Connecticut Electric UBITB130C UL Classified Circuit Breaker, 1-Pole 30-Amp 1 Pole, 30 Amp Type UBITBC is UL Classified for use in Challenger, General Electric, Murray, Siemens, Thomas & Betts and Westinghouse load centers Requires one 1-inch space Direct replacement for BR130, C130, MP130, Q130, THQL1130, or TB130