The Square D HOM816M200PFTRB is a high-quality main breaker designed for electrical systems requiring up to 200 amps of maximum amperage. With a voltage rating of 120/240V and a single-phase design, this gray-colored breaker is made of durable metal and features 16 poles for reliable circuit protection. Manufactured by Square D, a trusted brand in the electrical equipment industry, this United States-made product is suitable for various industrial and commercial applications.