D71-450-22-N0 is a Kubara Lamina part designed for small and mid-sized branch circuit protection in AC motor starters, air conditioners, refrigerators, washing machines, water heaters, and other household appliances. This part features a one-piece design with double break capability, which means it can disconnect both line and load conductors when tripped. It comes with a door-interlocking assembly that includes a built-in adjustable magnetic trip setting. The KUBARA LAMINA part is rated at 450 volts AC, 22 amps, and 10 kiloamps interrupting capacity.