ABB S281U-K15 Molded Case Circuit Breaker is a 1-pole, 15 A protective device rated for 240 V AC and UL489-listed, designed for DIN-rail mounting in electrical distribution panels. Belonging to ABB’s S281U line (originating from ASEA BROWN BOVERI), the unit provides thermal-magnetic protection for single‑phase branch circuits in compact MCCB form factors. Its 15 A rating and UL489 compatibility make it a common choice for protected distribution in control cabinets and commercial electrical enclosures where compact, reliable overcurrent protection is required.
