Mini Industrial 4-Port 10/100/1000T 802.3at PoE + 1-Port 100/1000X SFP Ethernet Switch with 12~48VDC Input and Voltage Booster
Mini Industrial SFP Ethernet Switch Overview
The LNK-IMC104GP-SFP Series represents a specialized industrial-grade networking solution engineered for off-grid and solar-powered deployments. This compact switch integrates 4x10/100/1000BASE-T PoE+ ports compliant with IEEE 802.3at standard, along with one 100/1000BASE-X SFP fiber optic slot, providing both electrical and optical connectivity options. The integrated voltage booster technology ensures stable operation with wide 12-48V DC input range, making it particularly suitable for renewable energy applications.
Designed to meet rigorous industrial requirements, this unmanaged Ethernet switch delivers exceptional reliability in challenging environmental conditions. Its robust construction provides inherent resistance to mechanical stress, vibration, and thermal extremes, maintaining consistent performance in temperature-sensitive applications from remote outdoor installations to mobile field operations.
Certified to CE and FCC standards, each unit undergoes comprehensive 100% burn-in testing to verify long-term operational durability. The LNK-IMC104GP-SFP offers an optimized connectivity platform for solar monitoring systems, agricultural IoT networks, and remote surveillance applications, delivering plug-and-play simplicity with enhanced power efficiency for sustainable industrial networking solutions.
Mini Industrial SFP Ethernet Switch Features
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Flexible Fiber Uplink Capability
Equipped with 100/1000BASE-X SFP interface supporting automatic fiber optic transceiver detection, enabling seamless integration with both multi-mode and single-mode fiber backbone networks.
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High-Power PoE+ Port Configuration
Four auto-negotiation Gigabit RJ45 ports with integrated IEEE 802.3at PoE+ injectors deliver up to 30W per port, providing simultaneous data and power connectivity for high-demand devices.
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Advanced Voltage Boosting Technology
Integrated DC-DC power conversion circuitry maintains stable PoE output across 12-48V input range, ensuring consistent performance even with fluctuating solar or battery power sources.
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Intelligent Traffic Management
Implements IEEE 802.3x flow control with full-duplex backpressure mechanism, preventing data packet loss during network congestion while optimizing bandwidth utilization.
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Versatile Mounting System
Designed for universal DIN-rail attachment and flexible wall-mount installation, facilitating rapid deployment in control cabinets, electrical enclosures, and outdoor weatherproof boxes.
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Dynamic PoE Power Allocation
Features smart power budgeting with maximum output of 120W (48V input), 90W (24V input), and 60W (12V input), automatically adjusting power distribution according to connected device requirements.
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Industrial-Grade Enclosure Design
Constructed with IP40-rated sealed metal housing providing complete protection against dust intrusion and mechanical damage, ensuring long-term reliability in demanding outdoor environments.
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Extended Thermal Operation Range
Maintains full operational stability across extreme temperatures from -40°C to 80°C, certified for deployment in arctic conditions and high-temperature industrial applications without performance degradation.
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Auto-Negotiation Ethernet Switching
Supports automatic speed and duplex mode detection across all copper ports, enabling plug-and-play connectivity with mixed-speed devices while maintaining optimal data transfer rates.
Mini Industrial SFP Ethernet Switch Technical Indexes
| Ethernet |
| Standards: | IEEE 802.3 Ethernet |
| IEEE 802.3u Fast Ethernet |
| IEEE 802.3ab Gigabit Ethernet |
| IEEE 802.3x Full-Duplex Flow Control |
| IEEE 802.3az Energy Efficient Ethernet (EEE) |
| IEEE 802.3at Power over Ethernet Plus PSE |
| IEEE 802.3af Power over Ethernet Plus |
| Forward & Filtering Rate: | 14,880pps (10Mbps) |
| 148,800pps (100Mbps) |
| 1,488,000pps (1000Mbps) |
| Packet Buffer: | 1Mbits |
| Packet Length: | 10Kbytes |
| MAC Address Table: | 8K |
| Switch Fabric: | 10Gbps/non-blocking |
| Exchange Property | Backplane bandwidth: 20Gbps; Packet forwarding rate: 14.88Mpps |
| Connector: | 4 ports with 802.3at PoE+ injector function (Ports 1 to 4) |
| Interface |
| Connector: | 4 x RJ45 |
| Optical Port: | 1 x SFP 1000Base-X or 100Base-FX (auto detection) |
| PoE (Power over Ethernet) |
| Standard: | IEEE802.3af/at |
| Port: | RJ45 |
| Power Pin Assignment | 4/5(+), 7/8(-) |
| PoE Budget: | Up to 120-watt PoE budget (48VDC), 90-watt PoE budget (24VDC), 60-watt PoE budget (12VDC) |
| Environmental |
| Operating Temperature: | -40°C to 80°C (-40°F to 176°F) |
| Storage Temperature: | -40°C to 85°C (-40°F to 185°F) |
| Relative Humidity: | 5% to 95% non-condensing |
| MTBF | > 200,000 hrs |
