BBC electtropompe Semisom 450L Auto. Good for sewage and dirty water operations with solids up to 50mm. (On/Off operation Can be controlled by its existing float switch for a simple and reliable operation).Compact 2 sewage submersible pump with. 230v 1.1kw 7.3 amps. Can cope with 1/2 a ton of water in just over a. Minute depending on head - check flow charts attached in photo... The item "Dirty Water Pump BBC Semisom 450L 1.1KW, 230V Vortex Impeller 50mm solids 10metes" is in sale since Tuesday, May 12, 2020. This item is in the category "Garden & Patio\Watering Equipment\Water Pumps & Pressure Tanks". The seller is "pumptastic-ltd" and is located in Scotland. This item can be shipped to United Kingdom.