OEM Generator Interlock Kit Cutler Hammer BR series with Plug On Neutral ONLY 150 and 200 amp panels | GenInterlock
National Ram Electronics
How To Install A Generator Interlock Kit - YouTube
Generator Interlock Kit Compatible with Eaton or Cutler Hammer Vertical Throw CH Series 150 or 200 amp, 2 1/4" Spacing Between Main and Branch Breakers - Amazon.com