Description
The Sophos XGS 4300 is built for demanding network environments that require no-compromise security and Multi-Gigabit speeds. Featuring the advanced Xstream Architecture, this 1U rackmount appliance utilizes a dual-processor design. It pairs a high-performance multi-core CPU with a dedicated Xstream Flow Processor to hardware-accelerate trusted traffic, ensuring that your security scanning never creates a bottleneck for your business-critical applications.
 It delivers industry-leading performance for TLS 1.3 inspection, providing deep visibility into encrypted traffic—where nearly all modern threats reside—without sacrificing the user experience or network latency.
Enterprise Connectivity and Modular Scalability
- Dual Flexi Port Expansion: Unlike smaller models, the XGS 4300 features two expansion slots. This allows for massive customization, including the addition of 40GbE QSFP+ modules, high-density PoE ports, or additional 10G fiber banks.
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Hardware Redundancy: For mission-critical uptime, the XGS 4300 supports an optional second internal hot-swappable power supply, ensuring that your network perimeter remains active even during a power component failure.
Elite Protection with Xstream Acceleration
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Zero-Day Threat Protection: Using AI-driven sandboxing and deep learning, the XGS 4300 identifies and blocks ransomware and unknown malware with a 4.8 Gbps Threat Protection rating.
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Xstream FastPath: Automatically identifies and offloads “known-good” traffic like SaaS, SD-WAN, and VoIP to the hardware layer. This results in ultra-low latency (3 µs) for real-time applications like Zoom and Microsoft 365.
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Synchronized Security: Part of the Sophos Central ecosystem, the firewall shares real-time “Heartbeat” telemetry with your endpoints.
Sophos XGS 4300 Technical Specifications
| Feature | Specification |
| Firewall Throughput | 75,000 Mbps (75 Gbps) |
| Threat Protection Throughput | 4,800 Mbps (4.8 Gbps) |
| IPS Throughput | 25,000 Mbps |
| IPsec VPN Throughput | 9,800 Mbps |
| Fixed Interfaces | 4 x GE, 4 x 2.5 GE, 4 x SFP+ 10GbE |
| Flexi Port Slots | 2 Slots (Modular) |
| Storage (Logs/Quarantine) | 1 x min. 240 GB SATA-III SSD |
| Dimensions (WxDxH) | 43.8 cm x 51.0 cm x 4.4 cm |
| Net Weight | 8.7 kg |

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