KLKR series Class CC fuses are fast-acting fuses intended for general-purpose branch circuit protection. Their compact size, fast-acting overload response, and their highly current limiting design make them ideal for use in OEM equipment and control panels because Solid-state devices such as SCRs and other electronic equipment generally require fast-acting protection. Specifications Brand: Littelfuse® ETIM: EC002704 Type: High Speed North American Style Series: KLKR Indicating/Non-Indicating: Non-Indicating Rejection/Non-Rejection: Rejection Amperage Rating: 20 A Voltage Rating: 600 VAC/300 VDC Interrupt Rating: 20/200 kA Class: CC Response Time: 12 s Terminal Type: Ferrule Mounting Type: Holder Body Type: Cartridge Material: Melamine Body Size: 13/32 in Dia x 1-1/2 in L