EX4400‑24T‑DC‑AFI Specifications
Juniper EX4400 24‑Port 10/100/1000 BASE‑T Switch (DC Powered, Back‑to‑Front Airflow)
Manufacturer: Juniper Networks
Manufacturer Model: EX4400‑24T‑DC‑AFI
Product Line: EX4400 Series Switches
Product Series: 24T (24 × 10/100/1000 BASE‑T host ports)
Product Type: Fixed‑port Access Layer Ethernet Switch
Product Name: Juniper EX4400‑24T‑DC‑AFI Switch
KEY FEATURES:
Access Ports: 24 × 10/100/1000 BASE‑T RJ‑45
Uplink / Stacking Ports: 2 × 100 GbE dedicated ports (and optional extension modules for 4×10/25 GbE)
Power Supply: 550 W DC power supply, DC input, back‑to‑front airflow (“AFI” orientation)
Airflow Orientation: Back‑to‑Front (optimized for hot‑aisle/cold‑aisle rack design)
Virtual Chassis Support: Up to 10 EX4400 units can be interconnected and managed as a single logical device
PERFORMANCE:
Switching Capacity: ~324 Gbps unidirectional / ~648 Gbps bidirectional
Forwarding Rate: ~482 million packets per second (Mpps)
MAC Address Table: Up to ~112,000 entries
Jumbo Frame Support: Up to 9,216 bytes
VLANs Supported: Up to ~4,093 VLANs
ENVIRONMENTAL & RELIABILITY:
Designed for enterprise campus/branch access deployments requiring DC power and hot‑aisle airflow
Redundancy: Supports redundant, hot‑swappable DC power supplies and field‑replaceable fan modules
Operating Temperature: 0 °C to 40 °C typical
Weight (chassis only, no PSU/fans): Approx. 6.45 kg (~14.2 lb)
PHYSICAL:
Form Factor: 1U rack‑mount chassis
Typical Dimensions (W × H × D): ~44.17 cm × 4.37 cm × 43.0 cm (~17.39″ × 1.72″ × 16.93″)
Weight: ~6.45 kg chassis only
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