OLTC Upgrades

PENCO Service Technical Managers and Field Service Technicians are experienced in handling your project, turnkey. Upgrading your aging On Load Tap Changer is a consideration if you’re looking to improve reliability and availability while reducing maintenance time and costs. Regardless of the OLTC brand you have, product improvements, enhancements and OLTC maintenance recommendation may be available that can extend the life of this critical power system asset.


  • Tel: +98(021)44091264
  • Fax: +98(021)44091265
  • Cell: +98 912 542 1049
  • Address:Number 24,Floor 6,Sadeqie Trading Center,Sadeqie Sq, Tehran
  • Email: info@pencopower.com
Emergency Service Available 24/7/365



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