0.5 inches | N/A | 0.13 inches | N/A |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 80 km | 80 km | 10 km | 10 km | 40 km |
| Network Interface | Fiber | Ethernet | 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 |
| Power Consumption | 1.5W | 3.5W | 1.7W | 3.5W | N/A |
| Product Name | DWDM-SFPGE-1554-94 | DWDM-XFP-46.12 | GLC-LH-SMD-C | 01-SSC-9789-C | EX-SFP-10GE-ER-1510-C |
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Short-Range | Extended-Range |
| Wavelength | 1554.94 nm | 1550 nm | 1310 nm | 1310 nm | 1310nm |
| Weight | 0.04 lbs | 0.2 lbs | N/A | 0.20 lbs | N/A |
| Width | 0.83 inches | 0.66 inches | N/A | 0.54 inches | N/A |
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Questions & Answers
Q
What is the Cisco-compatible GLC-LH-SMD-C 1000BASE-LX SFP module?
A
The GLC-LH-SMD-C is a Cisco-compatible, 1000BASE-LX Small Form-Factor Pluggable (SFP) transceiver designed for single-mode fiber (SMF) applications, offering extended temperature operation and Digital Optical Monitoring (DOM).
Q
Which fiber type does the GLC-LH-SMD-C module support?
A
This module supports single-mode fiber (SMF) with an LC connector interface, optimized for long-distance Gigabit Ethernet links.
Q
What is the maximum transmission distance of the GLC-LH-SMD-C?
A
The GLC-LH-SMD-C transmits up to 10 kilometers (6.2 miles) over single-mode fiber at 1310 nm wavelength.
Q
What data rate does this 1000BASE-LX SFP support?
A
It supports Gigabit Ethernet data rates of 1.25 Gbps, ensuring full 1000BASE-LX compliance for high-speed networking.
Q
What temperature range does the extended-temp GLC-LH-SMD-C cover?
A
The module operates in extended temperature environments from –40 °C to +85 °C (–40 °F to +185 °F), suitable for harsh industrial conditions.
Q
Does the GLC-LH-SMD-C provide Digital Optical Monitoring (DOM)?
A
Yes. It features DOM for real-time monitoring of optical power, temperature, voltage, and laser bias current to ensure optimal network performance.
Q
Is the GLC-LH-SMD-C hot-swappable?
A
Yes. This SFP module is hot-pluggable, allowing installation or removal without powering down the switch or router.
Q
Which Cisco platforms are compatible with GLC-LH-SMD-C?
A
It is tested and compatible with Cisco Catalyst, Nexus, ISR, and ASR series switches and routers that support 1000BASE-LX SFP modules.
Q
What optical wavelength does the 1000BASE-LX SFP use?
A
The module operates at a nominal wavelength of 1310 nm, ideal for standard single-mode fiber links.
Q
What is the typical optical power budget for this SFP?
A
The GLC-LH-SMD-C provides a minimum optical transmit power of –9.5 dBm and a receiver sensitivity of –20 dBm, yielding a 10 dB power budget.
Q
Can I use GLC-LH-SMD-C in industrial or outdoor enclosures?
A
Yes. Its extended-temperature rating and rugged metal housing make it ideal for industrial racks, outdoor cabinets, and harsh environments.
Q
How do I install the GLC-LH-SMD-C SFP module?
A
Simply insert the module into a compatible SFP port until it clicks, attach single-mode LC fiber cables, then verify link status via your switch/router interface.
Q
Does the module support Fibre Channel or Ethernet only?
A
The GLC-LH-SMD-C is designed specifically for Gigabit Ethernet (1000BASE-LX) and is not certified for Fibre Channel applications.
Q
What is the difference between GLC-LH-SM and GLC-LH-SMD-C?
A
The GLC-LH-SMD-C adds extended-temperature support (–40 °C to +85 °C) and DOM compared to the standard commercial-temp GLC-LH-SM model.
Q
Is there a warranty for the Cisco-compatible GLC-LH-SMD-C?
A
Yes. It includes a one-year limited warranty covering defects in material and workmanship when used per manufacturer guidelines.
Q
What are common use cases for the GLC-LH-SMD-C module?
A
Typical applications include long-reach Gigabit Ethernet links in data centers, campus backbones, telecom networks, and industrial automation.
