The Allen Bradley 140U-K6D3-D12 is a molded case circuit breaker designed for reliable protection in industrial electrical systems. Part of the 140U series with a K-frame design, this 3-pole breaker offers a fixed thermal and adjustable magnetic trip feature, ensuring precise overload and short-circuit protection. Rated at 125 amps with an interrupting capacity between 60 and 69 kiloamperes, it is well-suited for demanding applications. This circuit breaker is available through BSP Automation, providing dependable solutions for your electrical control needs.