The Mini Circuit Breaker (OEM Part No. 3176449203) is an electrical protection spare part compatible with F9-11, Boomer 291, Simba H1354, SIMBA H1254, Boomer 281, Boomer-282, and 235 Bolting Rig underground mining equipment. Manufactured with plastic insulation and copper alloy electrical components, it is categorized as an electrical component used in the electrical protection system at the motor control circuit position. This breaker provides dependable protection against electrical overload and short circuits, improving control system reliability and reducing potential equipment downtime during underground mining operations.