High-efficiency submersible electric pumps for lifting sewage. Designed specifically for pumping from civil and industrial drains, in sewage lift station and sewage treatment plants. Single- and twin-channel hydraulics or with open back impeller, ideal for conveying liquids with high concentrations of solids. Impellers with anti-clogging device, double mechanical motor protection seal, oil chamber and safety probe. High-efficiency, low-temperature motors for use even in dry chambers. A modern and professional range to ensure the best results in lowering operating and maintenance costs in civil and industrial systems. Also available in explosion-proof version ATEX II 2G Exd IIB T4.