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- Juniper QFX5241-32OD - 32 × 800GbE OSFP800, 1U Spine/Leaf Switch for Enterprise and Cloud Networks Juniper QFX5241-32OD - 32 × 800GbE OSFP800, 1U Spine/Leaf Switch for Enterprise and Cloud Networks










Juniper QFX5241-32OD - 32 × 800GbE OSFP800, 1U Spine/Leaf Switch for Enterprise and Cloud Networks
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Juniper QFX5241-32OD is a high-performance, high-density 1U data centre switch designed for modern spine and leaf architectures. With 32 × 800GbE OSFP800 ports, it delivers ultra-low latency, high throughput, and flexible breakout options, making it ideal for AI/ML workloads, cloud-native applications, and large-scale enterprise fabrics. Both AC and DC variants are available, supporting front-to-back (AFO) or Air-Out (DO) airflow to fit any data centre cooling design.
Built on the robust Junos OS, the QFX5241-32OD provides advanced programmability, automation, and real-time telemetry, simplifying network operations for enterprise and cloud environments. As a part of Juniper switches and Juniper QFX portfolio, it integrates seamlessly with existing Juniper network switches, delivering scalable, secure, and high-performance connectivity. It also serves as a competitive alternative to HPE switches in high-density spine/leaf deployments.

KEY FEATURES:
- Total Ports: 32 × 800GbE OSFP800 ports
- Port Flexibility: 32 × 800GbE, 64 × 400GbE, 128 x 200GbE, 160 x 100GbE, 128 x 50GbE
- Switching Capacity: Up to 25.6/51.2 Tbps (uni/bidirectional)
- Forwarding Rate: 10.6 billion packets per second
- CPU: Intel Ice Lake (4 core)
- System Memory: 32GB (16GB × 2) DDR
- Onboard Storage: 2 × 480GB
- Packet Buffer: 83 MB dynamic shared buffer
- MAC Address Table: Up to 136,000 entries
- VLAN Support: Up to 4,096 VLANs
- Jumbo Frames: Supports frames up to 9,216 bytes
- Latency: 700-750 ns
- High Availability: Redundant (1+1) hot-pluggable 2400W power supplies
- Airflow Options: Front-to-back (AFO) or Air-Out (DO) airflow
- Advanced Features: EVPN-VXLAN, MPLS, Segment Routing, MACsec AES-256 encryption, automation, and real-time telemetry
TECHNICAL SPECIFICATIONS:
HARDWARE:
SPECIFICATION |
DETAILS |
Form Factor |
1U fixed-configuration, rack-mountable |
Total Ports |
32 × 800GbE OSFP800 ports |
Port Flexibility |
32 × 800GbE, 64 × 400GbE, 128 x 200GbE, 160 x 100GbE, 128 x 50GbE |
CPU |
Intel Ice Lake (4 core) |
Switch Chip |
Broadcom Tomahawk5 |
System Memory |
32GB (16GBx2) of DDR |
Onboard Storage |
2X480GB |
Packet Buffer |
83 MB dynamic shared buffer |
MAC Address Table |
Up to 136,000 entries |
VLAN Support |
Up to 4,096 VLANs |
Jumbo Frames |
Supports frames up to 9,216 bytes |
Latency |
700-750 ns |
PERFORMANCE:
SPECIFICATION |
DETAILS |
Switching Capacity |
Up to 25.6/51.2 Tbps (uni/bidirectional) |
Forwarding Rate |
10.6 billion packets per second |
Power Consumption |
Typical Power: 220-240 V: 543 W Maximum Power: 220-240 V: 1394 W |
SECURITY:
SPECIFICATION |
DETAILS |
Encryption |
MACsec AES-256 |
Access Control |
ACLs, Role-Based Access Control (RBAC) |
Authentication |
802.1X, RADIUS, TACACS+ |
MANAGEMENT:
SPECIFICATION |
DETAILS |
Network OS |
Junos® OS Evolved |
Automation |
Apstra, Ansible, Terraform, ZTP, Python scripts |
Telemetry |
Junos Telemetry Interface (JTI), streaming telemetry |
Protocol Support |
EVPN-VXLAN, MPLS, Segment Routing, BGP, OSPF, IS-IS |
PHYSICAL AND ENVIRONMENTAL:
SPECIFICATION |
DETAILS |
Dimensions (H × W × D) |
17.25 × 1.69 × 23.19 in (43.4 × 4.3 × 58.9 cm) |
Weight |
15kgs (33.17lbs) |
Power Supplies |
Redundant (1+1) hot-pluggable 2400W power supplies |
Cooling |
Ports-to-PSU (AFO) 7 hot-pluggable fan modules |
Airflow Options |
Front-to-back (AFO) or Air-Out (DO) airflow |
Operating Temperature |
0°C to 40°C (32°F to 104°F) |
Relative Humidity |
5% to 85% (non-condensing) |
Storage Temperature |
-40°C to 70°C (-40°F to 158°F) |
Operating Altitude |
Up to 3,000 meters (9,843 feet) |
Compliance & Standards |
IEEE 802.3ba, 802.3bj, 802.3cd, 802.1Q, 802.3ad, UL, CE, RoHS |
ADVANCED FEATURES:
EVPN-VXLAN Overlay Support:
Enables highly scalable Layer 2 and Layer 3 overlays, making it ideal for multi-tenant environments, cloud-native applications, AI/ML clusters, and modern spine-leaf architectures. Simplifies workload mobility across the network and enhances segmentation and isolation for secure multi-tenant operations. Provides seamless interoperability with other Juniper QFX switches, ensuring consistent fabric management across large-scale data centres. Supports automated provisioning of VXLAN tunnels, reducing operational complexity and improving deployment speed.
