
LMT-MM850
Hightlight Features
Parameter | Symbol | Minimum | Maximum | Units |
Storage Temperature | Tst | -40 | +85 | °C |
Supply Voltage | Vcc | 0 | +3.6 | V |
Operating Relative Humidity | RH | 5 | 95 | % |
Parameter | Symbol | Min | Typical | Max | Units |
Supply Voltage | Vcc | 3.15 | 3.45 | V | |
Operating Case Temperature | Tc | -40 | +85 | °C | |
Power Dissipation | 1 | W |
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| Product Category | L3 Managed PoE Ethernet Fiber Switch |
| Hardware Specifications | 48GE PoE + 4* 10G SFP+ |
| Warranty | 3 years |
| Total number of optical ports | 4 |
| Number of 1GE combo ports | 0 |
| Number of 1GE SFP ports | 0 (All 4 are 1/10G SFP+) |
| Number of 10GE SFP+ ports | 4 |
| Number of 10/100BASE-T ports | 0 |
| Number of 10/100/1000BASE-T ports | 48 |
| Number of 10/100/1000/2500BASE-T ports | 0 |
| Number of 100/1000/2.5G/5G/10GBASE-T ports | 0 |
| Number of PoE Out ports | 48 |
| Number of PoE/PoE+ Out ports | 48 (IEEE 802.3af/at) |
| Number of PoE/PoE+/PoE++ Out ports | 0 |
| PoE budget | 600W |
| PoE power pins | 1/2(+), 3/6(-) |
| Forwarding rate | 130.94 Mpps |
| Switching capacity | 176 Gbps |
| MTBF | Not specified in document |
| Operating temperature | -20°C to 55°C |
| Altitude | Not specified in document |
| Surge protection | 6KV (8/20us) |
| PoE watchdog | Supported (PD alive check) |
| Jumbo frame length (MTU) | 9.6K |
| Port isolation | Supported |
| Broadcast storm control | Supported |
The LM-4804XFMGP-L3 works as both a switch and a router. This makes it perfect for complex environments. Instead of sending all routing tasks to a separate router, this switch can:
It is good for businesses that require high internal performance now while allowing the network to scale and expand in the future.
This model is ideal for:

1. 48 Gigabit Ports
Supports big setups with lots of devices like PCs, APs, servers, POS systems, and IP cameras.
2. 10G Fiber Uplinks
Four SFP+ 10G ports offer a robust connection for linking multiple switches or floors.
3. Layer 3 Routing
Handles routing internally. Faster performance for multi-VLAN networks—ideal for large organizations.
4. High PoE Power (740W)
Power many cameras, access points, and VoIP phones easily. No extra power adapters needed.
5. Advanced Security
Protects against unauthorized access with:
ACLs
802.1X
DHCP Snooping
IP conflict prevention
6. Better QoS Control
Provides smooth video streaming, clear voice calls, and reliable Wi-Fi, even during heavy use.
7. Remote Monitoring & Management
View performance, troubleshoot issues, and configure VLANs from anywhere.
The LM-4804XFMGP-L3 is built for heavy workloads. It handles:
It has 10G uplink ports, so it connects easily to servers, NVR racks, or a building’s backbone network. This setup prevents bottlenecks.
The switch also offers intelligent traffic management, meaning:
This is great for system integrators in Dubai and the UAE. They can easily deploy the switch in large or multi-building networks.



You can get the LM-4804XFMGP-L3 from LANMUS’s authorized distributors in the UAE and worldwide. LANMUS provides fast delivery and real support. Whether you need one unit or a bulk order for larger rollouts, we’ve got you covered. For quotations or technical assistance, contact [email protected]. LANMUS also helps system integrators select the right models for different project sizes.







