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S7503X
H3C S7500X switch series, next-generation enterprise core ne...
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S7503X is a high-performance, stackable switch designed with a robust modular architecture that ensures reliability and scalability for growing network demands. It offers flexible power options through an AC power supply with redundant features and is equipped with advanced ports that support high-speed uplink configurations to meet enterprise-level connectivity requirements.
S7503X delivers exceptional performance for both Layer 2 and Layer 3 operations while providing scalability through its stacking capability. Its optimized design supports a variety of use cases—from data centers to campus networks—ensuring robust PoE+ and combo media type support for diverse network deployments.
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| S7503X |  S5130S-52P-EI |  LS-5560S-52S-EI |  S5560X-30C-EI |  LS-6520X-26XC-UPWR-SI | |
|---|---|---|---|---|---|
| Depth | 18 inches | 11 inches | 18 inches | 18 inches | 11 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 32 MB | 256 MB | 64 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.75 inches | 1.75 inches | 1.75 inches |
| IOS | IP Services | IP Lite | IP Services | IP Services | IP Services |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 3 | Layer 2 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | S7503X | S5130S-52P-EI | LS-5560S-52S-EI | S5560X-30C-EI | LS-6520X-26XC-UPWR-SI |
| Media Type Supported | Combo | Twisted Pair | Combo | Twisted Pair | Combo |
| Memory | 256 MB | 256 MB | 512 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 24 Ports | 48 Ports | 48 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | Over 48 Ports | Over 48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | POE+ | POE+ | POE+ | Non POE | Non POE |
| Port/Expansion Slot Details | N/A | N/A | N/A | 30 Copper Ethernet ports with 4 SFP uplink ports | 26x 10/100/1000 copper ports, 4x SFP uplink ports |
| Power Consumption | N/A | N/A | 350 W | 150W | 350W |
| Power Source | AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply | Redundant Power Supply |
| Product Name | S7503X High-Performance Stackable Switch | S5130S-52P-EI Gigabit PoE Rack Switch | LS-5560S-52S-EI Network Switch | H3C S5560X-30C-EI Enterprise Gigabit Ethernet Switch | LS-6520X-26XC-UPWR-SI Stackable Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | No | Yes |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 24 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 320 Gbps | 104 Gbps | 640 Gbps | 128 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 640 Gbps | 208 Gbps | 1,280 Gbps | 256 Gbps | 256 Gbps |
| Uplink Configuration | 10G | 1G | 10G | 10G | 10G |
| Weight | 15 lbs | 15 lbs | 22 lbs | 15 lbs | 20 lbs |
| Width | 19 inches | 17.5 inches | 17.5 inches | 19 inches | 17.5 inches |
Core switch platform has been extremely stable. Great for enterprise backbone with strong scalability and high availability.
Handles our core routing and switching reliably. Excellent uptime.
Strong modular design that supports growth without disruption.
Performance is impressive and management feels enterprise grade.
Dependable core solution for large networks.
The H3C S7503X is a high-performance enterprise core switch series offering up to 19.2 Tbps non-blocking throughput, advanced virtualization, and carrier-grade reliability to simplify network consolidation and accelerate application delivery.
Each S7503X chassis delivers up to 19.2 Tbps switching capacity and 14.4 Bpps forwarding rate, ensuring line-rate performance across mixed 10G/40G/100G ports under full load.
The modular 6-slot chassis supports hot-swappable line cards and control modules, scales to 576 10G or 144 100G ports, and grows with your evolving bandwidth needs without service interruption.
The S7503X excels as an enterprise campus core, data center spine switch, or aggregation node in next-generation networks, providing low latency, high throughput, and seamless east-west traffic routing.
Yes. It supports EVPN-VXLAN, H3C Virtual Chassis, and multi-tenant VRF, enabling logical segmentation, overlay networking, and efficient resource sharing across virtualized environments.
The S7503X offers redundant control and power modules, dual backplanes, hitless software upgrades with ISSU, and cross-chassis link aggregation for uninterrupted service delivery.
It integrates hardware-based ACLs, MACsec encryption, dynamic ARP inspection, and control-plane protection to guard against DDoS, spoofing, and man-in-the-middle attacks.
Advanced QoS includes multi-level traffic classification, per-flow policing, shaping, priority queuing, and Weighted Random Early Detection (WRED) to guarantee SLA-driven performance.
You can manage it via a web-based GUI, CLI (SSH/Telnet), SNMPv2/v3, and H3C Intelligent Management Center (IMC) for unified configuration, automation, and real-time analytics.
The S7503X employs high-efficiency PSUs, variable-speed fans, and Energy-Efficient Ethernet (EEE), cutting power consumption by up to 30% compared to legacy core switches.
H3C provides a standard five-year hardware warranty, 24×7 software maintenance, and optional ServiceGuard for on-site rapid replacement and proactive health monitoring.
The S7503X supports SFP+ 10G, QSFP+ 40G, and QSFP28 100G modules, plus DWDM line cards, ensuring flexible fiber connectivity for campus and data center links.
It uses a simple feature-based licensing model: base software features are included, while advanced services (EVPN, MPLS, MACsec) require optional activation keys.
The S7503X is a 2U rack-mount chassis (442 mm depth), supports dual AC (100–240 V) or DC (−48 V) PSUs, and operates between 0–45 °C with front-to-back airflow.
Yes. It supports industry standards (IEEE, IETF) and protocols like OSPF, BGP, EVPN, MLAG, and LLDP, ensuring seamless interoperability with Cisco, Juniper, and Arista devices.
By consolidating multiple functions into a single high-density chassis, reducing power and cooling expenses, and simplifying operations through unified management, the S7503X lowers TCO and accelerates ROI.