ABB S803S-K20

The ABB S803S-K20 is a reliable 3-pole circuit breaker rated at 20 amps, designed to offer solid protection in industrial electrical systems. This breaker features a K-type tripping characteristic, making it well-suited for handling moderate inrush currents without nuisance trips. It uses a thermal mechanism to guard against overload conditions and an electromechanical trip for fast response during short circuits, ensuring your setup stays safe under varying loads. Built to operate at voltages up to 400/690 volts AC and 375 volts DC, and compatible with 50/60 Hz systems, it’s a versatile choice for many applications. You can find the ABB S803S-K20, also known by part number 612271201712, conveniently available through BSP Automation. If you’re looking for a no-nonsense breaker that gets the job done, this one’s a solid pick.