Interchangeable circuit breaker. Mechanically compatible with loadcenters from American Swich, Arrow-Hart, Bryant, Challenger, Cutler-Hammer, Electricenter, Frank Adams, GTE Sylvania, General Switch, General Electric, Gould, Montgomery Ward, Siemens. Murray, Thomas & Betts, Westinghouse. 10,000 AIC. 2 POLE, 45 AMP
