Fs.com GLC-LH-SMD, 1000BASE-LX/LH SFP 1310nm 10km Transceiver Module

Network downtime can cripple your business, especially when long-haul links fail to deliver reliable speed. The Fs.com GLC-LH-SMD, 1000BASE-LX/LH SFP 1310nm 10km Transceiver Module gives you a proven, Cisco-compatible solution for extending Ethernet over single-mode fibre up to ten kilometres, keeping your data flowing smoothly and securely.

Reliable connectivity with Fs.com GLC-LH-SMD, 1000BASE-LX/LH SFP 1310nm 10km Transceiver Module

You often face the challenge of connecting distant sites without sacrificing performance. Inconsistent links lead to packet loss, higher latency, and costly troubleshooting. This transceiver solves the problem by offering a stable 1.25 Gbps link over 1310 nm fibre, fully compliant with SFF-8472 and IEEE 802.3ah standards. It fits seamlessly into any SFP slot, providing a hassle-free upgrade path for existing Cisco equipment and ensuring your network scales with confidence.

Key Features 

• Cisco Compatible: GLC-LH-SMD - matches Cisco part numbers for easy replacement.
• Vendor Name: FS - trusted manufacturer with a reputation for quality.
• Form Factor: SFP - compact, hot-swappable design for flexible deployment.
• Max. Data Rate: 1.25Gbps - supports Gigabit Ethernet speeds with headroom.
• Wavelength: 1310nm - optimal for long-distance single-mode fibre transmission.
• Max. Cable Distance: 10km@SMF - reaches up to ten kilometres over standard SMF.
• Connector: Duplex LC - industry-standard connector for reliable fibre mating.
• Optical Components: FP 1310nm - Fabry-Perot laser for stable output power.
• Media: SMF - designed for single-mode fibre infrastructure.
• DOM Support: Yes - allows digital diagnostics monitoring of performance.
• TX Power: -9.5~-3dBm - provides sufficient launch power for long links.
• Receiver Sensitivity: < -23dBm - detects weak signals for extended reach.
• Industrial Temperature Range: -40 to 85°C (-40 to 185°F) - operates in extreme environments.
• Protocols: SFF-8472 MSA Compliant, IEEE 802.3ah-2004 - ensures interoperability and standards compliance.

Benefits 

You gain peace of mind knowing your long-haul connections are built on a proven, standards-compliant platform that delivers consistent 1.25 Gbps performance even over ten kilometres of fibre. The hot-swappable SFP design means upgrades or replacements cause minimal disruption, while the wide temperature range keeps the module reliable in both data-centre and industrial settings. Digital diagnostics let you monitor health in real time, reducing downtime and maintenance costs. Overall, this transceiver provides a cost-effective, future-proof bridge between distant network segments, helping you maintain productivity and service quality.

Specifications