H3C S5120V3-28S-HPWR-LI 24xSFP + 4xSFP+ High-PoE Fiber Switch
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24×1G SFP + 4×1G Combo Uplink High-Power L2/L2+ Full-Fiber Access Switch
Overview
The H3C S5120V3-28S-HPWR-LI is a high-power full-fiber access switch featuring 24 × 1G SFP downlink ports and 4 × 1G combo uplinks, delivering enhanced power and processing capacity for fiber-dense enterprise access scenarios.
As an HPWR model, it offers stronger internal PSU and higher system endurance, making it ideal for deployments requiring long-distance fiber wiring, better thermal reserve, and higher traffic stability-such as hospitals, hotels, campus dormitories, government buildings, and industrial office zones.
It supports the full L2/L2+ feature set in the LI series, including VLAN, MSTP, QoS, DHCP Snooping, ACL-lite, static routing-lite, and IGMP Snooping for multicast optimization.
Highlights
1. 24 × SFP Full-Fiber Access Ports
Perfect for EMI-sensitive, long-distance, or security-sensitive environments.
2. HPWR High-Power Architecture
Enhanced PSU ensures stability
✔ Under heavy traffic
✔ High temperature
✔ Full-port load conditions
3. 4 × Combo Uplinks for Versatile Backhaul
Supports copper or fiber depending on deployment.
4. L2/L2+ Enterprise Switching
Includes VLAN, MSTP, IGMP Snooping, ACL-lite, QoS, DHCP security.
5. Designed for Fiber-to-the-Room (FTTR/FTTD)
Ideal for hotels, dormitories, residential fiber coverage, and modern office buildings.
Recommended Accessories
| Accessory | Category | Description |
|---|---|---|
| SFP-GE-LX, SX, EX | Optics | Downlink & uplink optics |
| LC-LC SMF/MMF Patch Cords | Cabling | Fiber patching for FTTD |
| Fiber Patch Panel | Installation | Structured fiber management |
| Media Converters | Connectivity | Mixing RJ45 devices with fiber networks |
| 1U Rack Kit | Installation | Standard rack mounting |
Comparison with Similar Models
| Model | Downlink Ports | Uplink | Power Type | Best Fit |
|---|---|---|---|---|
| S5120V3-28S-LI | 24 SFP | 4 Combo | Standard | General FTTD |
| S5120V3-28S-HPWR-LI | 24 SFP | 4 Combo | High-power | High-load fiber access |
| S5120V3-52S-LI | 48 SFP | 4 Combo | Standard | Large campus fiber access |
Specifications
| Parameter | Specification |
|---|---|
| Model | H3C S5120V3-28S-HPWR-LI |
| Downlink Ports | 24 × 1G SFP |
| Uplink Ports | 4 × 1G Combo (RJ45/SFP) |
| Switching Capacity | 72 Gbps |
| Forwarding Rate | 53.57 Mpps |
| MAC Address Table | 16K |
| VLAN Support | 4K |
| Security Features | DHCP Snooping, ARP protection, ACL-lite |
| Multicast | IGMP Snooping |
| QoS | WRR/SP, priority queues |
| Static Routing-lite | IPv4 static |
| Management | Web GUI, CLI, SNMP |
| Ideal Deployment | Large FTTD access, hospitality, hospitals, secure offices |
More Details
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Returns
You have the right to return products purchased from Network-switch.com under the following conditions:
- Eligibility for Return: Items can be returned within 30 days from the date of delivery, provided that the product is in its original condition, unused, and in the original packaging.
- Non-returnable Items: Certain items such as personalized or custom-made products, and items marked as non-returnable at the time of purchase, cannot be returned.
- Return Process: To initiate a return, please contact our customer support team at help@network-switch.com. You will be provided with instructions on how to return the product and obtain a return authorization number if necessary.
Refunds
- Refund Process: Once we receive your returned item and inspect it, we will process your refund to the original method of payment within 7 business days.
- Refund Conditions: Refunds will be issued for the purchase price of the item, excluding any shipping, handling, or other additional fees. If the product is returned damaged, used, or missing parts, a partial refund may be issued.
Exchanges
If you would prefer to exchange an item for a different size, color, or model, please follow the same return process. Once we receive the returned product, we will send the replacement at no additional charge, based on availability.
Shipping Costs
- Return Shipping Fees: You are responsible for paying the return shipping costs unless the item is defective, damaged, or incorrect.
- Refund for Shipping Costs: Shipping costs are non-refundable, except in the case of defective or incorrect items.
- Restocking Fees: You would be chagred about 30% of the product price when return the item, unless the item is defective, damaged, or incorrect.
Damaged or Incorrect Items
If you receive a damaged or incorrect item, please contact our customer service team within 7 days of receiving the product. We will exchange once the return is received.
Contact Us
If you have any questions or concerns about returns or refunds, please contact us at:
Email: help@network-switch.com
Before returning any products, please contact us to explain the issues you are experiencing. In many cases, we can resolve the problem through technical support, and you won't need to return the product.
If there are irreparable defects in the device, you can return it to us for repair or replacement under our twelve-month warranty. Simply reach out to us, and we will provide you with a return code, our return address, and any additional instructions.
Please do not return any items without first contacting us. We will guide you through the process, including the appropriate shipping methods.