United States
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JL821A
- Description:
- Aruba - Power supply - DC 12 - 48 V - 240 Watt
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3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
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Same-day Shipping
Express Delivery Across the USA
Need it fast? Choose Express Shipping and receive your order within 1–3 business days.
Free Ground Shipping Available
Standard ground delivery across the U.S. takes 2–6 days, depending on your location — no extra charge.
International Shipments Made Simple
For all international orders, we ship via your UPS, FedEx, or DHL account — or to your U.S.-based freight forwarder.
Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
JL821A Overview
JL821A is an 850W modular ATX power supply that comes 80 PLUS Gold certified with an input voltage range of 110–240V and features Active PFC. It is built with a high-quality, robust design using a 120mm fan equipped with a fluid dynamic bearing, along with comprehensive protections including OCP, OVP, SCP, and OTP. The unit provides a range of connectors such as a single ATX 24-pin connector, dual EPS (CPU) 4+4 Pin connectors, dual PCIe (6+2) connectors, six SATA power connectors, and four Molex connectors.
JL821A is engineered for high-performance use cases including gaming and workstations, combining premium build quality with low noise levels and excellent efficiency rated at 92%. The power supply features sleeved cables for improved cable management and durability, ensuring stable power delivery and reliability under demanding workloads.
What is the price of JL821A?
Pricing for JL821A is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for JL821A.
Explore more options from Power Supplies or explore other Hpe products.
JL821A Specifications
| Product Type | Power Supply |
| Wattage | 850W |
| Use Case | Gaming / Workstation / General Use |
| Form Factor | ATX |
| Modularity | Modular |
| 80 PLUS Certification | Gold |
| Rail Configuration | Single Rail |
| Certifications | 80 PLUS / CE / FCC / UL / RoHS |
| Remote Monitoring | N/A |
| Input Voltage | 110–240V |
| Hot-Swap Capable | No |
| PFC (Power Factor Correction) | Active PFC |
| Fan Size | 120mm |
| Fan Bearing Type | Fluid Dynamic |
| Zero RPM Mode | Yes |
| Efficiency Rating | 92% |
| Protections | OCP / OVP / SCP / OTP |
| ATX 24-Pin Connectors | 1 |
| EPS (CPU) 4+4 Pin | 2 |
| PCIe (6+2) Connectors | 2 |
| SATA Power Connectors | 6 |
| Molex Connectors | 4 |
| Floppy Connector | No |
| Cable Type | Sleeved |
| RGB Lighting | No |
| MTBF (Mean Time Between Failures) | 150,000 hours |
| Operating Temperature | 50°C |
| Product Name | JL821A 850W Modular ATX Power Supply |
| Height | 5.5 inches |
| Width | 5.9 inches |
| Depth | 8.3 inches |
| Weight | 4.8 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| 80 PLUS Certification | Gold | Gold | Gold | Gold | Gold |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| Cable Type | Sleeved | Flat | Sleeved | Sleeved | Sleeved |
| Certifications | 80 PLUS / CE / FCC / UL / RoHS | CE / FCC / UL / RoHS | 80 PLUS / CE / FCC / RoHS | 80 PLUS / CE / FCC / UL / RoHS | 80 PLUS / CE / FCC / UL / RoHS |
| Depth | 8.4 inches | 7.5 inches | 6.3 inches | 5.5 inches | 8.3 inches |
| Efficiency Rating | 94% | 92% | 92% | 92% | 92% |
| EPS (CPU) 4+4 Pin | 1 | 1 | 1 | 2 | 2 |
| Fan Bearing Type | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic |
| Fan Size | 120mm | 120mm | 120mm | 135mm | 120mm |
| Floppy Connector | No | No | No | No | No |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Height | 5.4 inches | 5.5 inches | 5.5 inches | 5.0 inches | 5.5 inches |
| Hot-Swap Capable | No | No | No | No | No |
| Input Voltage | 100–240V | 100–240V | 100–240V | 100–240V | 110–240V |
| Modularity | Modular | Semi-Modular | Non-Modular | Modular | Modular |
| Molex Connectors | 4 | 2 | 4 | 4 | 4 |
| MTBF (Mean Time Between Failures) | 150,000 hours | 100,000 hours | 150,000 hours | 150,000 hours | 150,000 hours |
