New and unused without box . The Square D SQOE 100030 is a 100A, 30mA RCCB Type AC Circuit Breaker designed for plug-in mounting with a maximum amperage of 100A. It is a fixed RCD with a voltage of 240V and an electrical connection via clamp terminals. This circuit breaker is ideal for residential and commercial applications, providing safety and protection against earth faults with its residual-current device. With two poles and a current rating of 91-100 A, this Square D model offers reliable and efficient circuit protection in a single-phase system.