The Economic Electrical Fireproof Current-limiting Protector is an intelligent electrical safety monitoring device. It accurately detects circuit current and limits short-circuit current within milliseconds to extinguish arcs and protect circuits. Integrated with voltage, current, frequency, leakage current, temperature and optional arc fault detection, it features intelligent analysis. It triggers audible and visual alarms and uploads signals to the cloud for real-time warnings, eliminating hidden dangers, preventing fires and ensuring comprehensive circuit protection for residential and industrial use.