MPLS & Segment Routing:
Delivers advanced traffic engineering, deterministic forwarding, and path optimization for service providers and enterprise networks. Supports large-scale multi-tenant fabrics with predictable routing, fast convergence, and low-latency connections. Optimized for hybrid cloud deployments and high-density spine-leaf topologies. Provides fine-grained control over traffic flows, enabling network operators to guarantee performance for mission-critical workloads.
MACsec AES-256 Encryption:
Provides hardware-based encryption to protect sensitive data-plane traffic, ensuring enterprise-grade security and compliance with regulatory standards. Guards against man-in-the-middle attacks, maintains data integrity across all connections, and integrates seamlessly with automated network policies. Supports large-scale deployment without impacting throughput or latency. Enhances secure multi-tenant operations by encrypting traffic between all connected Juniper switches.
High-Density Performance:
32 × 800GbE OSFP800 ports with breakout flexibility (up to 256 × 10/25/40/100/200/400GbE) deliver up to 25.6 Tbps switching capacity with ultra-low sub-microsecond latency. Supports AI/ML, cloud, and high-performance enterprise applications, offering flexible uplink options and future-proof scalability. Engineered for low-jitter and high-reliability environments, ensuring consistent performance under peak traffic conditions. Enables network operators to scale seamlessly as business or cloud demands grow.
Automation & Programmability:
Full support for Apstra, Ansible, Terraform, and ZTP allows rapid provisioning, consistent configuration management, and simplified operational workflows. API-driven automation enables integration with DevOps pipelines and large-scale orchestration. Supports intent-based networking and policy-driven automation, reducing human errors and operational overhead. Real-time programmable interfaces allow rapid network adjustments to meet dynamic workload requirements.
Streaming Telemetry & Real-Time Analytics:
Junos Telemetry Interface (JTI) provides detailed monitoring, proactive fault detection, and real-time insights into high-density deployments. Supports historical and predictive analytics for capacity planning, continuous performance validation, and SLA monitoring. Enables administrators to make informed decisions with granular visibility into network behavior. Facilitates automated alerting, anomaly detection, and integration with AI-driven analytics platforms for proactive network management.
High Availability & Redundancy:
Dual hot-swappable AC/DC power supplies, N+1 fan redundancy, and flexible front-to-back (AFO) or Air-Out (DO) airflow ensure uninterrupted operation in mission-critical environments. Minimizes downtime during maintenance, component replacement, or hardware failure. Supports seamless failover and load balancing, maintaining network stability and service continuity. Designed for 24/7 operations in enterprise and hyperscale data centres.
Advanced Layer 2/3 Capabilities:
Full support for BGP, OSPF, IS-IS, LAG, 802.1Q VLANs, jumbo frames, flow control, QoS policies, and large MAC address tables ensures optimized traffic management. Enables deterministic traffic delivery for low-latency applications and supports complex enterprise or service provider topologies. Facilitates efficient network segmentation, traffic prioritization, and end-to-end connectivity. Supports scalable routing and switching for high-density spine/leaf deployments.
Cloud and Enterprise Workload Ready:
Designed for AI/ML clusters, cloud-native applications, and high-performance enterprise fabrics that require ultra-low latency and high throughput. Ensures seamless integration with existing Juniper network switches and acts as a competitive alternative to HPE switches for spine/leaf deployments. Supports multi-tenant overlays, hybrid cloud integration, and dynamic workload mobility. Provides predictable performance for demanding applications and high-density data centre fabrics.
Energy-Efficient Design:
Optimized power consumption with intelligent PSU and fan management reduces operational costs while maintaining high performance. Energy-saving modes allow efficient operation under varying traffic loads without compromising throughput. Designed to meet environmental efficiency standards and support sustainable data centre operations. Reduces cooling requirements and contributes to lower total cost of ownership over the switch lifecycle.
ORDERING INFORMATION:
PART NUMBER |
DESCRIPTION |
QFX5241-32OD-AO |
32 × 800GbE OSFP, AC power, front-to-back airflow (AFO), 1U, redundant fans |
QFX5241-32OD-DO |
32 × 800GbE OSFP, DC power, Air-Out airflow (DO), 1U, redundant fans |
WARRANTY & SUPPORT:
Manufacturers are responsible for warranties, which are based on the purchase date and validity. We make sure the products we sell are delivered on time and in their original condition at Grabnpay. Whether it's physical damage or operational issues, our team will help you find a solution. We help you install, configure, and manage your devices. We'll help you file a warranty claim and guide you every step of the way.
All listed prices reflect standard market rates. Final commercial terms, including volume-based discounts, will be provided based on purchase volume, MOQ, and other applicable criteria. For more information about switches & other accessories, contact our technical support team.