会社のニュース Huawei S5735-L48LP4S-A-V2: High-Density 48-Port PoE+ Gigabit Switch for Enterprise and Campus Network Deployments

The Huawei S5735-L48LP4S-A-V2 is a high-density Gigabit Ethernet switch designed to support modern enterprise networks, campus infrastructure, and business environments requiring reliable connectivity and flexible Power over Ethernet (PoE+) deployment. Featuring 48 Gigabit Ethernet access ports and four 10GE SFP+ uplink interfaces, this Huawei S5735-L Series switch provides a practical combination of high-density device access and high-speed network aggregation. Its PoE+ capabilities help simplify the deployment of wireless access points, IP phones, surveillance cameras, and other powered network devices by delivering both data and electrical power over Ethernet cabling. With Layer 2 and Layer 3 networking capabilities, VLAN support, advanced security functions, and centralized management options, the S5735-L48LP4S-A-V2 is suitable for organizations seeking to improve network scalability, simplify infrastructure management, and prepare their access networks for increasing bandwidth demands. It offers an integrated approach to enterprise access switching without requiring separate power infrastructure for every connected device.

The Huawei S5735-L48LP4S-A-V2 is a fixed-port, managed Gigabit Ethernet access switch belonging to Huawei's S5735-L Series. It is designed for enterprise and campus network environments where a large number of wired endpoints must connect to a centralized switching infrastructure while maintaining sufficient uplink bandwidth for communication with aggregation and core network devices.

At the access layer, the switch provides 48 10/100/1000BASE-T Ethernet interfaces. These RJ45 interfaces support standard Gigabit Ethernet connectivity for desktop computers, network printers, IP telephones, wireless access points, surveillance cameras, and other Ethernet-enabled equipment.

A major feature is its Power over Ethernet Plus (PoE+) functionality. PoE technology allows compatible network equipment to receive electrical power and transmit data through the same Ethernet cable. PoE+ generally follows the IEEE 802.3at standard, supporting up to 30W of power at the powered-device interface under the standard's specified conditions. This reduces the need for individual electrical outlets near connected devices and simplifies cable installation.

For network uplinks, the product page identifies four 10 Gigabit SFP+ interfaces. These high-speed optical interfaces can connect the access switch to aggregation switches, distribution-layer equipment, or other compatible networking devices. Depending on the selected optical transceiver and fiber infrastructure, administrators can deploy appropriate fiber connections to meet different distance and bandwidth requirements.

The S5735-L48LP4S-A-V2 also supports Layer 2 and Layer 3 networking functions. Layer 2 capabilities include VLAN segmentation and Ethernet switching, while Layer 3 capabilities include IP routing functions. The listed supported protocols include IPv4, IPv6, static routing, RIP, OSPF, BGP, and VRRP. These functions provide flexibility for different network architectures and traffic-management requirements.

For enterprise administrators, the switch offers several management methods, including web-based management, command-line interface (CLI), and SNMP versions 1, 2c, and 3. Security capabilities include Access Control Lists (ACLs), RADIUS, TACACS+, SSH v2, HTTPS, and SNMPv3.

According to the product listing, the unit has a 1U rack-mountable form factor, 512 MB of flash memory, 1 GB of RAM, a 16K MAC address table, and support for jumbo frames up to 9,216 bytes.

In practical terms, this is an access-layer switching platform that combines high-density Gigabit connectivity, PoE+ device powering, and 10GE uplink connectivity in one network device.

As enterprise networks continue to expand, IT departments face increasing pressure to connect more devices, support bandwidth-intensive applications, improve network reliability, and control infrastructure costs. Traditional access switches may provide sufficient Ethernet connectivity, but they can become less practical when organizations need integrated PoE power delivery, high-speed uplinks, and flexible network management.

The Huawei S5735-L48LP4S-A-V2 addresses several of these challenges through its combination of 48 Gigabit Ethernet PoE+ ports, 10GE uplink interfaces, and enterprise-oriented switching features.

