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Critical Parts Warehouse
Your resource for uninterruptible power supply systems and more!
From home offices to industrial plants and data centers, power through with a Riello UPS.
Power with precision. Depend on Toshiba 1600XPI for clean, reliable energy.
"Arrived quickly before promised date."
"Your store provided excellent service. The large heavy batteries made it safely. They charged up nicely. All I have to do now is make new connectors and I'm back in business."
"Quick delivery, great communication, smooth transaction."
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CPW News
Strategic UPS Upgrades: Strengthening Power Protection for Your Critical Operations
 A reliable UPS system is more than backup power—it’s a core part of your infrastructure strategy. As power demands grow and downtime becomes more...
Planning IT Infrastructure Growth for the 2026 New Year!
As the calendar flips toward a new year, businesses across every industry start looking ahead - evaluating what worked, what didn’t, and what needs to...
Cold Weather UPS Maintenance Tips for Data Centers and IT Infrastructure
As temperatures drop, data centers and IT facilities face new challenges that can impact the performance and reliability of their uninterruptible power supply (UPS) systems....
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