The Square D B5.5 Thermal Overload Heater Element Motor Protection is a high-quality unit designed for electrical equipment and supplies. This thermal overload relay provides both thermal and overload protection, ensuring the safety and reliability of the motor it is connected to. Manufactured by Square D, a trusted brand in the United States, this unit is a dependable solution for industrial and commercial applications. With its compact design and effective protection properties, the Square D B5.5 is a valuable asset for any electrical setup.