Home/Power Equipment/UPS/IBM 45W5581 XIV 2812 XIV UPS 5.8 KVA

Safe checkout

Secure payments

Fast dispatch

1–2 day handling

Free shipping

U.S. ground

Warranty & RMA

Support after delivery

IBM 45W5581 XIV 2812 XIV UPS 5.8 KVA

SKU 45W5581
Brand IBM
  • 5.8 KVA power capacity
  • Designed for IBM XIV storage systems (or similar enterprise needs)
  • Provides continuous power during outages
  • Surge protection for connected equipment
  • High reliability for critical applications
  • Rack-mountable form factor (typically)
  • Advanced monitoring and management capabilities
  • Hot-swappable battery modules (often)
Available to order

45W5581 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 ↓
Model
45W5581
Brand
IBM
Capacity
5.8 KVA
Topology
Online Double Conversion (likely)
Form Factor
Rackmount
Input Voltage
Configurable (e.g., 208V, 240V)

Product details

The IBM 45W5581 is an uninterruptible power supply (UPS) unit with a capacity of 5.8 KVA, designed for enterprise environments. It provides robust backup power and surge protection for critical IT infrastructure.

Technical Information

Model45W5581
BrandIBM
Capacity5.8 KVA
TopologyOnline Double Conversion (likely)

Additional Specifications

Form FactorRackmount
Input VoltageConfigurable (e.g., 208V, 240V)
Output VoltageConfigurable (e.g., 120V, 208V, 240V)
CommunicationSerial, Network

Description

The IBM 45W5581 UPS is a high-capacity power protection solution engineered for demanding enterprise environments, particularly noted for its compatibility with IBM XIV storage systems. With a substantial 5.8 KVA rating, this UPS is capable of supporting significant power loads, ensuring that critical infrastructure remains operational even during extended power disruptions. Typically employing an online double-conversion topology, this UPS provides the highest level of power protection by continuously regenerating clean, stable power. This means connected equipment is isolated from all incoming power problems, including outages, sags, surges, and noise, resulting in a pure sine wave output. The rack-mountable design allows for efficient integration into standard data center racks. Features often include hot-swappable battery modules for easy maintenance without system downtime, advanced monitoring capabilities via serial or network interfaces, and robust surge suppression. The IBM 45W5581 is designed for maximum reliability and uptime, making it a crucial component for safeguarding valuable data and ensuring business continuity in mission-critical IT deployments.

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 45W5581.

Questions about this part?

Compatibility, condition, lead times — ask a specialist.

(888) 988-8093

Related products

Loading related inventory…