E-link China Technology Co.,LTD
| Payment Terms | L/C,T/T,Western Union,MoneyGram,PayPal |
| Supply Ability | 1000000PCS/Month |
| Delivery Time | 1-3working days |
| Packaging Details | Fiber Media Converter Standard Carton Packaging |
| Access mode | 10/100/1000Mbps Gigabit Ethernet |
| Wavelength | 850nm/1310nm/1550nm |
| Power supply | DC 5~12V |
| Power consumption | <5W |
| Transmission distance | single mode Single fiber: 20/40/60/80 Km |
| Operating temperature | 0~50ºC |
| Brand Name | E-link |
| Model Number | LNK-3011 series |
| Certification | ISO9001 / CE / RoHS / FCC |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,T/T,Western Union,MoneyGram,PayPal | Supply Ability | 1000000PCS/Month |
| Delivery Time | 1-3working days | Packaging Details | Fiber Media Converter Standard Carton Packaging |
| Access mode | 10/100/1000Mbps Gigabit Ethernet | Wavelength | 850nm/1310nm/1550nm |
| Power supply | DC 5~12V | Power consumption | <5W |
| Transmission distance | single mode Single fiber: 20/40/60/80 Km | Operating temperature | 0~50ºC |
| Brand Name | E-link | Model Number | LNK-3011 series |
| Certification | ISO9001 / CE / RoHS / FCC | Place of Origin | China |
| High Light | 120km SFP Gigabit Ethernet Media Converter ，120km Ethernet Media Converter ，1000Base-SX Ethernet Media Converter | ||
Gigabit Ethernet Media Converter 1000Base-SX/LX 120km SFP Slot
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.
✅ Multi-Mode & Single-Mode Fiber Support
1000Base-SX (Multi-mode, 550m max)
1000Base-LX (Single-mode, up to 120km)
Supports dual-fiber & single-fiber (BiDi) modes
✅ Auto-Negotiation & High Compatibility
10/100/1000Mbps adaptive switching
IEEE 802.3/u/z/ab compliant
Plug-and-play installation with auto-MDI/MDIX
✅ Long-Distance Network Extension
Extends LAN/WAN connections beyond copper limits
Fiber optic immunity to EMI/RFI for stable performance
✅ Industrial-Grade Reliability
Wide operating temperature range
Low power consumption & fanless design
LED indicators for real-time monitoring
✔ 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
120km ultra-long reach for remote connectivity
Dual-fiber & single-fiber (BiDi) support
Auto-negotiation for seamless integration
Industrial-grade durability for harsh environments
Multi-Standard Conversion: Seamlessly bridges 10/100/1000Base-T copper Ethernet with 1000Base-SX/LX fiber optic networks
Flexible SFP Compatibility: Hot-swappable SFP slot supports both multi-mode (550m) and single-mode (120km) fiber modules
Auto-Negotiation Intelligence: Automatically detects and adjusts between 10/100/1000Mbps speeds and full/half-duplex modes
Smart Cable Detection: Auto-sensing MDI/MDI-X crossover eliminates manual configuration
Dual-Fiber & Single-Fiber Options: Supports:
1000Base-SX (multi-mode dual fiber)
1000Base-LX (single-mode dual fiber)
BiDi single-fiber (TX/RX over one strand)
Extended Temperature Operation: Reliable performance in -40°C to +75°C environments
EMI/RFI Immunity: Fiber optic transmission eliminates electromagnetic interference
Low-Power Design: <5W consumption with fanless thermal management
Rack-Mountable Options: 1U chassis available for data center installations
Compact Standalone: Desktop units for field deployments
LED Status Indicators: Real-time monitoring of power/link/activity
Standards: IEEE 802.3/u/z/ab compliant
Certifications: CE, FCC, RoHS
Protocol Support: Jumbo frames up to 9KB
1. Enterprise Network Infrastructure
Data center interconnections between server racks
Campus network extensions across multiple buildings
Office backbone networks requiring EMI-free transmission
PoE network expansions for IP phone systems
2. Telecommunications & ISP Deployments
FTTH (Fiber to the Home) backhaul connections
Cell tower backhaul for 4G/5G base stations
ISP last-mile solutions in urban/rural areas
MPLS network edge device connections
3. Industrial Automation Systems
Factory automation networks in harsh environments
SCADA system integrations for utility grids
Oil/gas pipeline monitoring with long-distance needs
Smart grid communications between substations
4. Security & Surveillance Networks
IP camera fiber backbones for large facilities
Traffic monitoring systems along highways
Airport security networks requiring reliable transmission
City surveillance systems with centralized monitoring
5. Transportation Infrastructure
Intelligent traffic system (ITS) networks
Railway signaling communications
Tunnel monitoring systems
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
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2001
Total Annual:
>10000000
Employee Number:
21~200
Ecer Certification：
Verified Supplier
Established in 2001 & headquartered in Shenzhen, E-link China Technology Co., Ltd. (E-link) is a leading manufacturer of fiber optic communication and video transmission products in China. Our main products include: Fiber Media Converters Industrial Ethernet PoE switchs P... Established in 2001 & headquartered in Shenzhen, E-link China Technology Co., Ltd. (E-link) is a leading manufacturer of fiber optic communication and video transmission products in China. Our main products include: Fiber Media Converters Industrial Ethernet PoE switchs P...
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