Juniper Network Equipment 800gbe Small Business Juniper Qfx5241 Switch 51 2tbps
Juniper Network Equipment 800gbe Small Business Juniper Qfx5241 Switch 51 2tbps
Product Overview
The QFX5241 Series is a next-generation fixed-configuration switch family featuring up to 64×800GbE ports, 51.2/102.4 Tbps bidirectional throughput, Broadcom Tomahawk 4/5 ASICs, Secure BIOS, and AI/ML fabric optimization (PFC watchdog, GLB, RoCEv2) – purpose-built for AI data center spine/super-spine layers.
Key Differentiators
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High-Density 800GbE – Up to 64×800GbE ports (OSFP or QSFP-DD); 1U (32-port) or 2U (64-port) models.
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Massive Throughput – Up to 102.4 Tbps bidirectional; 21.2 Bpps forwarding capacity.
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AI/ML Optimized – PFC watchdog, global load balancing (GLB), reactive path rebalancing, RoCEv2 support, DSCP-based PFC, ECN, WRED.
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Secure Boot – Secure BIOS and Secure Boot support (key differentiator from QFX5240).
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Proven ASICs – Broadcom Tomahawk 5 (32-port) or Tomahawk 4 (64-port) for line-rate performance.
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Advanced Telemetry – Inband Flow Analyzer (IFA) 2.0 transit node, streaming IPv4/IPv6 statistics, gNMI.
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EVPN-VXLAN Ready – Full overlay support for multi-tenant data center fabrics.
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Cloud Management – Juniper Mist Wired Assurance with ZTP and AI automation.
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Junos OS Evolved – Proven network OS with full programmability (NETCONF, REST API, Python).
Technical Specifications
| Specification | QFX5241-32OD | QFX5241-64OD | QFX5241-64QD |
|---|---|---|---|
| Form Factor | 1U | 2U | 2U |
| Port Type | 32×OSFP | 64×OSFP | 64×QSFP-DD |
| Max Port Speed | 800GbE | 800GbE | 800GbE |
| Switching Capacity (Uni/Bi) | 25.6 / 51.2 Tbps | 51.2 / 102.4 Tbps | 51.2 / 102.4 Tbps |
| Forwarding Rate | 10.6 Bpps | 21.2 Bpps | 21.2 Bpps |
| Buffer Capacity | 83 MB | 165 MB | 165 MB |
| Typical Power | 543 W | 613 W | 616 W |
| Power Supplies | 2×2400W AC | 2×3000W AC/DC | 2×3000W AC/DC |
| Cooling | 4 fans (N+1) | 4 fans (N+1) | 4 fans (N+1) |
| Airflow | Front-to-back (AFO) | Front-to-back (AFO) | Front-to-back (AFO) |
| Dimensions (H×W×D in) | 1.69×17.25×23.19 | 3.46×17.26×25.52 | 3.46×17.26×25.52 |
| MAC Addresses | 136K | 136K | 136K |
| IPv4 Routes | 860K | 860K | 860K |
| Latency | 700-750 ns | 700-750 ns | 700-750 ns |
| Operating Temp | 0°C to 40°C | 0°C to 40°C | 0°C to 40°C |
Hardware Models
| SKU | Description |
|---|---|
| QFX5241-32OD | 32×OSFP 800GbE, 1U, AC PSUs, front-to-back airflow |
| QFX5241-64OD | 64×OSFP 800GbE, 2U, AC/DC PSUs, front-to-back airflow |
| QFX5241-64QD | 64×QSFP-DD 800GbE, 2U, AC/DC PSUs, front-to-back airflow |
Port Breakout Options
| Model | Native | Breakout Configurations |
|---|---|---|
| QFX5241-32OD | 32×800GbE | 64×400GbE, 160×100GbE, 128×50GbE |
| QFX5241-64OD | 64×800GbE | 128×400GbE, 256×100GbE, 256×50GbE |
| QFX5241-64QD | 64×800GbE | 128×400GbE, 256×100GbE |
AI/ML Fabric Features
| Category | Features |
|---|---|
| Congestion Control | PFC watchdog, DSCP-based PFC for RoCEv2, ECN, WRED |
| Load Balancing | Global load balancing (GLB), reactive path rebalancing, selective DLB |
| Telemetry | Inband Flow Analyzer (IFA) 2.0, streaming IPv4/IPv6 statistics |
| Buffer Management | Configurable per-queue alpha, shared buffer pool |
| Monitoring | PFC/ECN/CoS drop telemetry via SNMP and gNMI |
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.