"HNG250U (MCCB, 250A, 50KA Icu, Adjustable Thermal 0.63 - 1 In, Adjustable Magnetic 6 - 13 In) The HNG250U is a 250A molded case circuit breaker designed for heavy-duty industrial and commercial applications. With an interrupting capacity (Icu) of 50KA, it provides enhanced protection for high-power electrical circuits. The adjustable thermal trip settings from 0.63 to 1 In enable customized overload protection, while its adjustable magnetic trip range of 6 to 13 In ensures fast response to short circuits and electrical surges. This MCCB is ideal for large electrical systems that require high reliability and safety standards."