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Lantronix SISPM1040-3248-L-UK Ethernet Switch - 24 Port PoE+ with 4 SFP & 4 SFP+ Uplinks - 10GbE Layer 4 Managed - Fanless Rack-Mountable
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Product Features
Technical Overview
This switch supports 10 Gigabit Ethernet technology across its SFP+ uplinks, providing high-speed backbone connectivity. The media types include twisted pair for copper runs up to 100 meters and optical fiber for longer distances or noise-immune links. Network technologies cover 10/100/1000Base-TX, 100/1000Base-FX, and 10GBase-X, ensuring compatibility with existing and future infrastructure.
The switching fabric is designed for efficiency, with a comprehensive set of networking standards including IEEE 802.3at for PoE+, IEEE 802.3ad for link aggregation, and IEEE 802.1Q for VLAN support. The manageable interface allows for detailed configuration, monitoring, and troubleshooting through industry-standard protocols.
This section brings together practical product details such as Features, Total Number of Network Ports, Network (RJ-45), Modular, so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.
Key Product Advantages
This switch combines high port density with robust power delivery and advanced management features. The 370 W PoE budget supports multiple powered devices such as IP phones, wireless access points, and security cameras without external injectors. The dual power sources—AC and DC—offer deployment flexibility in varied electrical environments.
These strengths make the product easier to deploy and manage in real environments, especially where reliability, usability, and day-to-day operational continuity matter. Notable benefits include Silent Operation, Layer 4 Traffic Control.
Silent Operation
The fanless design eliminates moving parts, reducing failure points and allowing installation in noise-sensitive areas like classrooms, clinics, or open-plan offices.
Layer 4 Traffic Control
Advanced traffic classifiers and bandwidth limiters enable precise control over network resources, optimizing performance for critical applications and ensuring fair usage across departments.
Deployment / Use Cases
The SISPM1040-3248-L-UK is ideal for medium to large business networks where reliability, scalability, and management are paramount. Its rack-mountable form factor fits standard 19-inch racks, simplifying cable management and integration into server rooms or network closets.
Common deployments include multi-tenant office buildings, campus networks, and retail chains requiring centralized switching with PoE for connected devices. The switch's environmental compliance with REACH, RoHS, and WEEE directives aligns with corporate sustainability goals.
Enterprise Edge Switching
Deploy at the network edge to aggregate user traffic, provide PoE to endpoints, and uplink via fiber to core switches, ensuring high availability and performance.
Converged Network Backbone
Use the SFP+ ports for 10GbE uplinks, creating a high-speed backbone that supports data-intensive applications like video surveillance, virtual desktops, and cloud services.
Physical Profile
The switch measures 1.73 inches in height (1U), 17.40 inches in width, and 11.81 inches in depth, making it a compact addition to any rack. Its weight of 11.02 pounds ensures stability while remaining easy to handle during installation. The rack-mountable design includes standard mounting hardware for secure placement in data centers or network cabinets.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 1.73" (43.94 mm), 17.40" (441.96 mm), 11.81" (299.97 mm), 11.02 lb (4998.59 g). This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 17.40" (441.96 mm)
- Depth
- 11.81" (299.97 mm)
- Height
- 1.73" (43.94 mm)
- Weight
- 11.02 lb (4998.59 g)
What's in the Box
The package includes the SISPM1040-3248-L Ethernet Switch, ready for deployment. For detailed installation and configuration guidance, refer to the comprehensive documentation available through the provided PDF links.
