Automatic Power Factor Controller 66XX Series
Automatic Power Factor Controller with intelligent KVAR-based capacitor switching, harmonic display, programmable settings, test mode and manual operation.

Automatic Power Factor Control
The SYCON 66XX Automatic Power Factor Controller displays parameters including power factor, shortfall KVAR, excess KVAR, voltage, current and THD. It provides intelligent KVAR-based capacitor switching and can display the 3rd to 13th harmonics. The controller includes harmonic overload protection, password-protected settings, test mode and manual operation.
Designed for Reliable Industrial Operation
Key features of the SYCON 66XX.
Intelligent KVAR-based switching
User-friendly interface
Easy to install
Large 2 x 16 character alphanumeric LCD display
LED indication for capacitor ON/OFF status
Available in 4, 6, 8, 12, 14 and 16 stages
Number of stages can be configured
Displays power factor, voltage, current, shortfall KVAR and excess KVAR
Displays percentage THD
Displays 3rd to 13th harmonics
Harmonic overload protection
Test mode facility
Manual mode of operation
Engineering Benefits
That Matter
Designed to support dependable operation and efficient electrical system performance.
Supports automatic capacitor step control based on KVAR requirement
Provides visibility of electrical parameters and harmonic levels
Helps protect capacitors by disconnecting them in case of harmonic overload
Configurable stage selection supports different capacitor bank arrangements
Password protection helps restrict access to controller settings
Technical Details
Product specifications for engineering evaluation and application selection.
Where It Fits
Typical applications for the SYCON 66XX.
Automatic power factor correction panels
Capacitor bank systems
Industrial electrical systems
Electrical systems with unbalanced loads
Generator and EB power factor applications
Frequently Asked Questions
Answers to common questions about the SYCON 66XX.
The SYCON 66XX is an Automatic Power Factor Controller designed to control capacitor stages using intelligent KVAR-based switching and to display electrical parameters including power factor, voltage, current and THD.
Need the Right
SYCON 66XX for Your Application?
Share your electrical application or requirement with our engineering team. We can help you evaluate the product and determine its suitability for your system.