24* 10/ 100/ 1000Base-T PoE ports 4* 10/ 100/ 1000Base-Tuplink Combo RJ45 ports 4*100/1000Base-X uplink Combo SFP ports 1*RS232 console ports
4* 1/ 10G uplink SFP+ ports 48* 10/ 100/ 1000Base-T PoE RJ45 ports 1*Console port 1*USB port
Port 1-24 support 10/ 100/ 1000Base-T auto-sensing, full/half duplex MDI/MDI-X self-adaption
Port 1-48 support 10/ 100/ 1000Base-T(X) auto-sensing, full/half duplex MDI/MDI-X self-adaption
10BASE-T: Cat3,4,5 UTP(≤100 meters) 100BASE-TX: Cat5 or later UTP(≤100 meters) 1000BASE-T: Cat5e or later UTP(≤100 meters)
10BASE-T: Cat3,4,5 UTP(≤100 meters) 100BASE-TX: Cat5 or later UTP(≤100 meters) 1000BASE-T: Cat5e or later UTP(≤100 meters)
Gigabit SFP optical fiber interface, default no include optical modules (Only supports single-mode single fiber optical module. LC)
Gigabit SFP optical fiber port and 10G SFP+ optical fiber port, default no include optical modules (optional order single-mode / multi-mode, single fiber / dual fiber optical module. LC)
Multi-mode: 850nm / 0-550M( 1G), 850nm /0-300M( 10G), Single-mode: 1310nm / 0-40KM, 1550nm / 0- 120KM.
L2+
L3
Supports ERPS ring network function, with a maximum number of rings of 5 and a convergence time of<20ms
Supports ERPS ring network function, with a maximum number of rings of 5 and a convergence time of<20ms
IEEE802.3 10BASE-T, IEEE802.3i 10Base-T, IEEE802.3u 100Base-TX IEEE802.3ab 1000Base-X, IEEE802.3z 1000Base-X, IEEE802.3x
IEEE802.3 10BASE-T, IEEE802.3i 10Base-T, IEEE802.3u 100Base-TX IEEE802.3ab 1000Base-T, IEEE802.3z 1000Base-X, IEEE802.3ae10GBase-LR/SR, IEEE802.3x
Store and Forward(Full Wire Speed)
Store and Forward(Full Wire Speed)
56Gbps
176Gbps
41.66Mpps
131Mpps
8K
32K
Yes, Press and hold the reset switch for 5s and release it to restore the factory settings
Yes, Press and hold the reset switch for 10s and release it to restore the factory settings
AC:100-240V50/60Hz
AC100-240V 50/60Hz
Supports 1,2+, 3,6-power supply
Default 1/2 (+), 3/6 (-)
IEEE802.3af/at, with a maximum power of 30w per port and a total power of 450w
15.4W per port, with a maximum power of 30W per port
Lightning protection: 6KV 8/20us, Protection level: IP40 IEC61000-4-2(ESD):±8kV contact discharge,±15kV air discharge IEC61000-4-3(RS):10V/m(80~ 1000MHz) IEC61000-4-4(EFT): power cable:±4kV; data cable:±2kV IEC61000-4-5(Surge):power cable:CM±4kV/DM±2kV; data cable:±4kV IEC61000-4-6(radio frequency transmission):10V( 150kHz~80MHz) IEC61000-4-8(power frequency magnetic field):100A/m;1000A/m , 1s to 3s IEC61000-4-9(pulsed magnet field):1000A/m IEC61000-4- 10(damped oscillation):30A/m 1MHz IEC61000-4- 12/ 18(shockwave):CM 2.5kV,DM 1kV IEC61000-4- 16(common-mode transmission):30V; 300V, 1s FCC Part 15/CISPR22(EN55022):Class B IEC61000-6-2(Common Standard)
Lightning protection: 6KV 8/20us; Protection level: IP40 IEC61000-4-2(ESD):±8kV contact discharge,±15kV air discharge IEC61000-4-3(RS):10V/m(80~ 1000MHz) IEC61000-4-4(EFT): power cable:±4kV; data cable:±2kV IEC61000-4-5(Surge):power cable:CM±4kV/DM±2kV; data cable:±4kV IEC61000-4-6(radio frequency transmission):10V( 150kHz~80MHz) IEC61000-4-8(power frequency magnetic field):100A/m;1000A/m , 1s to 3s IEC61000-4-9(pulsed magnet field):1000A/m IEC61000-4- 10(damped oscillation):30A/m 1MHz IEC61000-4- 12/ 18(shockwave):CM 2.5kV,DM 1kV IEC61000-4- 16(common-mode transmission):30V; 300V, 1s FCC Part 15/CISPR22(EN55022):Class B IEC61000-6-2(Common Industrial Standard)
