Electrical Industry Rich-Media Product Demos and Videos

For critical HVAC application needs, leading brands rely on Littelfuse with nearly 100 years of experience. From overload to overcurrent, and accuracy to durability, we have your equipment needs covered with protection, control and sensing components to enhance your overall HVAC system performance.

This video looks at the four steps for calculating and increasing the SCCR using the UL 508A Supplement S-B. For more information, visit littelfuse.com/sccr and download our white paper.