On/off automatic electronic booster systems NBB On/off automatic electronic booster systems Booster Silent Description Download Automatic, self-priming up to 8 metres, pressurisation system with multi-impellers (3-4-5) and integrated electronics. Operating range: capacity up to 90 l/min; head up to 46 m. Liquid temperature range: up to +40°C. Maximum suction depth: 8 metres. Maximum operating pressure: 6 bar (600 kPa). Booster silent - technical sheet Booster silent - instruction Booster set - brochure_eng BOOSTER SILENT - BROCHURE Description Automatic, self-priming up to 8 metres, pressurisation system with multi-impellers (3-4-5) and integrated electronics. Operating range: capacity up to 90 l/min; head up to 46 m. Liquid temperature range: up to +40°C. Maximum suction depth: 8 metres. Maximum operating pressure: 6 bar (600 kPa). Download Booster silent - technical sheet Booster silent - instruction Booster set - brochure_eng BOOSTER SILENT - BROCHURE close FAQ ABOUT PRODUCT