Technological parameters: Flow rate: 10~ 2000 l/h. Pressure: 0~1.0 mpa. Adjustment mode: manual, electric, pneumatic, frequency conversation. Measuring accuracy: 1%. Motor power: 380v / 40w (or 60w) / 50hz (for your reference only) Fluid temperature: -45~450 Allowed particle size: 0.01 mm Viscosity of fluid: 0.3~800 cst Head of pump: 1 Diaphragm: 1 Strong wooden box with pallet