The Cutler-Hammer H1047 Thermal Overload Heater Coil Element is a high-quality electronic component designed for electrical equipment and supplies. Made in the United States, this box of 20 overload heater coils is specifically manufactured by the reputable brand Cutler-Hammer. Ideal for industrial use, these thermal overload heater elements provide reliable protection against overloads in electrical systems, ensuring optimal performance and safety in various applications.