4SP3 Solar DC Water Pump for 3m3/h Flow Rate with Max Head 330m

4 Inch solar water pump for 3m3/h Flow Rate with Max Head 330m


Electronic Components from Top supplier to ensure high quality:

  • DSP come from Texas Instruments
  • Temp.Chip come from Microchip
  • MOS come from IR
  • IGBT come from Fairchild
  • Opt coupler come from Sharp
  • Switch come from Schneider


(Pump Diameter 4″ fully 304 stainless steel body also impeller)


Dayu solar powered water pump system consists of solar array(+tolerance), water pump(full stainless steel), MPPT + DSP controller (most reliable) and accessories which is easy connection.

4SP2 series Solar DC water pump is an integrated solar  water submersible centrifugal pumping system for small sized applications as drinking water supply, livestock watering, garden watering, desertification control and as so on. It also can reduce operational costs, improve water security.

Dayu Solar Powered Water Pump System Benefits

  • Intelligent controller with Continuous MPPT + DSP
  • High efficient DC brushless motor requires less solar array, Rich social benefits.
  • Maximum output efficiency of 97%
  • Increases PV Array Output by up to 30%
  • Motor Speed adjustable
  • Designed for 4pole and 8pole motor, others for ODM
  • Digital precision constant current control
  • Open window waterproof protection, indicator show easier
  • Hot galvanizing steel cabinet with better corrosion protection
  • OEM & ODM ability by more Than 20 Years In Solar Field
  • 5000 Square Meters Water Pump Factory Area
  • Fast and Simple Installation with Standard Accessories.
  • ISO9001:2008 Production Standard with Imported SMT Equipment.


Best Protections for Solar Powered Water Pump System with 3 Years Warranty

Strict Test Before Delivery

  • PV reverse polarity protection
  • Dry run protection
  • Over load protection
  • Overheating protection
  • Current limiting protection
  • Power limiting protection
  • Less phase of electric motor
  • Short-circuit protection


Solar Powered Water Pump System Packing Details


Dayu Solar Powered Water Pump System Projects




NoWater Pump







( V )

Solar Panel(Kwp)Flow rate(m3/h) / Head (m)

(Best Efficient Use Range)

Outlet Diameter

(mm / inch)

Pump Length


94SP3-6A0.37480.78 (4pcs 195Wp)1.8 /333 /284.2 /1632 / 1.25308
104SP3-9A0.551101.225(5pcs 245Wp)1.8 /503 /414.2 /24371
114SP3-12A0.752201.56(8pcs 195Wp)1.8 /673 /554.2 /33434
124SP3-15A1.12202.205(9pcs 245Wp)1.8 /833 /694.2 /41497
134SP3-18A1.12202.205(9pcs 245Wp)1.8 /1003 /834.2 /49560
144SP3-22A1.52203.12(16pcs 195Wp)1.8 /1223 /1014.2 /60644
154SP3-25A1.52203.12(16pcs 195Wp)1.8 /1383 /1154.2 /68707
164SP3-29A2.22204.41(18pcs 245Wp)1.8 /1583 /1324.2 /77791
174SP3-33A2.22204.41(18pcs 245Wp)1.8 /1823 /1534.2 /89875
184SP3-39A3.03304.68(24pcs 195Wp)1.8 /2163 /1804.2 /1061001
194SP3-45A3.03304.68(24pcs 195Wp)1.8 /2453 /2034.2 /1231127
204SP3-52A4.03306.86(28pcs 245Wp)1.8 /2883 /2404.2 /1411274


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