Highlights
- 24 Gigabit Ethernet ports with PoE+ support for powered devices
- 4 SFP and 4 SFP+ slots for fiber or copper uplink expansion
- 370 W PoE budget to drive multiple IP phones, cameras, and APs
- Layer 4 managed switch with traffic classification and bandwidth control
- Fanless design for silent operation in office environments
- 10 Gigabit Ethernet capability via SFP+ uplinks
- Rack-mountable 1U form factor for standard 19-inch cabinets
- Dual power input options: AC and DC for flexible deployment
- Comprehensive IEEE networking standards support
- 5-year limited warranty for long-term reliability
Specifications
| Specifications | |
|---|---|
| Manufacturer | Lantronix, Inc |
| Manufacturer Part Number | SISPM1040-3248-L-UK |
| Brand Name | Lantronix |
| Product Series | SISPM1040-3248-L |
| Product Name | SISPM1040-3248-L Ethernet Switch |
| Product Type | Ethernet Switch |
| Technical Information | |
| Features | Fanless |
| Interfaces/Ports | |
| Total Number of Network Ports | 24 |
| Network (RJ-45) | Yes |
| Modular | Yes |
| Stack Port | No |
| Port/Expansion Slot Details | 24 x Gigabit Ethernet Network PoE+,4 x Gigabit Ethernet SFP,4 x 10 Gigabit Ethernet SFP+ |
| Media & Performance | |
| Media Type Supported | Twisted Pair,Optical Fiber |
| Ethernet Technology | 10 Gigabit Ethernet |
| Network Technology | 10/100/1000Base-TX,100/1000Base-FX,10GBase-X |
| I/O Expansions | |
| Total Number of Expansion Slots | 8 |
| Expansion Slot Type | SFP+,SFP (mini-GBIC) |
| Shared SFP Slot | No |
| Number of SFP Slots | 4 |
| Network & Communication | |
| Layer Supported | 4 |
| Networking Standards | IEEE 802.1ad,IEEE 802.3ah,IEEE 802.3x,IEEE 802.3at,IEEE 802.1p,IEEE 802.3z,IEEE 802.3ad,IEEE 802.3ae,IEEE 802.1Q,IEEE 802.3u,IEEE 802.3af,IEEE 802.1D,IEEE 802.1ab,IEEE 802.1s,IEEE 802.1ag,IEEE 802.3az,IEEE 802.1w,IEEE 802.3 |
| Management & Protocols | |
| Manageable | Yes |
| Power Description | |
| PoE (RJ-45) Port | Yes |
| PoE Budget | 370 W |
| Input Voltage | 120 V AC,230 V AC,52 V DC,57 V DC |
| Power Source | Power Supply,PoE+ |
| Power Consumption | 15 W |
| Physical Characteristics | |
| Form Factor | Rack-mountable |
| Height | 1.73" (43.94 mm) |
| Width | 17.40" (441.96 mm) |
| Depth | 11.81" (299.97 mm) |
| Weight (Approximate) | 11.02 lb (4998.59 g) |
| Miscellaneous | |
| Package Contents | SISPM1040-3248-L Ethernet Switch |
| Environmentally Friendly | Yes |
| Environmental Compliance | Registration, Evaluation, Authorization and Restriction of Chemicals (REACH),Restriction of Hazardous Substances (RoHS),Waste Electrical and Electronic Equipment Directive (WEEE) |
| Warranty | |
| Limited Warranty | 5 Year |
User Manual
FAQ
How many PoE+ ports does this switch have?
All 24 Gigabit Ethernet ports support PoE+, delivering up to 30W per port under the IEEE 802.3at standard. The total PoE budget is 370 W, allowing you to power multiple devices like IP phones, wireless access points, and security cameras simultaneously without overloading the switch.
What types of uplink modules are supported?
The switch includes 4 SFP slots for Gigabit Ethernet fiber or copper modules and 4 SFP+ slots for 10 Gigabit Ethernet modules. These slots are not shared, giving you eight independent expansion ports for flexible uplink configurations to core switches or network backbones.
Is this switch manageable, and what features does it offer?
Yes, this is a fully manageable Layer 4 switch. It supports advanced features like VLANs (IEEE 802.1Q), link aggregation (IEEE 802.3ad), Quality of Service (IEEE 802.1p), and traffic classification. These capabilities allow for detailed network configuration, monitoring, and optimization to meet specific business needs.
What are the dimensions and rack compatibility?
The switch measures 1.73 inches high (1U), 17.40 inches wide, and 11.81 inches deep. It is designed for standard 19-inch rack mounting, making it easy to integrate into server rooms or network closets. Its compact 1U height maximizes rack space efficiency.
Does the switch have a fan, and how does that affect operation?
This switch features a fanless design, meaning it operates silently with no moving parts. This reduces noise in office environments and minimizes potential points of failure. The passive cooling is sufficient for its 15 W power consumption, ensuring reliable performance in typical operating conditions.
What is the warranty period for this product?
The Lantronix SISPM1040-3248-L-UK comes with a 5-year limited warranty. This coverage provides long-term assurance for your network infrastructure investment, supporting business continuity and reducing total cost of ownership over time.
What uplink, SFP, fiber, or media support detail is listed?
The warranty or support detail listed is Twisted Pair,Optical Fiber, giving buyers a clearer picture of expected coverage after purchase.
Does the product support PoE or wireless networking?
Connectivity support is listed in the product specifications, including the relevant wireless or port options when available.
| Qty | Price | Available |
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