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Juniper

Juniper EX3400-48P | 48x 1G RJ45 | PoE+ 802.3at | Uplinks: 4x 1/10G SFP/SFP+ + 2x 40G QSFP+ | License: Base L2/L3

SKU:EX3400-48P

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Description

High-density Layer 2/3 access switch with 48 Gigabit copper ports delivering IEEE 802.3af/at PoE+ for IP phones, cameras, and APs. Four 1/10G SFP/SFP+ and two 40G QSFP+ provide flexible uplinks and/or Virtual Chassis stacking for scalable campus deployments. Junos OS enables consistent operations, automation, and rich security/QoS for enterprise edge.

Features

- 48-port Gigabit access with PoE+ for converged edge deployments
- Flexible uplink choices with 4x 10G SFP+ and 2x 40G QSFP+
- Virtual Chassis for stackable, single-logic management
- Enterprise-grade QoS, security, and automation with Junos OS
- Consistent operations and templates across campus fabrics
- 1U design for high-density wiring-closet installations

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Does this model provide PoE?
A: Yes. The 48P variant supports IEEE 802.3af/at (PoE+) on its copper ports; total available power depends on the installed PSU.

Q: Can the QSFP+ ports be used for uplinks as well as stacking?
A: Yes. QSFP+ ports support high-speed uplinks and/or Virtual Chassis stacking; operating mode is configurable.

Q: What optics are supported on the SFP/SFP+ uplinks?
A: Common 1G/10G SFP/SFP+ optics (SR/LR), as well as DAC/AOC cables, are supported. Check the official compatibility list for specific part numbers.

Q: Is a separate feature license required for basic L2/L3?
A: Core L2/L3 features run under the base Junos feature set. Optional cloud or advanced services may require additional subscriptions.

Q: Does the switch support Virtual Chassis stacking?
A: Yes. EX3400 supports Virtual Chassis to simplify management and scale access switching.

Technical Specifications

- Ports: 48x 10/100/1000BASE-T RJ45
- PoE: IEEE 802.3af/at (PoE+), up to 30W per port (Class 4), model-dependent total budget
- Uplinks: 4x SFP/SFP+ (1/10GbE)
- High-speed: 2x QSFP+ (40GbE) for uplink and/or Virtual Chassis
- Layering: Managed L2/L3 access switching
- Operating system: Junos OS with CLI and web management (J-Web)
- Form factor: 1U rack-mount
- Power: AC input (model-specific PSU/airflow options)
- Airflow: Model-dependent (AFI/AFO variants in the EX3400 family)
- Stacking: Virtual Chassis supported

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