Specifications:225 Amps, 3 Pole, Bolt-On, Thermal Magnetic Approval ULMfg Status: Obsolete, Residential/CommercialFJ3A225, 225A 3 Pole 600V F-frame, ETI Motor Circuit Protector adjustable mag range 960A-2000A. Originally made by I-T-E Electric and Siemens. These are available only in recondition/green condition. Breakers were made as low as 70A, FJ3B070 thru 225A, FJ3-B225. Very popular replacement breaker still in demand. The new replacement is not physically interchangeable. Shunt trips and other accessories is field installable, but are tricky to install. Only techs with prior ITE experience should install these accessories. Siemens FJ3A225 look identical as a regular FJ3, but have adjustment knobs.