New Power Quality Solutions: SVG and AHF Units
- PQIS Ltd.

- Apr 14
- 2 min read
Updated: Apr 16

We're excited to announce the latest additions to our product line up — Static VAR Generators (SVGs) and Active Harmonic Filters (AHFs). These cutting-edge technologies are now available in our store to help industrial and commercial facilities improve power quality and efficiency.
Why Power Factor Correction Matters
Power factor correction is essential for reducing energy losses, avoiding utility penalties, and enhancing overall system performance. A low power factor means you're not using electricity efficiently — it can strain your equipment, increase your energy bills, and reduce your capacity to add new loads.
What Do SVGs Do?
SVG's are advanced power electronic devices that provide real-time, dynamic reactive power compensation. Unlike traditional capacitor banks, SVG's can:
Instantly respond to load changes
Correct both lagging and leading power factor
Operate effectively under unbalanced or nonlinear load conditions
By continuously regulating the power factor close to unity, SVG's help reduce system losses, improve voltage stability, and extend the life of your electrical infrastructure.
How AHFs Improve Power Quality
AHFs are designed to mitigate harmonics generated by nonlinear loads, such as variable speed drives or UPS systems. They work by injecting counter-harmonic currents, thereby:
Reducing total harmonic distortion (THD)
Preventing overheating of cables and transformers
Protecting sensitive equipment from voltage distortion
In addition to harmonic filtering, AHF's can also assist with power factor correction and load balancing, making them a versatile solution for modern electrical networks.
Ready to Upgrade?
Whether you're looking to improve energy efficiency, avoid penalties, or future-proof your system, SVG's and AHF's offer intelligent, adaptive solutions to optimize your power quality. Browse our store or get in touch with our team to find the right product for your setup.




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New power quality solutions, specifically Static VAR Generators (SVG) and Active Harmonic Filters (AHF), are crucial for addressing human benchmark issues like voltage fluctuations, harmonic distortion, and poor power factor. SVGs dynamically compensate for reactive power, improving voltage stability and power factor, while AHFs eliminate harmonic currents, ensuring cleaner power. These solutions are vital for industrial, renewable energy, and urban power distribution systems.
The advancements in power factor correction technology are clearly making a strong impact in energy efficiency and cost management. It’s fascinating how even small innovations in this space can lead to significant long-term savings for businesses and households alike.
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