# E-link China Technology Co.,LTD | AI Smart PoE+ Injector LED Display,IEEE802.3at 30W Gigabit PoE Power,End-Span Mid-Span PoE+ Injector, Industrial PoE++ Ethernet Switch,Smart Managed PoE Switch,Mini Industrial PoE Switch with Voltage Booster, 4-Port PoE+ Ethernet Switch,Industrial AI Smart Managed Switch,PoE+ Switch with Voltage Booster, ## summary > Manufacturer, Exporter, Brands: E-link, Established in 2001, Employees: 21~200, Annual sales: >10000000, Export ratio: 80% - 90%, Primary markets: North America, Eastern Asia, Middle East, South America. ## Company Information * [Company Profile](https://www.industrialpoeswitches.com/aboutus.html): Overview, history, teams and core capabilities. * [Factory & Manufacturing](https://www.industrialpoeswitches.com/factory.html): Production capacity, OEM/ODM capabilities, and R&D strength. * [Quality Control](https://www.industrialpoeswitches.com/quality.html): ISO certifications, quality standards, and compliance. * [Contact Us](https://www.industrialpoeswitches.com/contactus.html): Global offices, inquiries, and support channels. ## Product Category * [Industrial PoE Switch](https://www.industrialpoeswitches.com/supplier-469591-industrial-poe-switch): Keywords: Unmanaged Industrial PoE Switch,Industrial PoE Switch,RJ45 Industrial PoE Switch. * [Industrial Ethernet Switch](https://www.industrialpoeswitches.com/supplier-469589-industrial-ethernet-switch): Keywords: Industrial Ethernet Switch,Din Rail Wall Mount Ethernet Switch,Managed Industrial Ethernet Switch. * [Industrial Fiber Media Converter](https://www.industrialpoeswitches.com/supplier-469588-industrial-fiber-media-converter): Keywords: RJ45 dual port media converter,dual port Fiber Media Converter,SC RJ45 Fiber Media Converter. * [PoE Power Injector](https://www.industrialpoeswitches.com/supplier-469578-poe-power-injector): Keywords: PoE Injector Adapter,PoE Injector Adapter,Gigabit PoE Injector. * [PoE Repeater Extender](https://www.industrialpoeswitches.com/supplier-4796001-poe-repeater-extender): Keywords: 10M 100M 1 To 4 Poe Extender,IEEE 802.3af 1 To 4 Poe Extender,12.2W Power Over Ethernet Extender. * [PoE Adapter Splitter](https://www.industrialpoeswitches.com/supplier-472074-poe-adapter-splitter): Keywords: 5V PoE Power Splitter,PoE Power Splitter Injector,USB PoE Injector Splitter. * [Fiber Optic Media Converter](https://www.industrialpoeswitches.com/supplier-469601-fiber-optic-media-converter): Keywords: Video TVI To Hdmi Converter,AHD To Ip Converter,1Ch Video Fiber Converter. * [Commercial Network Switch](https://www.industrialpoeswitches.com/supplier-470809-commercial-network-switch): Keywords: 100M Ethernet Switch,2U fiber optic lan switch,14 Slots Fiber To Lan Converter. * [Serial Device Servers](https://www.industrialpoeswitches.com/supplier-4796010-serial-device-servers): Keywords: Industrial RS-232 to Fiber Converter,Multi-Channel Serial Fiber Converter,DIN-Rail RS-485 Fiber Converter. * [HDMI Video Extender](https://www.industrialpoeswitches.com/supplier-469595-hdmi-video-extender): Keywords: 4K Fiber To HDMI Extender,80km HDMI usb extender,HDMI Fiber Extender Transceiver. * [SDI Video Extender](https://www.industrialpoeswitches.com/supplier-469597-sdi-video-extender): Keywords: Mini Converter Audio To SDI,HD Mini Converter Audio To SDI,Fiber Video Converter 