One of the primary advantages is its 48-port Gigabit Ethernet configuration. Organizations can connect multiple departments, workstations, wireless access points, IP phones, and network-connected devices through a single access switch.

For enterprises with limited rack space, consolidating multiple access connections into one 48-port device can simplify equipment installation and network cabling. It also provides a more organized approach to managing large numbers of Ethernet endpoints.

The 10/100/1000BASE-T interfaces support different Ethernet speeds, allowing organizations to integrate existing Fast Ethernet equipment while gradually upgrading endpoints to Gigabit connectivity.

Power infrastructure is an important consideration in enterprise network installation. Wireless access points, IP surveillance cameras, and VoIP telephones often need electrical power in locations where installing additional outlets can be expensive or inconvenient.

The S5735-L48LP4S-A-V2 supports PoE+, allowing compatible powered devices to receive power directly through Ethernet cables.

The product page lists a PoE power capability of up to 370W. This provides a shared power budget for connected devices, although the actual number of simultaneously powered endpoints depends on their individual consumption and the available power configuration.

For example, a company deploying wireless access points across multiple office floors can reduce the need for separate electrical installations at every access point location.

As access-layer traffic increases, traditional Gigabit uplinks may become a bottleneck, particularly when numerous users access centralized servers, cloud applications, video systems, and shared storage.

The four listed 10GE SFP+ uplink interfaces provide higher-bandwidth connections to upstream network equipment. Compared with a conventional 1GE uplink, a 10GE interface offers up to ten times the nominal link bandwidth.

This helps network administrators design more scalable connections between access and aggregation layers. It also provides flexibility when deploying compatible optical transceivers and fiber links across different buildings or network cabinets.

A large enterprise network requires more than basic packet forwarding. Administrators need effective tools to control access, separate business traffic, monitor devices, and maintain network policies.

The switch supports up to 4,096 VLANs according to the product specification. VLAN segmentation helps isolate different departments, guest networks, surveillance systems, and management traffic.

Its listed security functions include ACLs, RADIUS, TACACS+, SSH v2, HTTPS, and SNMPv3. These capabilities help organizations implement authentication, management access controls, and network traffic policies.

Additionally, Layer 3 functions and supported routing protocols provide flexibility for deployments requiring more advanced network segmentation and inter-network communication.

The main value of the Huawei S5735-L48LP4S-A-V2 is the integration of access connectivity, PoE+ power delivery, high-speed uplinks, and enterprise management capabilities. For organizations planning a network expansion or replacing aging access switches, this combination can help simplify infrastructure design while providing room for future growth.

The practical value of an enterprise Ethernet switch depends on how effectively it integrates into the existing network architecture. The Huawei S5735-L48LP4S-A-V2 can be considered for several deployment scenarios, particularly environments requiring numerous Gigabit access connections and centralized PoE+ power delivery.

In a medium-sized or large office, different departments may require independent wired connections for desktop computers, printers, conference-room equipment, and IP telephones.

The 48 Gigabit Ethernet ports provide a centralized access point for these devices. Network administrators can configure VLANs to separate departments such as finance, human resources, administration, and guest access.

For example, a company can create separate VLANs for employee computers, VoIP services, and office surveillance equipment. This arrangement helps control broadcast domains and apply different access policies to individual network segments.

The four 10GE SFP+ uplinks can connect the access switch to an aggregation switch or enterprise core network. This architecture allows multiple access switches to communicate with centralized services through higher-speed network connections.

Universities, schools, and training centers often operate networks across classrooms, laboratories, administrative buildings, and common areas.

These environments require sufficient Ethernet access capacity for computers, interactive teaching systems, wireless access points, and IP-based communication devices.

The S5735-L48LP4S-A-V2 can serve as an access-layer switch in campus network cabinets. Its PoE+ functionality is particularly useful for connecting wireless access points and other compatible powered devices without requiring individual electrical outlets at each installation point.

For buildings with multiple network cabinets, 10GE fiber uplinks can connect access switches to aggregation equipment. Depending on the optical modules, fiber type, and link budget, administrators can select suitable optical connections for the required transmission distance.

