Siemens neozed fuse link 400v ac size do1 and do2 siemens 5se2310 the siemens 5se2310 is a neozed fuse link that is primarily used in neozed fuses systems in distribution technology and industrial switchgear assemblies the fuse is size do1 and rated at 400v ac 10a colour coded red siemens 5se2310 neozed fuse do1 10 a 10 pcs