LM-2421FUGP
One of the most common problems we see in real projects is port shortage in our network. Offices add more workstations, CCTV systems expand, and access points increase to meet user demand. When switches run out of ports, teams start daisy-chaining smaller switches. This leads to unstable performance, cable clutter, and troubleshooting headaches. The LM-2421FUGP Unmanaged Switch is designed to eliminate this issue.
It offers high port density and fiber uplink capability. This makes it perfect for large indoor networks that require stable connectivity. Plus, it avoids the complexity of managed setups.
Lanmus Ethernet Managed (LM-2421FUGP)
Standard Unmanaged 24GE+2GE+1SFP 1000M POE Switch , 370W Inbuilt Power Supply
24 downlink 10/100/1000Base-T PoE Ethernet ports, 2 uplink 10/100/1000Base-T Ethernet uplink ports
Series
LMT-GE-MM850
LMT-GE-MM850
LMT-GE-MM850
LMT-GE-MM850
Models
Gigabit
Gigabit
Hightlight Features
- Hardware Type: Unmanaged Ethernet Switch
- Port Configuration:
- 24 × Ethernet ports
- 2 × Fiber uplink ports
- Switching Layer: Layer 2 (automatic switching)
- Management: None (plug-and-play)
- PoE Support: Available in PoE variant (model dependent)
- Mounting Options: Rack-mount
- Operating Environment: Indoor commercial use
- Warranty: 1–3 years
Key Specifications
Product Information
| Product Category | Unmanaged PoE Switch |
| Hardware Specifications | 24GE+2GE+1SFP |
| Warranty | 3 Years |
Port Specifications
| Total number of optical ports | 1 |
| Number of 1GE combo ports | 0 |
| Number of 1GE SFP ports | 1 |
| Number of 10GE SFP+ ports | 0 |
| Number of 10/100BASE-T ports | 0 |
| Number of 10/100/1000BASE-T ports | 26 (24 PoE + 2 Uplink) |
| Number of 10/100/1000/2500BASE-T ports | 0 |
| Number of 100/1000/2.5G/5G/10GBASE-T ports | 0 |
Power Supply
| Number of PoE Out ports | 24 |
| Number of PoE/PoE+ Out ports | 24 (IEEE 802.3af/at) |
| Number of PoE/PoE+/PoE++ Out ports | 0 |
| PoE budget | 370W (360W rated) |
| PoE power pins | 1/2(+), 3/6(-) End-span |
System Specs
| Forwarding rate | 40.176 Mpps |
| Switching capacity | 54 Gbps |
Environment and Reliablilty
| MTBF | >50,000 hours |
| Operating temperature | -20°C to 50°C |
| Altitude | Up to 5000m |
| Surge protection | 6KV (Lightning), 8KV (Air ESD) |
Software Specifications
| PoE watchdog | Supported |
| Jumbo frame length (MTU) | 10K |
Security
| Port isolation | Supported (VLAN mode) |
| Broadcast storm control | Supported |
Understanding the LM-2421FUGP Unmanaged Switch
The LM-2421FUGP is designed for large local networks. It focuses on simplicity and reliability rather than advanced control features. It acts as a main switch, linking multiple devices and ensuring smooth data flow.
In real-world settings—like corporate offices, malls, hospitals, and big CCTV projects—this model is often selected when:
- Device count is high.
- Network expansion is expected.
- Fiber uplinks are required for backbone connections.
- The configuration time must be minimal.
It allows teams to scale confidently without increasing operational complexity.
Key Features
High Port Density for Centralized Connectivity
With 24 Ethernet ports, the LM-2421FUGP reduces the need for multiple switches. This simplifies network layouts and improves reliability.
Fiber Uplinks for Network Backbone
Fiber ports allow the switch to connect to:
Core routers
Server rooms
Remote network segments
This makes it suitable for backbone or aggregation roles.
Zero-Configuration Deployment
The switch works immediately after power-up. Installers don’t need to configure VLANs, rules, or interfaces.
