About Mesta Electronics, Inc. The company was founded in 1977 by JOHN N. MANDALAKAS, a highly recognized electrical engineer and innovator who started a consulting firm to meet the demand for electrical inverter designs and other cutting-edge industrial electronic controls. The reputation of the fir...

Automated Battery Testing: Preventing Failure! The batteries are by far the most likely component in any UPS to fail. Loss of the batteries results in a power outage to your load as soon as the next power failure occurs. With most UPS's you don't know you have bad batteries until such a power outage...

no longer active product Mesta Electronics, Inc. Copyright 2012. All rights reserved. Revised: January 31, 2012 ...

Mesta Custom Engineering & Design Services Clients have always found a responsive and professional team of design engineers, manufacturing technicians, sales and support staff at Mesta Electronics to meet the most complex demands, produced to specifications, on time and according to budget. Mest...

Active Harmonic Filter - Digital Power Manager - DPM Incomparable ELIMINATION OF HARMONICS actively reduces harmonic distortion to less than 5% INSTANTANEOUS REACTION instantly reacts to and corrects varying load conditions EASY INSTALLATION simple, zero downtime installation (Split CT option requir...