Here is a high-quality deep well pump type: WEISBACH 4SDM 2/12 sand resistant. This has 12 floating conveyor discs. Therefore, it is possible to process sand content up to 5%. Output up to 75 l/min - 4500 l/h Pump height: 93 cm Diameter: 99 mm (4") Power: 0.75 kW/50 Hz/6A Voltage: 230 V/50 Hz Delivery height: 84 mMax pressure: 8.4 bar immersion depth: see cable length Cable length: 20 m Sand compatible up to 5%