MPH relay is widely used in household appliances. It has the advantages of high reliability, fast response, strong durability, low power consumption, easy installation and maintenance, so it can be used for a long time in electrical appliances such as home appliances. Its advantages include high reliability, fast response, strong durability, low power consumption, easy installation, and maintenance. When using the MPH relay, first, choose the appropriate model according to actual needs to ensure that its electrical parameters match the circuit requirements. Then, when installing the relay, choose a suitable location, away high temperatures, moisture, and corrosive environments, and maintain good ventilation conditions. During wiring, strictly follow the wiring diagram to ensure correct wiring and reliable contact. Pay attention to maintaining a suitable working environment temperature during operation, regularly inspect and maintain the relay, and prevent safety issues. If any abnormalities occur, stop using it promptly and conduct inspection and repairs to ensure the safe and stable operation of the relay and circuit.