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E-link China Technology Co.,LTD

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China Industrial PoE Switch 4-Port 250m Extended 30W UPoE DIN-Rail
China Industrial PoE Switch 4-Port 250m Extended 30W UPoE DIN-Rail

  1. China Industrial PoE Switch 4-Port 250m Extended 30W UPoE DIN-Rail
  2. China Industrial PoE Switch 4-Port 250m Extended 30W UPoE DIN-Rail
  3. China Industrial PoE Switch 4-Port 250m Extended 30W UPoE DIN-Rail
  4. China Industrial PoE Switch 4-Port 250m Extended 30W UPoE DIN-Rail

Industrial PoE Switch 4-Port 250m Extended 30W UPoE DIN-Rail

  1. MOQ: 1 pcs
  2. Price: US$39-US$59
  3. Get Latest Price
Payment Terms L/C,T/T,Western Union,MoneyGram,Paypal
Supply Ability 1000 pcs/month
Delivery Time 5-12 working days
Packaging Details PoE Switch Standard Export Package
Keyword Industrial PoE Switch 4-Port PoE
RJ-45 port 4-port 10/100M copper
Uplink port 2-Port 100BASE-T
Input Voltage DC48V
Installation DIN-Rail or Wall mounts
Warranty 5 years
Brand Name E-link
Model Number LNK-GYT420P
Certification ROHS,FCC,CE
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C,T/T,Western Union,MoneyGram,Paypal Supply Ability 1000 pcs/month
Delivery Time 5-12 working days Packaging Details PoE Switch Standard Export Package
Keyword Industrial PoE Switch 4-Port PoE RJ-45 port 4-port 10/100M copper
Uplink port 2-Port 100BASE-T Input Voltage DC48V
Installation DIN-Rail or Wall mounts Warranty 5 years
Brand Name E-link Model Number LNK-GYT420P
Certification ROHS,FCC,CE Place of Origin China

Industrial PoE Switch 4-Port 250m Extended 30W UPoE DIN-Rail


Product Overview:

The LNK-GYT420P Series Industrial Long-Range PoE Switch delivers 250m extended distance connectivity with 4×10/100BASE-T PoE+ ports and 2×100M uplink ports, specifically designed for demanding industrial surveillance and networking applications.

Key Features & Benefits:

✅ Extended-Range PoE+ Power Delivery

  • 4× PoE+ ports (IEEE 802.3af/at compliant) transmit both power and data up to 250 meters - ideal for large-area surveillance deployments

  • 30W max per port supports power-hungry devices like PTZ cameras, thermal imagers, and industrial sensors

✅ Industrial-Grade Reliability

  • Enhanced surge protection (6kV) and static electricity shielding for harsh environments

  • Wide operating temperature range (-40°C to 75°C) suitable for outdoor cabinet installations

  • Reinforced metal housing withstands vibration and EMI interference

✅ Advanced Network Management

  • One-key VLAN mode simplifies network segmentation for video surveillance systems

  • QoS priority tagging ensures smooth transmission of critical surveillance footage

  • Storm control prevents network congestion and malicious attacks

✅ Optimized for Security Applications

  • Non-blocking switching architecture delivers wire-speed throughput for uninterrupted video streams

  • 250m extended range eliminates the need for additional repeaters in large-scale deployments

  • Plug-and-play operation requires minimal configuration

Product Features:

1. Extended-Range PoE+ Connectivity (250m)

  • 250m Long-Distance Transmission: Ideal for large-area surveillance and outdoor wireless AP deployments.

  • 10Mbps at 250m: Ensures stable connectivity for IP cameras even at maximum range.

  • 4×10/100BASE-T PoE+ Ports: Deliver IEEE 802.3af (15.4W) & 802.3at (30W) power to PTZ cameras, industrial sensors, and VoIP phones.

2. Industrial-Grade Reliability

  • 6KV Lightning & Surge Protection: Safeguards against power surges in harsh environments.

  • Redundant Dual Power Inputs (12~48VDC): Ensures 24/7 uptime for critical applications.

