Aquastrong ECm221B centrifugal surface water pump. [1]
Key Specifications
Brand/Model: Aquastrong ECm221B
Power Output: 4 HP (3 kW)
Voltage/Frequency: 180–220V, 50 Hz
Flow Rate (Q): 100–450 L/min
Head Height (H): 37.5 to 25.5 meters (\(H_{max}\) up to 38 m)
Inlet/Outlet Size: 2 inches × 2 inches
Protection/Duty: IPX4 rating, continuous duty [1]