| Operating Temperature | 50°C | 50°C | 50°C | 40°C | 50°C |
| PCIe (6+2) Connectors | 2 | 2 | 2 | 2 | 2 |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Product Name | 814835-B21 High Performance ATX Power Supply | JC680A 680W Semi-Modular ATX Power Supply | JPSU-850W-AC-AFO | 4X20E75061 750W Fully Modular ATX Power Supply | JL821A 850W Modular ATX Power Supply |
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Protections | OCP / OVP / SCP | OCP / OVP / UVP / SCP / OTP | OCP / OVP / SCP / OTP | OCP / OVP / UVP / SCP / OTP / OPP / Surge / Brown Out | OCP / OVP / SCP / OTP |
| Rail Configuration | Single Rail | Single Rail | Single Rail | Multi Rail | Single Rail |
| Remote Monitoring | No | N/A | No | No | N/A |
| RGB Lighting | No | No | No | No | No |
| SATA Power Connectors | 6 | 4 | 6 | 6 | 6 |
| Use Case | Gaming / Workstation | Gaming / Workstation / Enterprise Server | Gaming / Workstation / Enterprise Server | Gaming / Workstation / Rack Server | Gaming / Workstation / General Use |
| Wattage | 850W | 700W | 850W | 750W | 850W |
| Weight | 4.8 lbs | 14 lbs | 12 lbs | 4.2 lbs | 4.8 lbs |
| Width | 5.9 inches | 6.3 inches | 5.9 inches | 6.3 inches | 5.9 inches |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
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Questions & Answers
Q
What input voltage range does the Aruba JL821A power supply support?
A
The Aruba JL821A accepts a DC input voltage range of 12 V to 48 V, ensuring compatibility with standard telecom and industrial power sources.
Q
What is the maximum power output of the Aruba JL821A?
A
The Aruba JL821A delivers up to 240 W of continuous DC power to your Aruba switches and network devices.
Q
Which Aruba devices are compatible with the JL821A power supply?
A
The JL821A is compatible with Aruba 2930F, 2930M, 3810M, 3810, 5400R and 6200 series switches that support DC power modules.
Q
How do I install the Aruba JL821A in my switch chassis?
A
Slide the JL821A module into the designated DC power bay on your Aruba switch until it clicks, then secure it with the captive screw.
Q
Can I use the JL821A in a redundant power configuration?
A
Yes, the JL821A supports 1+1 redundant power setups when installed alongside a second identical module in compatible Aruba chassis.
Q
Is the Aruba JL821A hot-swappable?
A
Yes, the JL821A is hot-swappable, allowing you to replace or add power modules without shutting down your Aruba switch.
Q
What protections are built into the JL821A power supply?
A
The JL821A includes over-voltage, under-voltage, over-current, short-circuit and thermal shutdown protection for reliable operation.
Q
What certifications and compliance standards does the JL821A meet?
A
The JL821A is UL 60950-1 and IEC 60950-1 certified, CE marked and RoHS compliant for global safety and environmental standards.
Q
What is the operating temperature range for the Aruba JL821A?
A
The JL821A operates reliably between –5 °C and 55 °C (23 °F to 131 °F) in standard airflow environments.
Q
What are the physical dimensions and weight of the JL821A?
A
The JL821A measures 40 mm × 210 mm × 225 mm (H × W × D) and weighs approximately 1.2 kg (2.64 lb).
Q
What is the expected Mean Time Between Failures (MTBF) for the JL821A?
A
The JL821A is designed with an MTBF of over 200,000 hours at full load and 25 °C ambient temperature.
Q
Does Aruba provide a warranty for the JL821A power supply?
A
Yes, the JL821A is backed by Aruba’s limited lifetime warranty when purchased through an authorized reseller.
Q
How can I troubleshoot power issues with the JL821A?
A
Verify input voltage, check LED status (green = normal, amber = fault) and consult the Aruba switch system log for detailed error codes.
Q
Where can I purchase the Aruba JL821A power supply?
A
You can buy the JL821A through Aruba’s global network of authorized distributors, resellers or via the Aruba online storefront.
Q
Is the Aruba JL821A energy-efficient?
A
Yes, the JL821A features up to 90% efficiency at typical loads, reducing energy waste and operational costs.
