Gigabit Ethernet Media Converter 1000Base-SX/LX 120km SFP Slot
Gigabit Ethernet Media Converter 1000Base-SX/LX 120km SFP Slot
Product Overview
The LNK-3011 Series Gigabit Ethernet Media Converter enables seamless copper-to-fiber conversion, supporting 10/100/1000Mbps auto-negotiation for high-speed network extension. Compliant with IEEE 802.3/u/z/ab standards, this converter efficiently bridges twisted-pair Ethernet (10/100/1000Base-T) and fiber optic (1000Base-SX/LX) networks, extending transmission distances from 100m over copper to 120km over fiber.
Key Features & Benefits
✅ Multi-Mode & Single-Mode Fiber Support
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1000Base-SX (Multi-mode, 550m max)
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1000Base-LX (Single-mode, up to 120km)
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Supports dual-fiber & single-fiber (BiDi) modes
✅ Auto-Negotiation & High Compatibility
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10/100/1000Mbps adaptive switching
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IEEE 802.3/u/z/ab compliant
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Plug-and-play installation with auto-MDI/MDIX
✅ Long-Distance Network Extension
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Extends LAN/WAN connections beyond copper limits
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Fiber optic immunity to EMI/RFI for stable performance
✅ Industrial-Grade Reliability
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Wide operating temperature range
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Low power consumption & fanless design
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LED indicators for real-time monitoring
Premium Applications
✔ Enterprise Networks – Extend Gigabit Ethernet across buildings
✔ ISP Backbone Networks – Long-haul fiber uplinks
✔ Industrial Automation – EMI-resistant factory networks
✔ Surveillance Systems – Reliable IP camera fiber links
Why Choose Our Converter?
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120km ultra-long reach for remote connectivity
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Dual-fiber & single-fiber (BiDi) support
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Auto-negotiation for seamless integration
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Industrial-grade durability for harsh environments
Core Functionality
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Multi-Standard Conversion: Seamlessly bridges 10/100/1000Base-T copper Ethernet with 1000Base-SX/LX fiber optic networks
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Flexible SFP Compatibility: Hot-swappable SFP slot supports both multi-mode (550m) and single-mode (120km) fiber modules
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Auto-Negotiation Intelligence: Automatically detects and adjusts between 10/100/1000Mbps speeds and full/half-duplex modes
Network Optimization
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Smart Cable Detection: Auto-sensing MDI/MDI-X crossover eliminates manual configuration
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Dual-Fiber & Single-Fiber Options: Supports:
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1000Base-SX (multi-mode dual fiber)
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1000Base-LX (single-mode dual fiber)
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BiDi single-fiber (TX/RX over one strand)
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Industrial-Grade Performance
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Extended Temperature Operation: Reliable performance in -40°C to +75°C environments
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EMI/RFI Immunity: Fiber optic transmission eliminates electromagnetic interference
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Low-Power Design: <5W consumption with fanless thermal management
Deployment Flexibility
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Rack-Mountable Options: 1U chassis available for data center installations
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Compact Standalone: Desktop units for field deployments
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LED Status Indicators: Real-time monitoring of power/link/activity
Technical Compliance
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Standards: IEEE 802.3/u/z/ab compliant
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Certifications: CE, FCC, RoHS
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Protocol Support: Jumbo frames up to 9KB
1. Enterprise Network Infrastructure
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Data center interconnections between server racks
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Campus network extensions across multiple buildings
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Office backbone networks requiring EMI-free transmission
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PoE network expansions for IP phone systems
2. Telecommunications & ISP Deployments
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FTTH (Fiber to the Home) backhaul connections
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Cell tower backhaul for 4G/5G base stations
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ISP last-mile solutions in urban/rural areas
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MPLS network edge device connections
3. Industrial Automation Systems
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Factory automation networks in harsh environments
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SCADA system integrations for utility grids
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Oil/gas pipeline monitoring with long-distance needs
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Smart grid communications between substations
4. Security & Surveillance Networks
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IP camera fiber backbones for large facilities
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Traffic monitoring systems along highways
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Airport security networks requiring reliable transmission
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City surveillance systems with centralized monitoring
5. Transportation Infrastructure
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Intelligent traffic system (ITS) networks
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Railway signaling communications
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Tunnel monitoring systems
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Airport terminal network backbones
Technical Indexs
| Parameter | Specifications |
| Access mode | 10/100/1000Mbps Gigabit Ethernet |
| Standard | IEEE802.3 10Base-T Ethernet, IEEE802.3u 100Base-TX/FX Fast Ethernet, IEEE802.3ab 1000Base-T , IEEE802.3z 1000Base-SX/LX Gigabit Ethernet |
| Wavelength | 850nm/1310nm/1550nm |
| Transmission distance |
multi-mode Dual-fiber: 220m (62.5/125μm)/550m (50/125μm) single mode Dual-fiber: 20/40/60/80 Km single mode Single fiber: 20/40/60/80 Km Category-5 twisted pairs: 100m |
| Port |
One RJ45 port: for connecting with STP/UTP cat5/6 twisted pairs One optical port: Multi-mode Dual-fiber: SC (50, 62.5/125μm) Single mode Dual-fiber: SC (9/125μm) Single mode Single fiber: SC (9/125μm) |
| Conversion means | Media conversion |
| BER | <10-9 |
| MTBF | 100,000 hours |
| LED indicator | POWER (power supply), FX LINK (optical link action), FX (Optical data transfer ), TP LINK1000 (TP cable rate1000M), TP LINK100 (TP cable rate 100M), TP Link/ACT (TP cable packet forwarding action) |
| Power supply | DC 5~12V |
| Power consumption | <5W |
| Operating temperature | 0~50ºC |
| Operating humidity | 5%~90% |
| Maintaining temperature | -40~70ºC |
| Maintaining humidity | 5% ~ 90% non-condensing |
Application Display Disgram
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.