The E-T-A ENGINEERING TECHNOLOGY part 4230-T120-K0DE-10A is a Thermal Magnetic Miniature Circuit Breaker designed for optimal performance and protection in a compact size. This reliable circuit breaker offers thermal and magnetic trip characteristics to ensure efficient overload and short circuit protection. Ideal for a variety of applications, this circuit breaker is compact, durable, and easy to install, making it a versatile solution for your electrical needs.