  • Wide Temperature Range (-40°C to 80°C): Operates reliably in extreme outdoor/industrial conditions.

3. Flexible Deployment & Installation

  • DIN-Rail or Wall-Mountable: Compact design for control cabinets, traffic cabinets, or tight spaces.

  • Auto MDI/MDIX & Auto-Negotiation: Simplifies installation with plug-and-play connectivity.

  • 802.3x Flow Control: Prevents data loss in high-traffic surveillance networks.

4. Optimized for Surveillance & IoT

  • Full/Half-Duplex Mode Support: Maximizes bandwidth efficiency for real-time video streaming.

  • 2×100M Uplink Ports: Enable network expansion or fiber connectivity via media converters.

  • Industrial Metal Housing: Resists EMI interference, dust, and vibration.

Application Scenarios

  1. Industrial Surveillance Systems

  • Powers and connects long-range IP cameras (250m) in factory complexes, oil refineries, and mining sites

  • Enables extended-distance video transmission for perimeter security monitoring

  • Withstands harsh industrial environments (-40°C to 80°C) with 6kV surge protection

  1. Transportation Infrastructure

  • Ideal for highway/tunnel surveillance systems requiring 250m PoE reach

  • Provides power+data to roadside traffic cameras and variable message signs

  • DIN-rail mounting suits control cabinet installations in transportation hubs

  1. Smart City Deployments

  • Connects distributed IoT devices across urban surveillance networks

  • Supports outdoor wireless APs in municipal WiFi projects

  • Redundant power inputs ensure reliability for critical city infrastructure

  1. Agricultural Monitoring

  • Extends PoE networks across large farms and greenhouses

  • Powers weather stations, soil sensors, and irrigation controllers

  • Industrial-grade construction resists humidity and temperature fluctuations

  1. Energy Sector Applications

  • Reliable connectivity for remote substation monitoring equipment

  • 30W PoE+ ports support pan-tilt-zoom thermal cameras

  • Metal housing provides EMI protection near high-voltage equipment

Technical Advantages Summary:

  • Extended 250m PoE transmission eliminates intermediate power sources

  • Dual power inputs (12-48VDC) ensure continuous operation

  • 802.3af/at compliance powers both standard and high-power devices

  • Industrial certifications meet IEC 61850-3 for critical infrastructure

Technical Indexes

Interface

4 x 10/100M copper RJ-45 ports, 2 x 100M RJ45 uplink port

PoE Specification

PoE Standard: Supports both IEEE802.3af and IEEE802.3at

Single PoE Port Power Output:

Max. 15.4 watts (IEEE 802.3af)

Max. 30 watts (IEEE 802.3at)

PoE port Auto detect AF/AT devices

PoE Port Output Voltage: DC48V

Power Pin Assignment:1/2+;3/6-

Network Media

10BASE-T: Cat3,4,5 UTP(≤100 meter)

100BASE-TX: Cat5 or later UTP(≤100 meter)

Performance Specification

Bandwidth: 1.2Gbps
Packet Buffer Memory:1M
Packet Forwarding Rate:1488000pps/port
Address Table: 2K

Power Supply

Input Voltage: DC48V (48~55V)

Type of input: 4 pins terminal block(redundancy V1+V1-,V2+V2-)

No-load consumption: MAX 5W@ DC52V0.1A

Full-load consumption: MAX 65W@ DC52V1.25A (802.3af)

Full-load consumption: MAX 104W@ DC52V2A (802.3af+)

Full-load consumption: MAX 130W@ DC52V2.5A (802.3at)

Mechanical Structure

Shell: IP30 protect grade, metal shell

Installation: DIN-Rail or Wall mounts

Warranty

5 years


Application Display Diagram


Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • 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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  • E-link China Technology Co.,LTD
  • 5F, Building D South, Jinshenghui Science Park, No. 3, Dafu Road, Fucheng Street, Guanlan, Longhua District, Shenzhen, China
  • https://www.industrialpoeswitches.com/

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