Auto-clean System Auto-Clean System for ESP (Q Series) Specifications(Water Heating Tank) Model BS-20L Size (L*W*H) 600*300*400mm Weight 30kg Capacity 20L 20L Power 1-Phase/220V 50HZ 3-Phase/380V 50HZ Power of heater 3000w/ 12000w Power of pump 750w Heating up time 30min / 12min (20-70°C,Up50°C) Know More