Brand new and never opened. Acquired from a surplus auction. Multiple available. Date codes on the back range from 1934, 1936, and 1939.

Item description below:

The Square D QO120PDFC QO Plug-On Neutral 20 Amp Single-Pole Dual Function (CAFCI) is a black plastic circuit breaker with a maximum amperage of 20 A. It features a plug-in mounting style and a single space design. This dual function breaker offers on/off operation for AC current up to 150V, making it suitable for various electrical applications in a commercial or industrial setting. The product is designed for easy installation and reliable performance, making it a dependable choice for electrical equipment and supplies.