Stable Performance Under Load
Even when many devices are active, the switch handles traffic efficiently, reducing packet loss and delays.
Broad Compatibility
Supports computers, IP cameras, access points, printers, POS systems, and third-party networking devices without any issues.
Performance & Real-World Behavior
In large installations, unmanaged switches often fail when overloaded or poorly cascaded. The LM-2421FUGP avoids this by consolidating connections into one reliable unit.
From project experience, this model helps:
- Maintain smooth CCTV streams across dozens of cameras
- Reduce latency in busy office networks
- Simplify troubleshooting due to fewer connection points
- Improve long-term stability
No management layer means fewer software errors. This leads to more predictable performance
Applications & Use Cases
Corporate Offices
Connect workstations, printers, IP phones, and access points from a single switch.
Shopping Malls & Commercial Buildings
Support CCTV, POS systems, Wi-Fi, and digital signage across wide areas.
Hospitals & Clinics
Provide stable internal connectivity for devices, terminals, and monitoring systems.
Educational Institutions
Handle labs, classrooms, and administration networks efficiently.
Large CCTV Installations
Centralized camera connectivity with fiber links to control rooms.
Installation & Maintenance Insights.
- Rack Mounting: Ideal for network racks and server rooms
- Backbone Planning: Use fiber uplinks for high-traffic links
- Cable Organization: Proper labeling simplifies maintenance
- Power Reliability: Ensure stable power for continuous operation
Once installed, the switch requires minimal oversight.
LM-2421FUGP vs Other Unmanaged Models
Compared to smaller unmanaged switches:
- Supports the highest number of devices
- Reduces the need for cascading
- Improves overall network stability
It is typically used as a main access switch in large unmanaged environments.
Why Choose LM-2421FUGP?
- Ideal for high-density networks
- Simplifies large deployments
- Fiber-ready for scalable infrastructure
- No configuration or IT overhead
- Lower risk of misconfiguration
- Cost-effective for large projects
- Backed by LANMUS reliability and support
Order LM-2421FUGP from LANMUS
The LM-2421FUGP Unmanaged Switch is available through LANMUS for enterprise, commercial, and infrastructure projects across Dubai and the UAE.
For pricing, bulk orders, or deployment guidance: [email protected] OR visit https://lanmus.com/
Features
Product Comparision
24 *10/100/1000 PoE BaseT
4*100/1000Base-X
PoE ports
Max. PoE budget
Switching capacity
Forwarding rate
MAC address table
VLAN
Dimensions (W x D x H)
Weight (With package)
Loop prevention
Flow control
Port isolation
Broadcast storm suppression
Cloud management
Power consumption
Power supply
Fan
Port surge
Operating temperature
Operating humidity
MTBF
Warranty
LM-2404FMGP-L2
24
4
4
--
56Gbps
8K
--
440mm* 300mm*44mm
--
--
AC:100-240V50/60Hz)
--
-20~+55°C
5%~90% RH
--
3 years
LM-4804XFMGP-L3
48
4
4
--
176Gbps
32K
--
440mm* 300mm*44mm
--
--
AC100-240V 50/60Hz
--
-20~+55°C
5%~90% RH
--
3 years
Product Comparison
LM-402UGP
LM-802UGP
LM-1621FUGP
LM-2421FUGP
Downstream Ports
4*10/100/1000Base-T (PoE)
8*10/100/1000Base-T (PoE)
16*10/100/1000Base-T (PoE)
24*10/100/1000Base-T (PoE)
Uplink Ports
2*10/100/1000Base-T
