Guardian Glass: Customer Story Key Figures
97% power factor for a 4% monthly credit on utility bills
The project paid for itself after two years through cost savings
Continuous uptime to power a 2,800 ºF furnace since 2017
Reliable power distribution
Learn how digital transformation will bring critical power distribution into a more reliable and efficient future.
Guardian Glass faced a costly problem when its capacitor banks from another supplier failed. Upgrading to VarSet™ capacitor banks, PowerLogic™ metres, and EcoStruxure Power Monitoring Expert led to the restoration of money-saving utility credits.
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The Challenge
• Restore power factor levels to regain utility credits
• Provide visibility to overall energy use and power grid problems
• Replace capacitor banks with a reliable solution

The Solution
Apps, Analytics, & Services: Prime Digital Service Plan with EcoStruxure Power Advisor and a Power Quality Maintenance Plan
Edge Control: EcoStruxure Power Monitoring Expert
Connected Products: VarSet capacitor banks, PowerLogic™ metres

The Results
• Upgrading to VarSet capacitor banks realises a three-point power factor gain
• Power Monitoring Expert enables 24/7 observation of energy performance
• Monthly utility credits equalling about 4% of a monthly electricity bill

Mike Flesch, Senior Controls Engineer, Guardian Glass
Customer Testimonial
“As soon as the VarSet capacitor banks were installed, we immediately realised a three-point gain on the power factor.”
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