The Transformer Decision Gap: When to Keep Operating, Monitor or Intervene

For a power generator, a transformer alert stops being “just a maintenance task” when itthreatens generation capacity. A critical generator transformer with little or no redundancy can escalate very quickly […]
From PD Detection to Maintenance Action: 24/7 Monitoring and Accurate Localization for Critical Generator Step-Up Transformers

For a power plant, the generator step-up transformer (GSU) is a critical link between generation and the grid. When partial discharge (PD) is detected, the real challenge for asset managers […]
OptiFender becomes OptiFinder: the next chapter in fiber-optic Partial Discharge monitoring

At Optics11, we’re continuously developing our technology to achieve a clear objective: to help high-voltage asset owners detect Partial Discharge (PD) earlier, understand it more clearly and take action […]
CIGRE Paris Session 2026
Optics11 will exhibit at CIGRE Paris Session 2026, the leading global event for power-system expertise, from 23 to 28 August at the Palais des Congrès de Paris. Meet Optics11 at […]
OptiFinder software update delivers an improved 3D localization experience

OptiFinder platform: most recent software updates We’ve built on extensive customer feedback to significantly improve the user experience of our OptiFinder Monitoring Platform, raising the bar with enhanced workflows, greater […]
From detection to decision: the hidden cost of uncertainty in transformer manufacturing

About Coco Geluk As Managing Director at Optics11, Geluk works closely with transformer OEMs across Europe and beyond, enabling them to act faster and to make uncertainty in the FAT […]
PD Detection and Localization for HV Bushings: A Key Step Toward Full Substation Monitoring

First joint webinar of Optics11 and Royal SMIT. During 1 hour, our technical experts will delve deep into the world of Partial Discharge (PD) detection and localization in HV bushings, a critical aspect for enhancing the […]
OptiFender for HV Asset Monitoring

The OptiFender Monitoring System is changing how companies monitor high-voltage assets like transformers. This innovative solution provides 24/7 monitoring and precise localization of partial discharge (PD). Best of all, it […]
Improved HV Cable Monitoring with OptiFender

Addressing the Critical Need for Improved HV Cable Monitoring High-voltage (HV) and extra-high voltage (EHV) cable systems are vital components of power transmission networks. We rely on their continuous operations […]
Factory Acceptance Test for Transformers Quicker with OptiFender

Factory acceptance test (FAT) is a crucial phase in transformer manufacturing process. It ensures that each unit meets quality standards before shipment. During one of our webinars, we highlighted the […]