The LPR-01B-12B Fuse Holder with 30A leads and cables, 32V manufactured by Optifuse is a strong, reliable, and efficient electronic part used to protect electrical devices from overcurrent. This fuse holder, with the associated fuse, acts as a thermal and electrical device that can open the power circuit when it gets overloaded. The fuse holder has 12 AWG heavy duty, tin-plated cable leads for quick and easy connection, plus the extensive range of UL/CSA ratings make it suitable for a wide variety of applications. The holder features durable, corrosion-resistant construction, as well as a wide range of operating temperatures for a reliable performance in any environment. The fuse holder also includes a dropout indicator to show when the fuse has been removed or blown, helping users keep their electrical systems safe and effective.