The circuit breaker is a type of magnetic device that is used to interrupt an electrical circuit in the event of an overload or short circuit. This particular model has a hydraulic delay feature, indicating it can provide a temporary hold-up time before disconnecting power. It operates at 25A with a voltage rating of 250 V AC and 150 V DC, making it suitable for various applications. The device comes with a lever-style handle and is designed to be mounted on a panel.