2*10/100/1000Base-T
2*10/100/1000 Base-T RJ-45；1*1000 Base-X SFP
2*10/100/1000 Base-T RJ-45；1*1000 Base-X SFP
Network Standard
IEEE802.3, IEEE802.3u, IEEE802.3X, IEEE802.3ab
IEEE802.3, IEEE802.3u, IEEE802.3x, IEEE802.3ab
IEEE802.3, IEEE802.3u, IEEE802.3X, IEEE802.3ab
IEEE802.3, IEEE802.3u, IEEE802.3X, IEEE802.3ab
Switch Capacity
12Gbps
20Gbps
38Gbps
54Gbps
Throughput
8.93Mpps
14.88Mpps
28Mpps
40.176Mpps
Switch Processing Scheme
Store and Forward
Store and Forward
Store and Forward
Store and Forward
Memory Buffer
1M
1.5M
4M
4M
MAC Table
2K
4K
8K
8K
PoE Standard
802.3af/at(PSE)
802.3af/at(PSE)
802.3af/at(PSE)
802.3af/at(PSE)
PsE Type
End-span
End-span
End-span
End-span
Power Pin Assignment
1/2( +)，3/6(-)
1/2( +)，3/6(-)
1/2( +)，3/6(-)
1/2( +)，3/6(-)
PoE Power Output
Single port power 15.4w, maximum port power 30w
Single port power 15.4w, maximum port power 30w
Single port power 15.4w, maximum port power 30w
Single port power 15.4w, maximum port power 30w
PoE Total Power
65w
120w
260w
360W
Lightning protection
6KV Execute : IEC61000-4-5
6KV Execute : IEC61000-4-5
6KV Execute : IEC61000-4-5
6KV Execute : IEC61000-4-5
ESD
6KV Contact discharge 8KV Air discharge Execute：IEC61000-4-2
6KV Contact discharge 8KV Air discharge Execute：IEC61000-4-2
6KV Contact discharge 8KV Air discharge Execute：IEC61000-4-2
6KV Contact discharge 8KV Air discharge Execute：IEC61000-4-2
Power Supply
DC:52V1.25A
DC 52V2.3A
52V/3.8A
52V/5.76A
Power Dissipation
＜5w
＜5w
＜15w
＜20W
Work temperature
-20℃~55℃
-20℃~55℃
-20℃~55℃
-20℃~55℃
Storage temperature
-20℃~75℃
-20℃~75℃
-20℃~75℃
-20℃~75℃
Humidity(Noncondensin)
5%-95%
5%-95%
5%-95%
5%-95%
Dimension（ L ×W × H ）
195mm×130mm×40mm
195mm×130mm×40mm
310mm*210mm*44mm
310mm*210mm*44mm
Regulator
CE, FCC, ROHS
CE, FCC, ROHS
CE, FCC, ROHS
CE, FCC, ROHS
6-port 10/100/1000M PoE Ethernet switch
1 unit
1 unit
1 unit
1 unit
power line
1 article
1 article
1 article
1 article
User Guide
1 book
1 book
1 book
1 book
Warranty Card
1 Sheet
1 Sheet
1 Sheet
1 Sheet
Product Resources
- Download Product Datasheet
Order Informations
Device
LM-2421FUGP
Power Supply
52V/5.76A
Quick Start Guide
1
Warranty Card
1
Dimension (w x d x h)
310mm*210mm*44mm
Frequently Asked Question (FAQ)
Organizations with many connected devices benefit most. It prevents future port shortages and reduces the need for additional switches.
Yes. It supports multiple cameras locally and connects reliably to NVRs using fiber uplinks.
Absolutely. Its plug-and-play design makes it ideal for offices or facilities without dedicated IT teams.
Fiber allows long-distance, interference-free connections between network segments, improving reliability and performance.
No. It is designed to distribute traffic efficiently even when many devices are active simultaneously.
Yes. It works with standard Ethernet and fiber devices from most networking brands.
Yes. Many deployments use it to aggregate connections from smaller switches or device clusters.
As an unmanaged switch, it assumes a trusted internal network. Security should be handled by firewalls or upstream devices.
It has fewer advanced controls. But it provides simplicity, quicker setup, and lower costs.
If VLANs, traffic monitoring, access control, or routing is required, a managed switch is a better choice.
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