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E-link China Technology Co.,LTD

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China Industrial Gigabit PoE Switch 4×30W Ports + SFP 250m Extended Range
China Industrial Gigabit PoE Switch 4×30W Ports + SFP 250m Extended Range

  1. China Industrial Gigabit PoE Switch 4×30W Ports + SFP 250m Extended Range
  2. China Industrial Gigabit PoE Switch 4×30W Ports + SFP 250m Extended Range
  3. China Industrial Gigabit PoE Switch 4×30W Ports + SFP 250m Extended Range
  4. China Industrial Gigabit PoE Switch 4×30W Ports + SFP 250m Extended Range

Industrial Gigabit PoE Switch 4×30W Ports + SFP 250m Extended Range

  1. MOQ: 1 pcs
  2. Price: US$209-US$229
  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 Ethernet Switch 4-Port PoE
Voltage Range DC48V~57V
Power Distance 250m 20W
Ethernet Port 4-Port 10/100/1000BASE-TX RJ45
Fiber Port 2-Port 10/100/1000BASE-FX SFP
Installation DIN-Rail or Wall mounts
Brand Name E-link
Model Number LNK-GYT204GP-SFP
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 Ethernet Switch 4-Port PoE Voltage Range DC48V~57V
Power Distance 250m 20W Ethernet Port 4-Port 10/100/1000BASE-TX RJ45
Fiber Port 2-Port 10/100/1000BASE-FX SFP Installation DIN-Rail or Wall mounts
Brand Name E-link Model Number LNK-GYT204GP-SFP
Certification ROHS,FCC,CE Place of Origin China

Industrial Gigabit PoE Switch 4×30W Ports + SFP 250m Extended Range


Product Overview:

The LNK-GYT204GP-SFP Industrial Gigabit PoE+ Switch delivers 250m extended-range connectivity with 4×10/100/1000BASE-T PoE+ ports and 2×1000BASE-SFP fiber slots, designed for demanding industrial and surveillance applications.

Key Features & Benefits:

✅ Extended-Range Gigabit PoE+ Power

  • 4× Gigabit PoE+ ports (IEEE 802.3at/af compliant) transmit data and 30W power up to 250 meters

  • Supports high-power devices like PTZ cameras, WiFi 6 APs, and industrial sensors

✅ High-Speed Fiber Connectivity

  • 2× 1000BASE-SFP slots support single-mode (up to 120km) and multi-mode fiber

  • Enables noise-immune backbone links for critical infrastructure

✅ Industrial-Grade Reliability

  • 6kV surge protection and static shielding for harsh environments

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

  • DIN-rail or wall-mountable rugged metal housing

✅ Advanced Network Management

  • One-key VLAN mode simplifies network segmentation

  • QoS prioritization ensures smooth video transmission

  • Storm control prevents network congestion

Applications:

  • Large-scale surveillance systems (airports, smart cities)

  • Industrial automation networks (factory floors, remote sites)

  • Transportation infrastructure (highways, rail systems)

Product Features:

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

  • 250m Long-Distance Transmission: Ideal for large-area surveillance and outdoor wireless AP deployments (10Mbps at max range).

  • 4× Gigabit PoE+ Ports (IEEE 802.3at): Deliver 30W per port to power PTZ cameras, WiFi 6 APs, and industrial IoT devices.

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

2. High-Speed Fiber Uplinks

  • 2× 1000BASE-SFP Slots: Support single-mode (120km) or multi-mode fiber (550m) for backbone links.

  • Jumbo Frame (9KB): Optimizes throughput for 4K video streaming and large data transfers.

3. Industrial-Grade Reliability

  • Dual Power Inputs (12~48VDC): Ensure 24/7 uptime with redundant PSU support.

  • 6KV Surge Protection & Wide Temp (-40°C~80°C): Withstands lightning strikes and extreme environments.

  • DIN-Rail/Wall-Mount Design: Compact metal housing for harsh industrial installations.

4. Advanced Traffic Management

  • 802.3x Flow Control: Prevents packet loss in high-density surveillance networks.

  • QoS Prioritization: Ensures low latency for real-time video and VoIP traffic.

Application Scenarios

  1. Large-Scale Surveillance Networks

  • Powers long-range IP cameras (250m) in perimeter security systems with 30W PoE+ per port

  • Provides fiber-optic backhaul (1000BASE-SFP) for multi-site video aggregation

  • Ideal for airport/port surveillance requiring extended-distance copper connectivity

  1. Industrial Automation Systems

  • Connects PLC controllers and HMI devices across factory floors via noise-immune fiber links

  • DIN-rail mounting suits control cabinet installations in automotive/chemical plants

  • Withstands extreme temperatures (-40°C to 80°C) in foundries and mining operations

  1. Transportation Infrastructure

  • Enables tunnel/bridge monitoring systems with 250m PoE reach

  • Dual power inputs ensure reliability for railway signaling equipment

  • 6kV surge protection safeguards against electromagnetic interference near tracks

  1. Smart City Deployments

  • Powers traffic cameras and VMS displays across urban intersections

  • Jumbo frame support optimizes ITS data transmission

  • Wall-mountable design fits streetlight control cabinets

  1. Energy Sector Applications

  • Provides substation communication with fiber-optic isolation

  • 30W PoE+ ports support thermal imaging cameras in solar/wind farms

  • Meets IEC 61850-3 standards for power utility networks

Technical Advantages:

  • Protocol-transparent switching (<1μs latency) for industrial control systems

  • Auto-sensing 10/100/1000Mbps ports simplify network modernization

  • Redundant PSU support complies with NERC CIP reliability standards

Unmanaged Network Switch Technical Indexes

Power

Power Supply

Industrial Power Adaptor

Voltage range

DC48V~57V

Consumption

<5W , PoE output < 120W

Ethernet

Ethernet Port

1~4 ports:

default mode: 10/100/1000BASE-TX;

CCTV mode:10BASE-T;

SFP:1000BASE-X

Transmission Distance

Downlink port: default mode: 0~100m;

CCTV mode - Cat6: 220m, Cat7: 250m

SFP: depends on SFP module performance

Cable

Cat6/7 network cable


Indicator

Status

Power

Power1, Power2

Optical Port

FX1, FX2

Ethernet Port

1~4 ports : green light indicates network status, yellow light indicates PoE status

Working Environment

Working Temperature

-40℃~75℃

Storage Temperature

-40℃~85℃

Humidity

(Non-condensing)

0~95%

Power/Distance
54V

Distance

100m

150m

200m

250m

Power

26W

24W

23W

20W


Ordering Information

Model

Description

LNK-GYT204GP-SFP

4-Port 10/100/1000Base-T PoE(up to 250m) + 2-Port 1000Base-X SFP Ethernet Switch

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

►120W/2.5A 48VDC DIN-Rail Power Supply. Open Wire for Terminal Block.

► Power Supply is to be purchased separately.


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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Get in touch with us

  • Reach Us
  • 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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