EX3400-48T Specifications
Juniper EX3400 series — 48-port Ethernet Switch
Manufacturer: Juniper Networks
Manufacturer Model: EX3400-48T
Product Line: EX3400 Series Ethernet Switches
Product Series: 48-port 10/100/1000BASE-T
Product Type: Fixed-configuration 1U rack-mount enterprise access switch
Product Name: Juniper EX3400-48T Ethernet Switch
KEY FEATURES:
Port Count & Type: 48 × 10/100/1000BASE-T ports
Uplink Ports: 4 × 10GbE SFP+ for uplinks
Virtual Chassis Support: Up to 10 units in a Virtual Chassis
Power Supply: Dual redundant AC or DC options (hot-swappable)
Redundancy: Hot-swappable fans and power supplies for high availability
Management: Junos OS with full Layer 2 and Layer 3 feature set
PERFORMANCE:
Wire-speed performance across all 48 access ports plus uplinks
Layer 2/Layer 3 switching, routing, VLANs, multicast, link aggregation
Forwarding Rate: ~95 Mpps (packets per second)
Backplane / Fabric Bandwidth: Up to 128 Gbps
ENVIRONMENTAL & RELIABILITY:
Designed for enterprise campus/branch access deployment with 24×7 operation
Operating temperature range: 0 °C to 45 °C
High availability features: Virtual Chassis, Graceful Routing Engine switchover
PHYSICAL:
Form Factor: 1U rack-mount (fixed configuration)
Dimensions (W × H × D): Approx. 17.3 in × 1.7 in × 15.7 in (44.0 cm × 4.3 cm × 39.9 cm)
Weight: ~6.2 kg
Cooling: Front-to-back airflow with field-replaceable fans

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