Name: 650W DC Power Supply for EX4550 and Qfx3500 PSU Side Airflow Int
Brand: Juniper Networks
Price: 233.95 USD
Availability: InStock

Juniper Networks JPSU-650W-DC-AFI 650W DC Power Supply for EX4550 and Qfx3500 PSU Side Airflow Int

Overview The Juniper Networks JPSU-650W-DC-AFI is a high efficiency 650 watt DC power supply designed specifically for the EX4550 Ethernet switch and the QFX3500 chassis with side airflow orientation. Engineered for carrier grade reliability, this po... Read More

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$233.95

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In Stock: 4
Manufacturer: Juniper Networks
Model or Part: JPSU-650W-DC-AFI
Condition: Refurbished
Weight: 22.00lb

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Product Information

Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview
The Juniper Networks JPSU-650W-DC-AFI is a high efficiency 650 watt DC power supply designed specifically for the EX4550 Ethernet switch and the QFX3500 chassis with side airflow orientation. Engineered for carrier grade reliability, this power module delivers consistent power in demanding data centre and campus environments while supporting hot-swap replacement for uninterrupted operation.

Key Features

650W continuous DC output for robust performance
Side-airflow design (AFI) optimizes cooling in dense rack configurations
Hot-swap capable - replace without shutting down the system
Wide input voltage range of 190 to 277 VDC
Built-in protection against over-voltage, over-current and short circuit
LED status indicators provide quick visual confirmation of power health
Compact form factor fits within the standard PSU bay of EX4550 and QFX3500 platforms

Technical Specifications

Model/Part Number: JPSU-650W-DC-AFI
Power Rating: 650 watts (DC)
Input Voltage: 190 - 277 VDC
Output Voltage: 48 VDC (typical)
Efficiency: 94 percent minimum at full load
Operating Temperature: 0 to 40 deg C (32 to 104 deg F)
Storage Temperature: -40 to 70 deg C
Dimensions (H x W x D): 1U height, 17.5 in width, 8.5 in depth
Weight: approx 4.5 lbs
Compliance: RoHS, FCC Part 15 Class B

Applications
The JPSU-650W-DC-AFI is ideal for high-density switching and routing deployments where power efficiency and reliability are critical. Typical use cases include:

Enterprise campus core and aggregation layers
Data centre top-of-rack (ToR) switching
Service provider edge and metro aggregation
Virtualized environments that demand consistent power delivery
Any deployment of Juniper EX4550 or QFX3500 equipment requiring side-airflow cooling

Choose the Juniper JPSU-650W-DC-AFI to ensure your network infrastructure stays powered, cool, and ready for the next generation of traffic demands.