Gould Shawmut FJ3-B200 Circuit Breaker is a 200A, 3-pole protective device built to interrupt power in a 600 VAC system. It also carries a DC rating of 125 250 VDC, covering mixed AC/DC service needs. The model designation FJ3-B200 identifies this specific Gould Shawmut breaker within its FJ3 series.
