Home/Power Equipment/Power Supplies/HP 283655-291 500 Watts Redundant Power Supply

Safe checkout

Secure payments

Fast dispatch

1–2 day handling

Free shipping

U.S. ground

Warranty & RMA

Support after delivery

HP 283655-291 500 Watts Redundant Power Supply

SKU 283655-291
Brand HP
  • Power Output: 500 Watts
  • Type: Redundant Power Supply Unit (PSU)
  • Designed for HP ProLiant servers and storage systems
  • Ensures continuous operation through redundancy
  • Hot-swappable for easy replacement without downtime
  • Provides stable and reliable power delivery
  • Helps maintain system uptime and availability
  • Standard form factor for compatible HP chassis
Available to order

283655-291 isn't on our shelf today — we source it to order. Request a quote and we'll confirm price and lead time within one business day.

Key specifications

See full specs ↓
Wattage
500W
Type
Redundant Power Supply
Compatibility
HP Servers/Storage

Product details

The HP 283655-291 is a 500-watt redundant power supply unit. Designed for HP server and storage systems, it provides a reliable and continuous power source. Its redundant nature means that if one power supply fails, the other can take over seamlessly, ensuring uninterrupted operation of the connected hardware.

Technical Information

Wattage500W
TypeRedundant Power Supply

Additional Specifications

CompatibilityHP Servers/Storage

Description

The HP 283655-291 is a 500-watt power supply unit engineered to provide robust and reliable power to HP server and storage infrastructure. Its key feature is its redundancy; it is designed to work as part of a pair, where two units share the power load. If one unit malfunctions or fails, the other automatically assumes the full load, preventing any interruption to the server's operation and safeguarding against data loss or service downtime. This hot-swappable design is critical for enterprise environments where system availability is paramount. Administrators can replace a faulty power supply unit without needing to power down the server or storage system, significantly reducing maintenance-related downtime. The 500-watt capacity is suitable for a wide range of HP server configurations, providing sufficient power for processors, memory, storage devices, and expansion cards. Ensuring consistent and stable power delivery is crucial for the longevity and performance of sensitive electronic components within a server. The 283655-291 is built to meet HP's stringent quality and reliability standards, making it a dependable choice for maintaining the operational integrity of critical IT assets. Its integration into compatible HP chassis is typically straightforward, designed for ease of installation and maintenance.

Condition: Refurbished

Free U.S. ground shipping

Typically 1–2 days handling, 3–7 days in transit.

Purchase orders accepted

Government, enterprise, data center and small business.

Warranty & RMA support

See warranty and returns.

Buying 10+ units?

Get volume pricing and availability for 283655-291.

Questions about this part?

Compatibility, condition, lead times — ask a specialist.

(888) 988-8093

Related products

Loading related inventory…