The switch's VLAN and Layer 3 capabilities also help administrators organize network traffic across different departments and campus services.

Modern surveillance networks may contain dozens of IP cameras distributed across entrances, corridors, parking facilities, warehouses, and production areas.

Traditional installations may require separate power supplies for cameras, increasing installation complexity and maintenance requirements.

With PoE+, compatible IP cameras can receive electrical power and network connectivity through a single Ethernet cable. The switch's listed PoE budget of up to 370W provides a shared power resource that must be planned according to the consumption of the connected devices.

For example, if a camera consumes 10W under its specified operating conditions, the theoretical power allocation of a 370W budget could support up to 37 such devices. This is only a simplified calculation; actual deployment must account for power-supply configuration, port limitations, cable losses, and device startup requirements.

The 10GE uplinks can provide higher-capacity connections toward surveillance servers, network video recorders, and the central aggregation network.

Businesses increasingly depend on wireless connectivity for laptops, smartphones, tablets, and mobile business terminals.

As wireless access points become more capable, the wired infrastructure supporting them must provide sufficient bandwidth and stable power delivery.

The S5735-L48LP4S-A-V2 offers a combination of Gigabit PoE+ access ports and 10GE uplink connectivity. This makes it a potential access-layer option for wireless deployments where compatible access points use Gigabit Ethernet connections.

Network administrators should evaluate the access-point interface requirements before installation. A Gigabit access port will not provide a multi-gigabit Ethernet connection to an access point that requires a 2.5GE or 5GE wired interface to achieve its full performance.

Before purchasing and deploying this switch, procurement and engineering teams should review the following technical considerations:

There is one important technical detail that procurement teams should confirm. The product page contains different performance figures in its two specification sections: the Quick Spec section lists 256 Gbps switching capacity and 104 Mpps forwarding performance, while the detailed specification section lists 336 Gbps and 78 Mpps.

The page also describes four 10GE SFP+ uplinks in its product title and detailed specification, while the Quick Spec section uses the more general term SFP ports. Although the product title identifies dual AC power, the detailed specification also lists AC/DC input information and a PWR-600W-AC accessory option.

These differences should be checked against the manufacturer's official datasheet and the exact hardware and power-supply configuration being offered. Buyers should not assume that all listed figures describe the same hardware revision or configuration.

For international procurement projects, confirming the product code, power-supply arrangement, optical compatibility, PoE budget, and firmware requirements before shipment helps reduce installation risks and avoids unnecessary equipment replacement.

The following questions address common technical, purchasing, compatibility, and after-sales concerns from enterprise network administrators and equipment buyers.

The Huawei S5735-L48LP4S-A-V2 is a managed Gigabit Ethernet access switch designed for enterprise offices, campus networks, and business infrastructure. It connects computers, IP phones, wireless access points, and compatible PoE devices while providing high-speed uplinks for communication with upstream network equipment.

This switch provides 48 Gigabit Ethernet access ports with PoE+ support. Its product listing specifies a maximum PoE power budget of 370W. The actual number of powered devices depends on individual power consumption, the installed power-supply configuration, and the available PoE budget.

The main difference is PoE functionality. The S5735-L48LP4S-A-V2 supports PoE+ for compatible powered devices, whereas the S5735-L48T4S-A is listed as a non-PoE model. Buyers should compare power requirements, uplink configurations, and hardware revisions before selecting either model.

Yes. The product listing identifies four 10GE SFP+ uplink interfaces. Compatible 10G optical transceivers and fiber cables can be selected according to transmission distance, fiber type, and network equipment compatibility. Confirm supported transceiver models before purchasing optical accessories.

The supplier's product listing specifies a one-year warranty and a delivery lead time of approximately 2–3 days. Buyers should confirm warranty coverage, product condition, serial-number verification, technical support, and return procedures with the supplier before placing an order.

International buyers can contact the supplier to request a quotation, confirm available stock, and discuss shipping arrangements. The product listing specifies T/T and PayPal payment options and DHL shipment. Buyers should confirm the final price, shipping cost, delivery schedule, and product configuration before ordering.