20KM. * [DVI Video Extender](https://www.industrialpoeswitches.com/supplier-469600-dvi-video-extender): Keywords: KVM usb to rs232 converter,KVM DVI Fiber Converter,RS232 Dvi To Hdmi Female Converter. * [Video Audio Converter](https://www.industrialpoeswitches.com/supplier-4796015-video-audio-converter): Keywords: TVI To Hdmi Converter,Video TVI To Hdmi Converter,AHD To Ip Converter. * [Fiber Optic LAN Card](https://www.industrialpoeswitches.com/supplier-4796019-fiber-optic-lan-card): Keywords: 100M Fiber Optic LAN Card,Fiber Optic LAN Card. * [USB Type-C Network Adapter](https://www.industrialpoeswitches.com/supplier-4796021-usb-type-c-network-adapter): Keywords: NIC Network Adapter,USB 3.0 to Gigabit Ethernet,Micro USB 3.0 Gigabit Ethernet. * [Fiber Optic Accessories](https://www.industrialpoeswitches.com/supplier-470213-fiber-optic-accessories): Keywords: Duplex Fiber Optic Accessories,SFP USB Over Fiber Extender,4 port fiber optic extender. * [SFP Transceiver Module](https://www.industrialpoeswitches.com/supplier-470209-sfp-transceiver-module): Keywords: sfp lc module Transceivers,Duplex sfp lc module,duplex sfp module. * [Common Networking Devices](https://www.industrialpoeswitches.com/supplier-4796024-common-networking-devices): Keywords: RJ45 Ethernet Surge Protector POE,0.2dB Smart PDU Rack Mount,10KA PDU Power Supply. ## Featured Products * [E-link LNK-AIPSE301M30 IEEE802.3at PoE+ 30W AI Smart Gigabit PoE Injector with LED Screen Display](https://www.industrialpoeswitches.com/sale-55609739-e-link-lnk-aipse301m30-ieee802-3at-poe-30w-ai-smart-gigabit-poe-injector-with-led-screen-display.html): Keywords: AI Smart PoE+ Injector LED Display,IEEE802.3at 30W Gigabit PoE Power,End-Span Mid-Span PoE+ Injector. * [APP and Web Managed 10/100/1000Mbps Gigabit Fiber Media Converter for Networking](https://www.industrialpoeswitches.com/sale-55587573-app-and-web-managed-10-100-1000mbps-gigabit-fiber-media-converter-for-networking.html) * [AI Smart Managed 10G/5G/2.5G/1G/100M RJ45 to 10G SFP+ PoE Fiber Media Converter](https://www.industrialpoeswitches.com/sale-55574691-ai-smart-managed-10g-5g-2-5g-1g-100m-rj45-to-10g-sfp-poe-fiber-media-converter.html) * [AI Smart Managed 8-Port 90W High-Power PoE++ Industrial Switch with Triple Terminal Real-Time Monitoring and Solar Voltage Booster 9-54VDC](https://www.industrialpoeswitches.com/sale-55575839-ai-smart-managed-8-port-90w-high-power-poe-industrial-switch-with-triple-terminal-real-time-monitori.html) * [3-Port 10/100/1000Base-T IEEE802.3bt PoE++ 90W to 1-Port 100/1000BASE-X Mini Industrial AI Smart Managed PoE++ Ethernet Switch with Voltage Booster](https://www.industrialpoeswitches.com/sale-55560444-3-port-10-100-1000base-t-ieee802-3bt-poe-90w-to-1-port-100-1000base-x-mini-industrial-ai-smart-manag.html): Keywords: Industrial PoE++ Ethernet Switch,Smart Managed PoE Switch,Mini Industrial PoE Switch with Voltage Booster. * [IP67 Waterproof Industrial Gigabit PoE Extender (1 x Input 2 x Output)](https://www.industrialpoeswitches.com/videos-53646913-ip67-waterproof-industrial-gigabit-poe-extender-1-x-input-2-x-output.html): Keywords: IP67 Waterproof Industrial Gigabit PoE Extender,Gigabit Industrial PoE Extender. * [2 Port Gigabit PoE Injector Adapter 802.3at 60W 12~48VDC Power