Industrial L2+ 8-Port 10/100/1000T 802.3at PoE + 8-Port 1000X SFP Managed Ethernet Switch
Industrial Managed Ethernet Switch Overview
The LNK-IMC808GPM Series is a ruggedized, L2+ managed industrial switch. It features
8x 10/100/1000Base-T RJ45 ports with 802.3at PoE+ support, as well as 8x 1000Base-X SFP fiber ports.
Designed for harsh environments, the switch delivers high-power PoE for devices such as IP cameras
and wireless access points. It provides flexible fiber connectivity (single-mode and multi-mode)
and enables seamless network integration between remote locations.
The switch offers advanced management and reliability.
Industrial Managed Ethernet Switch Features
►Provides 8×10/100/1000Base-T RJ45 ports and 8×1000Base-X SFP slots
►RJ45 ports support 10/100/1000Mbps full/half-duplex, auto-negotiation, and Auto MDI/MDIX
►IEEE 802.3af/at compliant for PoE applications
►DIP switch control enables one-key VLAN, one-key ring management, PoE reset, and extended 250m PoE transmission
►USB-C management port for simplified configuration, eliminating the need for RS232 serial access
►Supports 9K Jumbo Frames for high-performance data transfer
►Compliant with IEEE 802.3az Energy Efficient Ethernet (EEE)
►Rugged IP40-rated aluminum housing for enhanced durability
►Easy DIN-rail installation for industrial environments
►Wide operating temperature range: -40°C to 80°C (-40°F to 176°F)
Industrial Managed Ethernet Switch Technical Indexes
| Ethernet |
| Standards: | IEEE802.3 10BASE-T |
| IEEE802.3u 100BASE-TX |
| IEEE802.3ab 1000BASE-T |
| IEEE802.3z 1000BASE-X |
| IEEE802.3p QoS |
| IEEE802.1d Spanning Tree |
| Forward & Filtering Rate: | 14,880pps (10Mbps) |
| 148,800pps (100Mbps) |
| 1,488,000pps (1000Mbps) |
| Packet Buffer Memory: | 2.75M bits |
| Processing Type: | Store-and-Forward |
| Backplane bandwidth | 64Gbps |
| Max Packet Length: | 16K Bytes Jumbo Frame |
| Address Table Size: | 16K MAC Addresses |
| Interface |
| Connector: | 8 x RJ45 |
| RS485: | 1 x RS485 (Optional) |
| Optical Port: | 8 x 1000Base-X SFP |
| USB-C: | 1 x USB-C (for Management) |
| RS485 Serial Interface (Optional) |
| Physical interface | Industrial standard 3-pin screw terminal |
| Data type | 1Ch RS485 Bi-Direction |
| RS-485 signals | Data +, Data-, GND |
| Serial port line distance (copper) | 1000 meters |
| Baud rate | 0 ~ 800kbps |
| PoE (Power over Ethernet) |
| Standard: | IEEE 802.3at Power over Ethernet Plus |
| IEEE 802.3af Power over Ethernet |
| Port: | 8 x RJ45 |
| Power Pin Assignment | 1/2 4/5(+), 3/6 7/8(-) |
| PoE Budget: | Up to 240-watt PoE budget |
| 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: | 48~57VDC, Redundant Power (6-pin Terminal Block) |
| Power Consumption: | 8W Max. (PoE in Use<240W) |
| Protection: |
| Power Input Overload: | Automatic Resettable |
| Reverse Polarity: | Present |
| DIP Switch |
| 4-digit DIP switch function 
| DIP | Function | Settings |
| SW 1 | VLAN | ON - Enabled | OFF - Disabled |
| SW 2 | Ring Management | ON - Enabled | OFF - Disabled |
| SW 3 (to be upgraded) | 250m PoE Network | ON - Enabled | OFF - Disabled |
| SW 4 (to be upgraded) | PoE Reset | ON - Enabled | OFF - Disabled |
| LED Indicators: |
| PWR | Power Status |
| Ethernet (Per Port) | Link/Activity |
| PoE | PoE Status |
| Fiber: | Gigabit SFP Port: F9~F12 |
| Dimensions (WxDxH): | 149 x 114 x 50 mm |
| Weight: | 0.65Kg |
| Casing: | Aluminum Case |
| Mounting Options: | DIN-Rail mount |
| Software Features |
| Redundancy Protocols | Support STP/RSTP/MSTP/ERPSv2, Link Aggregation |
| Multicast Support | Support IGMP Snooping V1/V2/V3,support GMRP, GVMP,802.1Q |
| VLAN | Support IEEE 802.1Q 4K VLAN,support QINQ, Double VLAN, |
| Time Management | SNTP |
| QOS | Flow-based redirection Flow-based rate limiting
Flow-based packet filtering
8*Output queues of each port 802.1p/DSCP priority mapping
Diff-Serv QoS, Priority Mark/Remark
Queue Scheduling Algorithm (SP, WRR, SP+WRR) |
| ACL | Port-based Issuing ACL ACL based on port and VLAN
L2 to L4 packet filtering, matching first 80 bytes message.
Provide ACL based on MAC, Destination MAC address, IP Source, Destination IP, IP Protocol Type, TCP/UDP Port, TCP/UDP Port Range, and VLAN, etc |
| PoE Management | Total power limit of PoE power supply PoE output power allocation
PoE output priority configuration
PoE working status
Scheduling of PoE operation |
| Diagnostic Maintenance | Support port mirroring, Syslog, Ping |
| Management Function | Support CLI, WEB, SNMPv1/v2/v3, Telnet server for management, EEE, LLDP, DHCP Server/Client (IPv4/IPv6), Cloud/MQTT |
| Alarm Management | Support 1 way relay alarm output, RMON, TRAP |
| Security | Broadcast Storm Protection, HTTPS/SSLv3, AAA & RADIUS, SSH2.0 Support DHCP Snooping, Option 82, 802.1X security access,
Support user hierarchical management, ACL access control list,
Support DDOS, port-based MAC filtering / binding, MAC black holes, IP source protection, Port isolation, ARP message speed limit |
| Advance Layer 2+ Features | IPv4/IPv6 Management Static Route |
| Regulatory Approvals |
| ISO9001, CE, RoHS, FCC |
| EN55022:2010+AC: 2011, Class A |
| EN 61000-3-2: 2006+A1: 2009+A2: 2009 |
| EN 61000-3-3: 2013 |
| EN55024:2010 |
| 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) |
Industrial Managed Ethernet Switch Ordering Information
| Model | Description |
| LNK-IMC808GPM | Industrial L2+ 8-Port 10/100/1000T 802.3at PoE + 8-Port 1000X SFP Managed Ethernet Switch |
| SFP Options | ► SFP option. Please select your SFP on our SFP Options Page |
| ► SFP module is to be purchased separately. |
| Mounting Options | ► Default DIN-Rail Bracket installed |
| Power Options | ► DIN-Rail Power Supply. Open Wire for Terminal Block. |
| ► Power Supply is to be purchased separately. |
Industrial Managed Ethernet Switch Application
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.
