Capacitor Controls

At Shewmaker Electronics Inc. we currently repair all of the following types of capacitor controls.

If you are searching for a particular model number, you can press Ctrl + F to bring up a search box at the bottom of your screen.
If you have questions about repairing a capacitor control that is not on this list, please give us a call at 1-800-330-5409.


Fisher Pierce “Powerflex” with plug-in modules:


  • AT-1170-xx – VAR Powerflex module only

  • AT-1170-xx – CURRENT Powerflex module only

  • AT-1170-xx – VOLTAGE Powerflex module only

  • HOUSING – Single step housing only

  • HOUSING – Multiple step/function housing only





Fisher Pierce SERIES 70A “Self-Contained” controls:


  • 4844-xx – “Slimline” current control

  • 4604-xx – “Slimline” VAR control

  • 2406-xx – “Slimline” VOLT control





Fisher Pierce SERIES 11 “Self-Contained” (aluminum housing) controls:


  • 4844-11 – Current control

  • 4604-11 – VAR control

  • 2406-11 – VOLT control





Fisher Pierce SERIES H804 (Globe type) controls:


  • 4604 -VAR control

  • 4844 – CURRENT control





Fisher Pierce SERIES 4400 “Adaptive” controls:


  • 4400 -all PROGRAMMABLE control





SANGAMO Capacitor Control Repair:


  • VSE – Electronic voltage control

  • ASE – Electronic current control

  • RSE – Electronic VAR control

  • VS – Thermal voltage control

  • TL - Thermal temperature control





LINE MATERIALS (McGRAW) Capacitor Control Repair:


  • CC-18V, 26V – Single step voltage control

  • CC-19V, 27V – Multi-step voltage control

  • CC-58Y – Comparator card for above





ELLIOT Capacitor Control Repair:


  • T-120MB – Single step control