Based on this product's specifications, here are some alternatives and similar models
Fuse cartridge ETI ETI-D01/6A 6 A 400 V gL/gG E14
Summary description:
Cylindrical fuse cartridge ETI ETI-D01/6A with E14 cap, rated 6 A and 400 V, characteristics gL/gG for general purpose protection. Designed to protect electrical circuits and equipment from overloads and short circuits. Suited for replacement in compatible holders, control panels and industrial or residential electrical installations.