The L-shaped nozzle of the LE-002 Em8.3 fire extinguisher mother valve is based on its unique L-shaped design, which cleverly adapts to various installation requirements and space restrictions, ensuring that the fire extinguishing medium can be accurately and efficiently delivered to the target fire source area. The precise coordination between the nozzle and the fire extinguisher mother valve realizes the precise regulation of the flow rate of the fire extinguishing medium. This feature is crucial to improving the efficiency of fire extinguishing. It ensures that while the fire source is quickly extinguished, the unnecessary consumption of resources is avoided. The L-shaped design further enhances its flexibility, enabling the nozzle to flexibly respond to various complex fire extinguishing scenarios and ensure that the fire extinguishing agent can cover every area that needs to be extinguished. The L-shaped nozzle of the LE-002 Em8.3 fire extinguisher mother valve also has excellent atomization performance. Through the precise nozzle structure design, it can effectively atomize the fire extinguishing medium to form fine particles, thereby enhancing the coverage area and penetration ability of the fire extinguishing agent, and further improving the fire extinguishing effect.