Product Name: Constant Pressure Control Theory: Centrifugal Pump Type: Vertical Pump Control Power: Electric Structure: Multistage Pump Characteristics: Constant Pressure Control Trademark: BEDFORD Transport Package: Wooden Case Specification: 5HP, 7HP, 10HP Origin: Guangzhou, China Product Description Vertical intelligent constant pressure water supply equipment(single pump)Designed for household using(1)Automatically control, constant pressure water supply(2)One pump one controller, advanced tech., easy operation(3)No need panel, save cost and litte fault.(4)No need ground and top pool save space, avoid the second polluted(5)PID control method, no one use water will be automatically monitored and stop pump function(enter into sleep mode)With a constant pressure system, you don't have to schedule your day around your water usage. BEDFORD constant pressure controllers vastly improve your home water system. Using variable speed technology, BEDFORD continuously monitor water demand and adjust the speed of your pump to provide the water you need without pressure fluctuations. Available in a wide variety of ratings, these systems also provideVertical Single Pump Constant Pressure Variable Water Supply EquipmentPower range:Single phase 220V: 0.37kw~7.5kwThree phase 220V: 0.75kw~7.5kwThree phase 380V: 0.75kw~7.5kwTwo sensors are selectable:. Pressure transmitter 4~20mA. Transmissible pressure gauge