IEC60068-2-6 (anti vibration), IEC60068-2-27 (anti shock) IEC60068-2-32 (free fall)
IEC60068-2-6 (anti vibration) IEC60068-2-27 (anti shock) IEC60068-2-32 (free fall)
CCC, CE mark, commercial, CE/LVD EN62368- 1, FCC Part 15 Class B, RoHS
CCC, CE mark, commercial, CE/LVD EN62368- 1, FCC Part 15 Class B, RoHS
-20~+55°C;5%~90% RH Non condensing
-20~+55°C;5%~90% RH Non condensing
-20~+75°C;5%~95% RH Non condensing
-20~+75°C;5%~95% RH Non condensing
440mm* 300mm*44mm
440mm* 300mm*44mm
Desktop, DIN rail
Desktop, 19 inch 1U cabinet installation
Auto-negotiation Flow Control Port Mirror: TX/RX/BOTH; Many-to-1 monitor Traffic statistics
Auto-negotiation Flow Control Port Mirror: TX/RX/BOTH; Many-to-1 monitor Traffic statistics
Static link aggregation LACP Algorithm based on Source/Destination MAC Algorithm based on Source/Destination IP
Static link aggregation LACP Algorithm based on Source/Destination MAC Algorithm based on Source/Destination IP
Aging Time Static MAC address Dynamic MAC address management
Aging Time Static MAC address Dynamic MAC address management
4094 Active VLANs 4094 VID 802.1Q Tag VLAN Port VLAN Protocol VLAN MAC VLAN Voice VLAN 802.1ad Q-in-Q tunneling Private VLAN (Protected port) GARP/GVRP
4094 Active VLANs 4094 VID 802.1Q Tag VLAN Port VLAN Protocol VLAN MAC VLAN Voice VLAN 802.1ad Q-in-Q tunneling Private VLAN (Protected port) GARP/GVRP
256ACLs L2+, L2+ e L4 Time-based ACL
256ACLs L2, L3 e L4 Time-based ACL
802.1D Spanning Tree Protocol (STP) 802.1w Rapid Spanning Tree Protocol (RSTP) 802.1s Multiple Spanning Tree Protocol (MSTP) Loop Guard Root Guard TC-BPDU Guard BPDU Guard BPDU Filter
802.1D Spanning Tree Protocol (STP) 802.1w Rapid Spanning Tree Protocol (RSTP) 802.1s Multiple Spanning Tree Protocol (MSTP) Loop Guard Root Guard TC-BPDU Guard BPDU Guard BPDU Filter
<20ms G.8032 ERPS Ring
<20ms G.8032 ERPS Ring
256 groups IGMP v1/v2/v3 Snooping, Fast Leave MLD Snooping Multicast VLAN
256 groups IGMP v1/v2/v3 Snooping, Fast Leave MLD Snooping Multicast VLAN
port-based CoS 802.1p-based CoS DSCP-based Scheduling algorithms SP, WRR, SP+WRR Storm Control (Broadcast, Multicast, Unknown Unicast) Bandwidth control per port
port-based CoS 802.1p-based CoS DSCP-based Scheduling algorithms SP, WRR, SP+WRR Storm Control (Broadcast, Multicast, Unknown Unicast) Bandwidth control per port
SNMP v1/v2c/v3 with Full Private MIBs RMON 4 groups WEB (HTTP/HTTPS) CLI (Telnet, Console, SSHv1/v2) Firmware upgrade via console/web/TFTP Configuration Backup/Reload Dual Firmware LLDP
SNMP v1/v2c/v3 with Full Private MIBs RMON 4 groups WEB (HTTP/HTTPS) CLI (Telnet, Console, SSHv1/v2) Firmware upgrade via console/web/TFTP Configuration Backup/Reload Dual Firmware LLDP
Port Security MAC address filter ARP Association (Manual, ARP scanning, DHCP snooping) ARP Protection DoS (Denial of Service) Classification of packages based on: End.MAC, IP End, TCP / UDP Ports, Protocol Type; 802.1x Authentication (port-based e MAC-based) TACACS/TACACS+ Authentication RADIUS Authentication DHCP Filter Guest VLAN SSLv2/SSLv3/TLSv1 SSHv1/SSHv2 Restriction of WEB access based on: IP Address, And. MAC and Port; Port Isolation Loopback detection
