United StatesPower Supplies Juniper Precision Technology
Juniper Power Supplies delivers cutting-edge power systems engineered for optimal efficiency, consistent reliability, and robust energy management. Experience advanced electrical performance powering critical operations across diverse industrial applications.
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11 Matching results
JPSU-350-AC-AFO (350W AC PWR SUP FRONT TO BACK AIRFLOW FOR EX4300)
4.4 (5)- Power Supply
- 400W
- Gaming / Workstation / General Use
- ATX
- Non-Modular
- Bronze
- Single Rail
Est Value
$500.76$125.20
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JPSU-150-AC-AFO (EX3400 150W AC POWER SUPPLY FRONT-TO-BACK AIRFLOW POWER CORD)
4.4 (5)- Power Supply
- 150W
- General Use
- ATX
- Non-Modular
- 80 PLUS
- Single Rail
Est Value $500.76$155.24
69% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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JPSU-400W-AC (POWER SUPPLY UNIT 400W AC)
5 (5)- Power Supply
- 400W
- Gaming / Workstation
- ATX
- Non-Modular
- 80 PLUS
- Single Rail
Est Value $2,050.00$370.00
82% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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JPSU-650W-AC-AFI (650W AC POWER SUPPLY FOR EX4550 AND QFX3500 PSU SIDE AIRFLOW INTAKE)
4.6 (5)- Power Supply
- 650W
- Gaming
- ATX
- Semi-Modular
- Gold
- Single Rail
Est Value $1,860.00$1,123.00
39.6% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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JPSU-850W-AC-AFI (850W AC POWER SUPPLY FOR QFX5100-96S PSU-SIDE AIRFLOW INTAKE)
4.4 (5)- Power Supply
- 850W
- Gaming / Workstation
- ATX
- Modular
- Gold
- Multi Rail
Est Value $2,675.00$1,613.00
39.7% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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JPSU-850W-AC-AFO (80W AC PWR SUP FOR QFX5100-96S PSU-SIDE AIRFLOW EXHAUST)
4.6 (5)- Power Supply
- 850W
- Gaming / Workstation / Enterprise Server
- ATX
- Non-Modular
- Gold
- Single Rail
Est Value $2,675.00$1,613.00
39.7% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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JPSU-650W-DC-AFI (Juniper 650W DC Power Supply (FRU Side to Port Side Air Flow))
4.6 (5)- Power Supply
- 650W
- Gaming
- ATX
- Non-Modular
- Gold
- Single Rail
Est Value $4,815.00$2,909.00
39.6% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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JPSU-850W-DC-AFO (850W DC POWER SUPPLY FOR QFX5100-96S PSU-SIDE AIRFLOW)
4.6 (5)- Power Supply
- 850W
- Gaming / Workstation / Server
- ATX
- Non-Modular
- Gold
- Single Rail
Est Value $6,075.00$3,670.00
39.6% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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JPSU-850W-DC-AFI (850W DC POWER SUPPLY FOR QFX5100-96S PSU-SIDE AIRFLOW INTAKE)
4.2 (5)- Power Supply
- 850W
- Enterprise Server / Workstation / Gaming
- ATX
- Modular
- Gold
- Single Rail
Est Value $7,110.00$4,294.00
39.6% offFirst-Time Buyer Discount – Get up to 2% additional off on your first order
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QFX-QSFP-DAC-3M (3M CABL QSFP+ TO QSFP+ ETHERNET DIRECT ATTACH COPPER TWINAX COPPER)
4.8 (5)- N/A
- N/A
- Data Center
- N/A
- Non-Modular
- None
- N/A
Est Value $240.00$57.00
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QFX3100-PWRAC-560A (560W Power Supply A for QFX3100 (spare))
4.4 (5)- Power Supply
- 550W
- Gaming / Workstation / Enterprise Server
- ATX
- Modular
- Gold
- Single Rail
Est Value First-Time Buyer Discount – Get up to 2% additional off on your first order
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Questions & Answers
What are Juniper Power Supplies?
Juniper Power Supplies deliver regulated DC power for Juniper networking devices, ensuring reliable operation and optimal performance across routers, switches, and firewalls.
Which models of Juniper Power Supplies are available?
Juniper offers fixed and modular power supplies ranging from 150W to 1800W, including AC and DC options, to meet diverse power and redundancy requirements.
How do I determine the compatible power supply for my Juniper device?
Refer to your device datasheet or Juniper’s compatibility matrix to identify supported power supply models by chassis and series for accurate matching.
Can I hot-swap Juniper Power Supplies without downtime?
Yes. Most Juniper modular power supplies are hot-swappable, enabling field replacement without interrupting active network traffic when redundancy is configured.
What is redundant power supply configuration?
Redundant configuration uses two or more power supplies in parallel; if one fails, the system continues operation without service interruption.
How do I install a Juniper Power Supply?
Power down the device, slide the power supply into the designated bay until it clicks, connect the AC or DC power cord, and then power on following Juniper’s installation guide.
What warranty covers Juniper Power Supplies?
Juniper Power Supplies carry a limited lifetime warranty against manufacturing defects when installed on supported Juniper hardware, subject to standard terms and conditions.
Where can I purchase genuine Juniper Power Supplies?
Purchase from Juniper-authorized resellers, distributors, or the official Juniper Networks online store to guarantee authenticity and support eligibility.
Can I use third-party power supplies with Juniper devices?
Juniper recommends using only certified Juniper power supplies; third-party units may void warranty, reduce performance, or cause compatibility issues.
How do I troubleshoot a failed Juniper Power Supply?
Check status LEDs, verify proper power cord connection, inspect the AC source, and replace the module if the LED remains off or displays a fault code.
Are Juniper Power Supplies energy-efficient?
Yes. Juniper AC power supplies comply with 80 PLUS standards, delivering up to 90% efficiency to reduce energy consumption and operational costs.
What are the environmental requirements for Juniper Power Supplies?
Operate within 0°C to 40°C temperature range and 5% to 90% non-condensing humidity. Ensure proper airflow and ventilation per device specifications.
Can I mix different wattage power supplies in the same chassis?
You can mix identical AC or DC units of varying wattages only if the chassis and firmware support heterogeneous power modules; consult Juniper documentation for your platform.
How do I upgrade a Juniper Power Supply for higher capacity?
Power down the device, remove the existing module, install the higher-capacity supply, then power on and verify via CLI or the J-Web interface that the new unit is recognized.
What safety precautions should I follow when handling Juniper Power Supplies?
Disconnect all power sources before servicing, wear ESD protection, and follow Juniper’s safety guidelines to prevent electric shock and equipment damage.
How can I monitor the health of my Juniper Power Supplies?
Use Junos OS CLI commands or J-Web interface to view power supply status, voltage output, and alarm logs in real time for proactive maintenance.