Input](https://www.industrialpoeswitches.com/sale-38084900-2-port-gigabit-poe-injector-adapter-802-3at-60w-12-48vdc-power-input.html): Keywords: Gigabit PoE Injector Adapter,60W PoE Injector Adapter,802.3at PoE Adapter 48V. * [4-Port 10/100/1000Base-T IEEE802.3at PoE+ 30W to 1-Port 10/100/1000Base-T Uplink Mini Industrial AI Smart Managed PoE+ Ethernet Switch with Voltage Booster System](https://www.industrialpoeswitches.com/sale-55497247-4-port-10-100-1000base-t-ieee802-3at-poe-30w-to-1-port-10-100-1000base-t-uplink-mini-industrial-ai-s.html): Keywords: 4-Port PoE+ Ethernet Switch,Industrial AI Smart Managed Switch,PoE+ Switch with Voltage Booster. * [4-Port 10/100/1000Base-T IEEE802.3at PoE+ 30W to 1-Port 100/1000BASE-X Mini Industrial AI Smart Managed PoE+ Ethernet Switch with Voltage Booster](https://www.industrialpoeswitches.com/sale-55566068-4-port-10-100-1000base-t-ieee802-3at-poe-30w-to-1-port-100-1000base-x-mini-industrial-ai-smart-manag.html): Keywords: 4-Port PoE+ Ethernet Switch,Industrial AI Smart Managed Switch,Mini PoE+ Switch with Voltage Booster. ## Case Studies & Applications * [Fiber Media Converter 10 100 1000BASE-T to 100 1000BASE-X SFP Mini Media Converter](https://www.industrialpoeswitches.com/cases/fiber-media-converter-10-100-1000base-t-to-100-1000base-x-sfp-mini-media-converter-16831.html) * [Mini Industrial 4 Port 1000M 802.3at PoE + 1 Port 100/1000M SFP Ethernet Switch with 12V to 48V DC Input](https://www.industrialpoeswitches.com/cases/mini-industrial-4-port-1000m-802-3at-poe-1-port-100-1000m-sfp-ethernet-switch-with-12v-to-48v-dc-inp-16832.html) ## Search Search endpoint: https://www.industrialpoeswitches.com/buy-{keyword}.html Rules: - Convert keywords to lowercase - Replace spaces with "-" - Remove special characters Users can combine keywords for more precise searches. ## News & Blog * [What is a PoE Splitter and how does it work?](https://www.industrialpoeswitches.com/news/what-is-a-poe-splitter-and-how-does-it-work-300601.html) * [E-link New 8K HDMI Fiber Extenders are releasing](https://www.industrialpoeswitches.com/news/e-link-new-8k-hdmi-fiber-extenders-are-releasing-172519.html) * [E-link Holiday Notice for 2022 Chinese National Day Holiday](https://www.industrialpoeswitches.com/news/e-link-holiday-notice-for-2022-chinese-national-day-holiday-124019.html) * [Mid-Autumn / Mooncake Festival Introduction](https://www.industrialpoeswitches.com/news/mid-autumn-mooncake-festival-introduction-121671.html) * [Hot weather,Keep cool to use E-link Industrial Ethernet Switches](https://www.industrialpoeswitches.com/news/hot-weather-keep-cool-to-use-e-link-industrial-ethernet-switches-119235.html) * [Industrial Poe Switches Enhance Power Delivery in Harsh Conditions](https://www.industrialpoeswitches.com/blog/industrial-poe-switches-enhance-power-delivery-in-harsh-conditions-388015.html) * [Simplify Metro & SAN Network Maintenance With Intelligent Managed 25G OEO 3R Repeater](https://www.industrialpoeswitches.com/blog/simplify-metro-380940.html) * [Smart Fiber Media Converter with Serial Port: A Practical How-To!](https://www.industrialpoeswitches.com/blog/smart-fiber-media-converter-with-serial-port-a-practical-how-to-361057.html) * [Optimizing Rail Transit Networking with Industrial OEO Fiber Repeater](https://www.industrialpoeswitches.com/blog/optimizing-rail-transit-networking-with-industrial-oeo-fiber-repeater-337074.html)