Product Name: 4sc Permanent Magnet Solar DC Submersible Deep Well Stainless Steel Borehole Pump Model NO.: 4SC2.5/20-24/250 Theory: Centrifugal Pump Performance: No Leakage Pump Media: Clear Water Industry: Agriculture Application: Submersible Pump Type: Oil-Filled Submersible Pump Start Up: DC Pump Power: Solar Energy Assembly: Liquid Pumps Structure: Multistage Pump Material: Stainless Steel Driving Type: Magnetic Max.Capacity: >400 L/min Max.Head: >150m Borehole Diameter: 3/4/5/6/8 Inches Shaft: AISI 304 Diffuser&Impeller: Plastic.: Engineering Plastic PC or POM Bearing: 7 Series Ceramic / Graphite Outlet/Connection: Brass/ AISI304/Cast Iron Motor: Permanent Magnet DC Brushless Trademark: OEM/ODM/KATREENI Transport Package: Cylinder Carton Package 979mm*100mm*100mm Specification: CE SGS ISO9906 NEMA Origin: China HS Code: 8413709190 Product Description Brushless DC Solar Submersible Deep Well borehole stainless steel Water Pump 4SC Series With Plastic ImpellersApplication:Water supply for farmland and livestockSprinkler irrigationPressure boostingFire-fightingOpertating conditions:Well diameter: 3/4/5/6/8 inchesMaximum fluid temperature: +35 oCMaximum sand content: 0.25%Maximum immersion: 80mSpecificationsMotor: Permanent magnet DC brushless motorImpeller: Plastic PomDiffuser: Plastic PCOil cooling structureMPPT function ControllerDimension and curve according to NEMA Standard PERFORMANCE DATASOLAR PUMP SYSTEM ( DC BRUSHLESS TYPE )