Powerware Series 3 UPS (Standby UPS)
Protects against 3 of the 9  most common power problems

Powerware Series 5 UPS (Line Interactive UPS)
Protects against 5 of the 9 most common power problems

Powerware Series 9 UPS (Online Double Conversion UPS)
Protects against all 9 of the most common power problems

Single Phase UPS Products:

 

Only Powerware incorporates this simple and unique selection system, allowing you to easily determine which solution best meets your needs. We call it 3, 5, 9. Click on your power problem for more information.