| Electrical and Mechanical |
| Input Power: | 12~48VDC (Terminal Block) |
| Power Consumption: | <125W (Non-PoE<6W) |
| Power Input Overload: | Automatic Resettable |
| Reverse Polarity: | Present |
| Dimensions (WxDxH): | 95 x 70x 29mm |
| Weight: | 0.25Kg |
| Casing: | Aluminum Case |
| Mounting Options: | DIN-Rail / Wall-mount |
| LED Indicators: |
| PWR: | Power |
| L/A: | Link/Activity |
| PoE: | PoE Status |
| Regulatory Approvals |
| ISO9001 |
| EN55022:2010+AC: 2011, Class A |
| EN 61000-3-2: 2006+A1: 2009+A2: 2009 |
| EN 61000-3-3: 2013 |
| EN55032:2017 |
| IEC 61000-4-2: 2008 (ESD) |
| IEC 61000-4-3: 2010 (RS) |
| IEC 61000-4-4: 2012 (EFT) |
| IEC 61000-4-5: 2014 (Surge) |
| IEC 61000-4-6: 2013 (CS) |
| IEC 61000-4-8: 2009 (PFMF) |
Mini Industrial SFP Ethernet Switch Ordering Information
| Model | Description |
| LNK-IMC104GP-SFP | Mini Industrial 4-Port 10/100/1000T 802.3at PoE + 1-Port 100/1000X SFP Gigabit Ethernet Switch with 12~48VDC Input and Voltage Booster |
| SFP Options | ► SFP option. Please select your SFP on our SFP Options Page (Industrial SFP). |
| ► SFP module is to be purchased separately. |
| Mounting Options | ► Default DIN-Rail Bracket installed; Wall Mount Bracket is included. |
| Power Options | ► Power Supply is to be purchased separately |
Mini Industrial SFP Ethernet Switch Application
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Solar-Powered and Off-Grid Communication Systems
Provides reliable network infrastructure for remote solar farms and off-grid installations, enabling fiber-optic backhaul connectivity and PoE+ powered monitoring equipment through efficient DC power utilization and wide temperature operation.
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Intelligent Transportation and Roadside Infrastructure
Supports traffic management systems with fiber optic connectivity and PoE+ for roadside units, vehicle detection sensors, and variable message signs, maintaining operation across extreme weather conditions.
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Industrial IoT and Automation Networks
Enables machine-to-machine communication in manufacturing facilities, connecting sensors, controllers, and inspection cameras through Gigabit PoE+ ports while withstanding harsh industrial environments.
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Mobile and Temporary Deployment Solutions
Ideal for rapid deployment in temporary sites, emergency response vehicles, and military field operations with flexible power input options and robust vibration-resistant construction.
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Outdoor Security and Surveillance Networks
Powers high-resolution PTZ cameras and access control systems through PoE+ while providing fiber uplink capability for long-distance video transmission in perimeter security applications.
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Agricultural Technology and Precision Farming
Supports smart agriculture applications with PoE+ for environmental sensors, automated irrigation controllers, and monitoring cameras in remote field locations using solar power systems.
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Utility and Energy Management Infrastructure
Provides network connectivity for smart grid equipment, substation automation systems, and distributed energy resources with fiber optic reliability and industrial-grade protection.
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Telecommunications Network Edge Deployment
Serves as compact access equipment for telecom operators, enabling fiber to the antenna (FTTA) and small cell deployments with power boosting capability for extended reach applications.
After-Sales and Warranty Policy
It is composed of online customer service and telephone customer service,
providing product consultation, remote technical support, maintenance and acceptance services.
Service Policy: Three-month replacement and three-year warranty.
Replacement: Within three months of purchasing a series of products, after testing the product failure
by technicians and man-made damage caused by non-natural disasters, the purchaser can directly
go to the purchasing point to replace the same type of products.Or a product of comparable performance.
If there is no trouble in product testing, the original sample will be returned.
Warranty: Man-made damage caused by non-natural disasters, our company's free warranty period is 1 year.
[The following circumstances do not fall within the scope of replacement and free maintenance]
1.Damage caused by operation and maintenance not in accordance with the instructions in the product manual.
2.Damage caused by human factors, such as inappropriate voltage input, water intake and breakage.
3.Damage to products caused by natural disasters, such as lightning, earthquakes, fires, etc.
3.Unauthorized alteration of the inherent settings or repair without the company's permission.
4.Products beyond the scope of free maintenance.
5.Damage caused by transportation, loading and unloading during repairs sent by customers.
6.The product bar code or model on the product warranty card does not conform to the product itself.
7.Failure or damage caused by other non-product problems such as design, technology, manufacturing and quality.
