This Contactum electrical fuseboard main switch circuit breaker is designed to provide reliable protection for your electrical equipment. With a maximum amperage rating of 100 A and a current rating of 91-100 A, it is suitable for use in a wide range of industrial settings. The switch control style ensures easy and convenient operation, while the high-quality Contactum brand ensures durability and reliability. Whether you're looking to switch off power to a large machine, or you need a reliable circuit breaker for your entire business, this product is an excellent choice.