As a factory, we take pride in producing the highest quality products to meet the needs of our customers. The SCB series backup protector for SPD is an essential tool in protecting your electronic equipment from power surges and spikes. This device is designed to automatically switch to a backup power source when the main power supply fails, ensuring uninterrupted power supply. The SCB series backup protector for SPD is easy to install and provides reliable protection against power outages, making it an ideal solution for homes and businesses alike. With years of experience and expertise, we are confident in our ability to produce high-quality products that meet the needs of our customers.