In stock items ship same day if ordered online before 12 EST

In stock items ship same day if ordered online before 12 EST

Interlock Kit K-2010 | Interlock Kit


544 in stock


Have a question or don’t see a kit for your panel? We make custom Interlock Kits for any panel or solar scenario – call (804) 531-3359 or Contact Us!

This Kit performs like a manual transfer switch for Westinghouse, Thomas & Betts, and Challenger electrical panels with the following features:

  • Space between breaker columns: 1/2"
  • Gap between main breaker and breaker column below, is: 1"
  • 150-200 amp main breaker
  • Main breaker toggle action: horizontal (left-right) throw direction ON & OFF
  • Main breaker is offset from the center: 1 1/4" to the left


  • Install a two pole generator breaker at the top of the right breaker column: spaces 2 & 4
  • Page four of the installation instructions includes a list of contents included in Kit K-2010

Modified versions of this Interlock Kit exist, see: K-2010M (no product info listed) please call us for more info on this Kit!
Kit Installation Instructions

Additional information

Weight 1 lbs
Catalog #:

SB15(16-30)150, SB15(16-30)150, SB20(40-40)CT Mod 1, B20 2040CT Type 1 –Indoor 200 amps, B20 3040CT Mod 2 –200 amps – other compatible catalog #'s may not be listed here yet. Use the details listed in "Description" to help match your kit!