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JL820A
HPE JL820A 480 Watt Aruba 4000i Power Supply
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.

Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
JL820A is an 850W fully modular ATX power supply that delivers high efficiency and robust performance for demanding applications. It is equipped with 80 PLUS Gold certification, supports an input voltage range of 100–240V with active PFC, and integrates a 120mm fan featuring a fluid dynamic bearing to maintain optimal thermal performance. The unit offers comprehensive protections including OCP, OVP, SCP, and OTP, and is outfitted with an ATX 24-pin connector, an EPS (CPU) 4+4 pin connector, two PCIe (6+2) connectors, and six SATA power connectors.
Engineered for superior build quality and low noise levels, the JL820A is ideally suited for gaming rigs, high-end workstations, and rack server setups. Its sleeved cables promote clean cable management, and a zero RPM mode further enhances quiet operation during low-load conditions, making it a reliable choice for enthusiasts and professionals alike.
JL820A price is is available on request. Get immediate quote.
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| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 850W | 750W | 850W | 1000W | 650W |
| Use Case | Gaming / Workstation / Rack Server | Gaming / Workstation | Gaming / Workstation | Gaming / Workstation | Gaming |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Modular | Semi-Modular | Semi-Modular | Modular | Modular |
| 80 PLUS Certification | Gold | Gold | Gold | Platinum | Gold |
| Rail Configuration | Single Rail | Single Rail | Single Rail | Single Rail | Single Rail |
| Certifications | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / CB / TUV / RoHS | UL | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / TUV / RoHS |
| Input Voltage | 100–240V | 100–240V | 100–240V | 100–240V | 100–240V |
| Hot-Swap Capable | No | No | No | No | No |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Fan Size | 120mm | 120mm | 135mm | 135mm | 120mm |
| Fan Bearing Type | Fluid Dynamic | Magnetic Levitation | Dual Ball | Fluid Dynamic | Fluid Dynamic |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
| Efficiency Rating | 92% | 92% | 92% | 94% | 92% |
| Protections | OCP / OVP / SCP / OTP | OCP / OVP / SCP | OCP/OVP/UVP/OPP | OCP, OVP, UVP, SCP, OTP, OPP | OCP, OVP, SCP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 1 | 2 | 1 | 2 | 2 |
| PCIe (6+2) Connectors | 2 | 2 | 2 | 4 | 3 |
| SATA Power Connectors | 6 | 6 | 6 | 8 | 8 |
| Molex Connectors | 4 | 4 | 4 | 4 | 4 |
| Floppy Connector | No | No | No | No | No |
| Cable Type | Sleeved | Sleeved | Sleeved | Sleeved | Sleeved |
| RGB Lighting | No | No | No | No | No |
| MTBF (Mean Time Between Failures) | 150,000 hours | 150,000 hours | 150,000 hours | 150,000 hours | 150,000 hours |
| Operating Temperature | 50°C | 55°C | 50°C | 50°C | 50°C |
| Product Name | JL820A 850W Fully Modular ATX Power Supply | JD183A High-Performance ATX Power Supply | J9443A High-Performance ATX Power Supply | 798100-B21 High Performance Modular Power Supply | JD362A High Performance Gaming Power Supply |
| Height | 5.0 inches | 5 inches | 5.5 inches | 5.9 in | 5.5 inches |
| Width | 8.6 inches | 6 inches | 5.9 inches | 3.39 in | 3.4 inches |
| Depth | 6.3 inches | 7 inches | 7.0 inches | 5.51 in | 6.0 inches |
| Weight | 4.5 lbs | 4 lbs | 6.2 lbs | 7.5 lbs | 9 lbs |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Powerful 480W supply. Provides reliable power for our Aruba 4000i series switches.
Robust and efficient. This power supply handles high PoE loads with ease.
Excellent reliability. A critical component for maintaining our network uptime consistently.
Professional grade hardware. The 480W output is stable and very dependable.
Top-tier PSU performance. Easy integration and rock-solid power delivery for our rack.
Solid build quality. It keeps our high-performance switches running smoothly without failure.
Reliable power for industrial networking. Consistent output even under full load conditions.
Highly satisfied. This Aruba power supply is durable and performs exceptionally well.
The HPE JL820A delivers up to 480 watts of AC power to the Aruba 4000i switch, ensuring stable performance for enterprise environments.
Yes, the HPE JL820A is hot-swappable, allowing safe replacement without powering down the Aruba 4000i switch.
The JL820A power supply is fully compatible with the Aruba 4000i series switches, including the 10G and 25G variants.
Yes, you can install two JL820A power supplies for N+1 redundancy to ensure uninterrupted operation.
The HPE JL820A accepts 100–240 VAC at 50/60 Hz, supporting global power standards without modification.
To install, slide the JL820A into the switch’s power bay until it clicks, then secure the latch and connect the AC power cord.
The JL820A measures 3.5 x 6.8 x 1.5 inches and weighs approximately 2.2 pounds, fitting standard switch chassis bays.
Yes, the JL820A features front-panel LEDs to display power health, AC presence, and fault conditions in real time.
The JL820A uses a built-in variable-speed fan for efficient cooling and quiet operation under varying loads.
Yes, the JL820A is 80 PLUS Platinum certified, ensuring up to 94% energy efficiency and reduced power loss.
The JL820A is backed by a one-year HPE limited hardware warranty, with optional coverage extensions available.
Yes, the compact design and high efficiency of the JL820A make it ideal for high-density Aruba 4000i deployments.
Verify installation by checking the green LED status on the front panel and confirming power availability in the Aruba management GUI.
The JL820A holds UL, CE, FCC, and CB certifications, meeting global safety and electromagnetic compliance standards.
For optimal redundancy, use identical JL820A units; mixing with different models is not recommended by HPE.
Authorized HPE partners and the official HPE store offer genuine JL820A units, ensuring full warranty and support.