TBCBB Challenger Kit
Challenger/Thomas & Betts Meter Socket Type MM Breaker Buss Repair Kit
This kit will fit the obsolete type MM, MP, WM, and M3M, 125 amp max meter sockets made by Challenger, Westinghouse and Thomas & Betts. These sockets have the breaker directly under the meter.
Rated 120/240 volt; 125 amp; This buss kit accepts Thomas & Betts type TB, Westinghouse type BR, or Challenger type C, plug-in breakers up to 125 amps.
Breakers are not included. Buyer will receive one breaker buss kit including the insulator as in the picture. This kit is after market, and not original manufacturer parts. Meter stack or socket is not included.