The product is a box of 12 new Siemens circuit breakers, specifically the B120 model with a maximum amperage of 20A and designed for 120/240V 60Hz systems. These circuit breakers are of Type A tripping characteristics, providing reliable protection for electrical circuits. With the trusted brand of Siemens, these breakers ensure quality and performance for industrial and commercial applications. This product is ideal for businesses looking to upgrade or replace their circuit breakers with a trusted and well-known brand like Siemens.