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588603-B21
HPE 2400W Plat Ht Plg Pwr Supply Kit
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.
588603-B21 is an 850W power supply designed with a modular layout and an ATX form factor, boasting an 80 PLUS Gold certification for optimized power efficiency. With an input voltage of 100–240V and active PFC, this unit features a 120mm fan with a fluid dynamic bearing, providing reliable cooling and reduced noise levels even under load. It includes robust protections such as OCP, OVP, UVP, SCP, and OTP to ensure system safety, along with high-quality sleeved cables that guarantee excellent build quality.
588603-B21 serves as a high-performance power solution ideally suited for gaming and workstation environments. It comes equipped with a complete set of connectors including one ATX 24-pin, one EPS 4+4 pin, two PCIe (6+2) connectors, six SATA power connectors, and three Molex connectors, all designed to provide stable and efficient power delivery for modern computing systems. Its zero RPM mode helps maintain low noise levels while the overall design targets durability and reliable operation in demanding scenarios.
588603-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 588603-B21 for additional pricing. Browse the full Hpe Power Supplies series or explore all Hpe products.
In a global financial services data center running 200+ VMware ESXi instances on HPE ProLiant DL380 servers, the 588603-B21 HPE 2400W Platinum Hot-Plug Power Supply Kit delivers 94%+ efficiency and supports N+1 hot-swap redundancy. Benefit: Ensures continuous 24/7 application availability, cuts data center PUE by up to 10%, and enables zero-downtime PSU replacement for seamless maintenance.
At a scientific research institute powering GPU-accelerated modeling on HPE ProLiant BL460c Gen10 blades, the 588603-B21 2400W Platinum Hot-Plug Power Supply Kit provides stable, high-capacity power under sustained peak loads. Benefit: Guarantees reliable uptime for large-scale simulations, reduces cooling requirements by as much as 12%, and maximizes compute throughput for critical research workloads.
In remote telco micro data centers using HPE Edgeline EL300 Converged Edge Systems, the 588603-B21 2400W Platinum Hot-Plug Power Supply Kit delivers robust, hot-swappable power with industry-leading efficiency. Benefit: Minimizes on-site service visits, provides built-in redundancy for 24/7 network availability, and lowers OPEX by leveraging 94%+ energy efficiency.
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| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 850W | 650W | 750W | 850W | 750W |
| Use Case | Gaming / Workstation | Gaming / Workstation / Server | Gaming / Workstation | Gaming / Workstation | Gaming / Workstation / Rack Server |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Modular | Modular | Modular | Modular | Modular |
| 80 PLUS Certification | Gold | Gold | Gold | Gold | 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 / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS, CE, FCC, UL, RoHS |
| Remote Monitoring | No | No | No | No | No |
| Input Voltage | 100–240V | 100–240V | 110–240V | 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 | 120mm | 120mm | 120mm |
| Fan Bearing Type | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
| Efficiency Rating | 90% | 92% | 92% | 92% | 94% |
| Protections | OCP / OVP / UVP / SCP / OTP | OCP / OVP / SCP | OCP / OVP / SCP | OCP / OVP / UVP / SCP | OCP, OVP, UVP, SCP, OTP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 1 | 1 | 1 | 2 | 1 |
| PCIe (6+2) Connectors | 2 | 2 | 2 | 2 | 4 |
| SATA Power Connectors | 6 | 4 | 6 | 6 | 8 |
| Molex Connectors | 3 | 2 | 3 | 2 | 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 | 100,000 hours | 150,000 hours | 150,000 hours | 150,000 hours |
| Operating Temperature | 50°C | 50°C | 50°C | 50°C | 50°C |
| Product Name | 588603-B21 High Performance Power Supply | JL086A High-Efficiency Modular ATX Power Supply | J2P89A PowerPro 750 | AF486A | 720480-B21 Power Supply |
| Height | 5.5 inches | 5 inches | 5.5 inches | 4.5 inches | 5.5 inches |
| Width | 6.3 inches | 6 inches | 6.3 inches | 5.9 inches | 6.3 inches |
| Depth | 3.4 inches | 7 inches | 5.0 inches | 10.4 inches | 7.1 inches |
| Weight | 7 lbs | 8 lbs | 4.8 lbs | 4.2 lbs | 11 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.
2400W PSU handled extreme loads easily.
Hot-plug design reduced maintenance time.
OEM quality with excellent efficiency.
Reliable for dense servers.
Very powerful unit.
The HPE 2400W Platinum Hot-Plug Power Supply Kit (588603-B21) is a high-efficiency, redundant power module designed to deliver up to 2400 watts for HPE blade enclosures and rack servers.
This power supply is compatible with HPE BladeSystem c7000 and c3000 enclosures, and select ProLiant rack servers that support 2400W Platinum modules.
The HPE 2400W Platinum power supply meets 94% average efficiency under typical load, complying with 80 PLUS Platinum certification.
Yes. It supports hot-swap installation and can be configured in redundant pairs to ensure uninterrupted power delivery.
To install, power down the server bay if not redundant, slide the module into the PSU bay until it clicks, and reconnect AC power. For redundant setups, no downtime is required.
The module accepts 100–240 VAC at 50/60 Hz, allowing global deployment without manual voltage switching.
Yes. It integrates with HPE iLO for real-time power consumption and environmental monitoring through the HPE OneView console.
The unit measures 3.83 x 5.80 x 12.62 inches (H x W x D) and weighs approximately 7.5 pounds.
It is 80 PLUS Platinum certified and UL, CE, FCC, and RoHS compliant for global safety and environmental standards.
HPE backs this power supply with a three-year limited warranty that covers defects in materials and workmanship.
Yes. Its high-efficiency design lowers AC-to-DC conversion losses, reducing overall power consumption and cooling requirements.
Yes. The module features tri-color LEDs that display power status, fault conditions, and presence in the enclosure.
It is backward compatible with any HPE blade enclosure or server model that supports 2400W Platinum hot-plug modules.
The unit uses a standard C19 IEC connector for reliable, high-current AC input connections.
Redundant hot-swap capability ensures that if one module fails, the secondary unit maintains power without interrupting operations.
You can buy genuine kits through authorized HPE resellers, the HPE online store, or certified channel partners to ensure warranty and support.