The BYF-PC20X is a wall-mounted, independently installed power supply unit designed for engineering applications. It provides reliable power to on-site fire alarm systems, effectively addressing voltage attenuation issues caused by excessive transmission distances over long lines.

• Meets the requirements for the power supply part in "GB4717-2005," "GB16806-2006," "GB14287.1-2014," and "GB16808-2008";
• Seamless switching between main and standby power;
• Meets the experimental requirements for lightning surge, static electricity, fast transient burst, radiated immunity, AC power voltage dips, and instantaneous interruptions;
• Good durability and insulation safety, meeting the requirements for voltage with stand and humid heat experiments