Port Security MAC address filter ARP Association (Manual, ARP scanning, DHCP snooping) ARP Protection DoS (Denial of Service) Classification of packages based on: End.MAC, IP End, TCP / UDP Ports, Protocol Type; 802.1x Authentication (port-based e MAC-based) TACACS/TACACS+ Authentication RADIUS Authentication DHCP Filter Guest VLAN SSLv2/SSLv3/TLSv1 SSHv1/SSHv2 Restriction of WEB access based on: IP Address, And. MAC and Port; Port Isolation Loopback detection
DNS Client DHCP Relay DHCP Client DHCP Snooping DHCP Option 82 SNTP Client UDLD
DNS Client DHCP Relay DHCP Client DHCP Snooping DHCP Option 82 SNTP Client UDLD
Cable Diagnostics Ping SFP DDM(Digital Diagnostics Monitoring) Thermal protection System log (Local and Remote) Memory and CPU Monitoring
Cable Diagnostics Ping SFP DDM(Digital Diagnostics Monitoring) Thermal protection System log (Local and Remote) Memory and CPU Monitoring
LM-4804XFMGP-L3
AC100-240V 50/60Hz
1
1
440mm* 300mm*44mm
Yes, the LM-4804XFMGP-L3 is designed for high-density networks with multiple departments or floors. Its 48 Gigabit ports and smart routing keep traffic flowing smoothly, even with many devices active. The switch keeps the network stable in offices, malls, and commercial buildings. It won't slow down.
Layer 3 routing lets the switch manage inter-VLAN traffic on its own. This cuts down the need for external routers. This allows quicker communication between departments or floors. It also keeps networks separate for security. Businesses benefit from lower latency and more efficient data management.
Yes. With a 740W PoE budget, it can power multiple cameras and access points directly via Ethernet. Its QoS features prioritize video traffic, reducing lag and buffering. This makes it ideal for surveillance systems in hotels, malls, or offices.
Yes. The switch offers a Web GUI, CLI, SNMP, and RMON. This lets IT teams configure settings and monitor performance from any location. Remote monitoring is great for multi-site deployments. It helps when system integrators handle multiple client networks.
It offers strong security for businesses. Features include ACLs, 802.1X authentication, DHCP Snooping, and IP Source Guard. These features prevent unauthorized access, mitigate attacks, and ensure sensitive data remains protected. Security settings can be managed per port or VLAN for fine-grained control.
Yes, the LM-4804XFMGP-L3 uses standard networking protocols. It works well with third-party routers, servers, access points, and NVR systems. This allows easy integration into current systems without brand concerns.
The switch is perfect for corporate offices, hotels, malls, educational institutions, warehouses, and industrial sites. It can manage high traffic and many connected devices. This makes it great for commercial and critical infrastructure networks.
It supports PoE scheduling. It also has low-power idle modes to save energy when devices aren't in use. These energy-saving features help businesses lower operational costs without compromising network performance.
The LM-4804XFMGP-L3 has top-notch parts, a 500,000-hour MTBF, and strong PoE management. With LANMUS support and firmware updates, it delivers reliable performance even in tough network conditions.
LANMUS offers a 1–3 year warranty. It also provides help with installation, configuration, and troubleshooting. Vendors and system integrators can find help to choose the right switch for their projects or clients.
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