This capacitor essentially acts as a "voltage-stabilizing energy storage pump" in motor drive circuits. Encased in an aluminum shell, its core value lies in its physical resilience and the stability of its electrical performance. During the start-up of high-power appliances such as air conditioner compressors or automatic washing machines, it effectively buffers surge currents, ensuring the motor receives continuous and uniform electromagnetic force during the initial stages of operation.
Its internal structure emphasizes self-healing properties, meaning that even if minor dielectric breakdown occurs during high-load operation, the system can self-regulate in a very short time, maintaining constant capacitance. As an S2-level safety component, its most critical design feature is the built-in explosion-proof mechanical structure. This provides a physical barrier in extreme overload conditions, limiting potential thermal failure risks to within the casing and preventing chain reactions. The 2+2 terminal configuration is not only for secure physical connection but also to provide clearer wiring logic in complex circuits, thus ensuring the long-term operational lifespan of home appliance systems under frequent start-up conditions.