Electric submersible pumps with shredder for waste water. Impellers with front clearance adjustment, hardened stainless steel shredder, and high efficiency low temperature motors. Ideal for raising drainage water containing solid or fibrous matter from housing estates, single dwellings, campsites, hotels, service areas, supermarkets, farms, food preserve industries, paper industries and whenever solids bin suspension must be shredded. Innovative technical solutions ensure peak hydraulic efficiency and performance with the greatest reliability. Also available in an explosion proof version conforming to ATEX II 2G Exd IIB T4.