This is a Cutler-Hammer CH220 20 amp 2 pole 240 VAC circuit breaker with a common trip interruption type. It has a maximum amperage of 20A and a black color. The breaker is made of plastic and has two spaces. It is a main breaker with a Type S tripping characteristic and an on/off operation method. The breaker is designed for branch circuit applications and has a voltage rating of 120/240V. It is a single pack circuit breaker with two poles and is manufactured by Connecticut Electric in the Dominican Republic.