IP54 3 Phase Pump Controller , Digital Control Panel For Submersible Pump

Digital Three Phase Water Pump Control Panel - Auto And Manual , 0.75-15KW , With One Button Calibration. Model: L931 Products Brief : L931 is applied for automatic liquid level control / pressure control and effective protection for duplex pumps of with AC380V, 50hz, single phase output power 0.75KW-15KW (1HP-20HP),direct start, including stainless steel or cast iron submersible pump,centrifugal pump, sewage pump etc. Model L931 has many operation modes by adopting different