Pentair 471360 Dual Voltage Transformer With Circuit Breaker Replacement for Pool And Spa Heaters Genuine Pentair Replacement Part Fits: MiniMax CH 150 IID, MiniMax Plus models 150, 200, 250, 300, 350, and 400, Powermax Residential (Prior To July 2006) Models 150, 200, 250, 300, 350, and 400, and MiniMax 75 & 100 Includes Circuit Breaker