The ABB S803S-K80 is a reliable 80 Amp, 3-pole circuit breaker designed for robust electrical protection. This breaker features a K-type tripping characteristic, making it well-suited for general-purpose applications where selective coordination is important. It combines a thermal mechanism to guard against overloads and an electromechanical system to quickly respond to short circuits, ensuring your setup stays safe and sound. Rated for operational voltages up to 400/690 Volts AC and 375 Volts DC, it can handle both AC and DC environments at frequencies of 50 or 60 Hz. Distributed by BSP Automation, this circuit breaker is a solid choice when you need dependable performance without any fuss. In the field, some folks might casually call it the “S803S-K80 breaker” or just “the ABB breaker” when talking shop.