FUJI ELECTRIC EA203B BB3GEB-225 AUTO BREAKER 225 AMP, 3 POLE
The Eaton BRP120DF is the model you will find that fits neatly into standard BR panels.
Fuji Electric EA203B Circuit Breaker 225A 690VAC 250DC 3P 3PH Type EA 225 Amp
Used working condition. Industrial surplus.