■ Built-in solenoid (optional) enables all switch contacts to be is forcibly opened with a single key operation. ■ The maintenance key switch adds a lock function to the product, ensuring operator safety and prevent equipment malfunctions. ■ Utilizes rated 250VAC 10A high-capacity NO contacts, enabling safe use for a wide range of electrical control applications. ■ Various types* with different functions are available. ■ Type* certification with diverse functions