You are looking for a equivalent product from another manufacturer? The following two sheets give you a fast overview:
The first sheet "Fuse Links for Industrial and Distribution Applications" is a comparison of products of G.E.C. Obsolete Ref., Brush, Dorman Fusegear, M.E.M., Fluvent, Reyrolle Ind. Accs., E.M.P. and Lawson with those of G.E.C. Alsthom.
The following sheet "Fuse Links for Semi-Conductor Protection" shows specific products of G.E.C. Obsolete Ref., Brush, Dorman Fusegear, International Rectifier and Trent with here correspondents in the GSA, GSB and GSGB products.