Juniper part number JPSU-650W-AC-AFI identifies the JPSU-650W-AC-AFI - Juniper 650-Watts AC Power Supply Back-to-Front Airflow for EX4600-48S, EX4600-24Q, an enterprise-grade Power Supplies & Power Protection unit appropriate for data-center, server-room, and workstation deployment. The component is intended for use in enterprise rack server and data-center deployments where matched-pair installation, hot-spare provisioning, or matched-lot procurement is required. Technical specifications include power of 650W. Typical use cases include in-place upgrades, EOL replacement under existing OEM service contracts, lab/test environments, and refurbished-rebuild programs. Pro Disk Network maintains the JPSU-650W-AC-AFI in our enterprise inventory and verifies each unit against manufacturer datasheet specifications prior to listing. New stock ships factory-sealed where available; refurbished units are tested under load before dispatch and ship with a 30-day Pro Disk Network functional warranty. Net 30 terms are available for qualified business accounts. Same-day dispatch on in-stock orders placed before 3pm ET; free standard ground shipping on US orders over $150.
The JPSU-650W-AC-AFI is a Juniper power supplies & power protection component with power 650W. Pro Disk Network sells the JPSU-650W-AC-AFI for $129.60 with same-day US shipping and a 30-day free return guarantee.
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Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the JPSU-650W-AC-AFI verified against the manufacturer datasheet and our internal lab benchmarks.
Trust Signals
Florida-Registered LLC — 7345 W Sand Lake Rd, Orlando FL 32819
Same-Day US Shipping — orders before 3pm ET ship today via FedEx/UPS
30-Day Free Returns — pre-paid label included on all US orders
Net 30 Available — for verified business buyers
2,000+ B2B Customers — MSPs, government, education, enterprise IT
Quick Answer: Will the JPSU-650W-AC-AFI fit my system?
The JPSU-650W-AC-AFI is a Juniper power supplies & power protection part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.
How fast does the JPSU-650W-AC-AFI ship?
JPSU-650W-AC-AFI orders placed before 2 pm ET ship the same business day from US warehouses. Delivery is next business day to most metro ZIPs via FedEx/UPS overnight; ground delivery covers remaining US in 1-4 business days.
The JPSU-650W-AC-AFI is deployed by US enterprises, MSPs, government, and education customers across multiple infrastructure scenarios. Below are the most common deployment patterns Pro Disk Network sees in real-world orders.
Rack PDU Replacement — Vertical or horizontal PDUs in cabinet retrofits. Metered or switched models for granular outlet-level control.
Branch UPS — Office or remote site UPS. 1500–3000 VA covers most server-rack mini-deployments with 5–15 minute runtime.
Datacenter UPS Module — Online double-conversion UPS for production server rooms. Match VA rating to total connected load + 30% headroom.
Telco / Battery Backup — DC-powered batteries for telco-class equipment, ISP CPE, and outdoor cabinets. Confirm voltage (-48 V vs +12/24 V).
New, Bulk, or Refurbished — Choosing Your Tier
Pro Disk Network offers the JPSU-650W-AC-AFI across three procurement tiers. Each tier is fully functional and warranted; the choice comes down to budget, warranty length, and whether the deployment is production-critical or capacity-expansion.
Tier
Discount vs OEM List
Warranty
Best For
New (Sealed OEM)
25–40%
Juniper manufacturer warranty (1–5 yr)
Production-critical first-tier
New (Bulk OEM)
50–65%
3-year Pro Disk Network warranty
New cluster builds, secondary tier
Refurbished
75–85%
12-month advance replacement
Capacity expansion, lab, dev/test, EOL refresh
Bulk & Volume Pricing for JPSU-650W-AC-AFI
Ships from our Orlando, FL warehouse — same-day US dispatch on orders placed before 2pm ET. Net 30 terms available for verified businesses, government and education.
Volume discounts on the JPSU-650W-AC-AFI are automatic at checkout. Net 30 terms available for verified businesses, government, and education. Email sales@prodisknetwork.com for orders above 100 units.
Quantity
Discount
Unit Price
1
0%
$129.60
5+
4%
$124.42
10+
8%
$119.23
25+
13%
$112.75
50+
18%
$106.27
100+
23%
$99.79
What is the JPSU-650W-AC-AFI?
The JPSU-650W-AC-AFI is a Juniper server power supply unit with power 650W, manufactured by Juniper. Pro Disk Network ships this part new and certified-refurbished from our US warehouse with same-day dispatch on orders placed before 3 PM ET, backed by a 30-day return guarantee.
Pros & Cons of JPSU-650W-AC-AFI
Pros
Compatible with major server chassis (HP, Dell, IBM, Cisco)
Cable management compatible with original chassis layout
Wattage clearly labelled for sizing against connected load
Cons
Wattage headroom should be sized at 70-80% sustained load
Cable harness sold separately on certain chassis
OEM warranty does not transfer with refurbished units
Frequently Asked Questions about JPSU-650W-AC-AFI
Is the JPSU-650W-AC-AFI a genuine Juniper part?
Yes. Pro Disk Network sources every JPSU-650W-AC-AFI as factory-original Juniper inventory verified against the manufacturer parts registry before listing. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned Juniper servers, surface-tested, and re-warranted by Pro Disk Network for 12 months.
Will the JPSU-650W-AC-AFI fit my system?
The JPSU-650W-AC-AFI is a Juniper power supplies & power protection part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.
How fast does the JPSU-650W-AC-AFI ship?
JPSU-650W-AC-AFI orders placed before 2 pm ET ship the same business day from US warehouses. Delivery is next business day to most metro ZIPs via FedEx/UPS overnight; ground delivery covers remaining US in 1-4 business days.
What is the warranty on the JPSU-650W-AC-AFI?
New JPSU-650W-AC-AFI units carry the full Juniper manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (12 months refurbished, 36 months new bulk). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the JPSU-650W-AC-AFI?
Yes. Pro Disk Network offers automatic volume discounts at 10, 25, 50, and 100+ unit tiers. Net 30 terms are available for verified businesses, government, and education buyers. Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Other parts that share the JPSU series prefix — useful when sourcing matched lots, hot-spare pools, or capacity-tier expansions.
JPSU-1100-AC-AFO — JPSU-1100-AC-AFO - Juniper Power Supply for EX4300 — $212.63
JPSU-350-AC-AFO — JPSU-350-AC-AFO - Juniper 350-Watts AC Power Supply — $608.42
JPSU-650W-AC-AFO — JPSU-650W-AC-AFO - Juniper 650-Watts AC Power Supply for EX4550 — $823.16
JPSU-650W-DC-AFO — JPSU-650W-DC-AFO - Juniper 650-Watts DC Power Supply for EX4550PWR and QFX3500 SIDE AIRFLOW — $170.53
Pro Disk Network Buyer’s Guide: Power Supplies & Power Protection
PSU Sizing: Connected Load, Efficiency Curves, and N+1 Redundancy
For N+1 redundancy in a dual-PSU server, both PSUs must be rated to handle full load alone. This is non-negotiable in production: if a single PSU fails and the surviving one is undersized, the system shuts down. The JPSU-650W-AC-AFI should be matched in wattage rating to the partner PSU in the chassis; mismatched ratings sometimes work but trigger warnings in the BMC.
AC Input, Phase Balancing, and Datacentre Power Best Practices
Document the JPSU-650W-AC-AFI model, wattage, and partner PSU in your CMDB. Power audits typically find one or two undersized servers and one or two over-redundant clusters per rack — both of which waste capacity that could feed additional production load.