This Contactum Defender SP & N Type 2 Surge Protection Device with a rating of 40kA is a must-have for any business or industrial setting. Designed to protect your electrical equipment and supplies from harmful surges, this circuit breaker is a reliable and efficient solution. With its surge protection properties, this device is perfect for use in a variety of settings, including offices and industrial environments. The Contactum Defender SP & N Type 2 Surge Protection Device is easy to install and operate, making it a great choice for anyone looking for a top-quality surge protector.