Pumps

A vast grassland with golden grasses, distant mountains with patches of snow, and a cloudy sky overhead.

Solar Pumps Built to Perform

Our pumps are designed to deliver reliable water where it matters the most from a farm or ranch to an off-grid cabin. SunRotor pumps can be operated off a variety of power inputs including solar panels, batteries, AC/generator, or inverters. They are easy to install, built to last, and simple to fix in the field. We offer a wide range of models to match your specific water depth and flow rate needs to provide the most efficient system possible.

Quick Links

Helical Rotor | Centrifugal

Helical Rotor

SR-2 Helical Rotor Solar Pump

SKU: SR-2-36V

MSRP $1,880.00

The SR-2 helical rotor submersible water pump has the smallest diameter of our product range, yet offers pumping capabilities beyond many larger-diameter pumps on the market.

All SunRotor pumps require a SunRotor Pump Controller to operate properly. Attempting to run our pumps with any other controllers can result in pump failure and will void the warranty on the pump.

    • Nominal 24 volt operation

    • Usable voltage range 12-48 volts

    • Power range 195 watts to 390 watts

    • Solar, battery or a combination

    • Maximum functional lift capability of 150 ft (46 m)

    • Max flow at 100 ft (30 m) is 4 gallons/min (15.14 liters/min)

    • Highly reliable, single moving part progressive cavity technology

    • Readily repairable in the field

    • 1/2 inch NPT best coupled to a 1" FNPT output

    • Submersion limit of 100 ft below static water level (ex: 100 ft submersion + 50 ft static water level: 150 ft)

    • 19 inches in height (48.3 cm)

    • 2 inch diameter (76 mm) fits 2.5 inch (89 mm) casing

    • Light weight - 12 pounds (5.4 kg)

    • Submersible motor protected from ambient water by oil filled jacket (food grade oil protects potable water source if vessel is compromised)

    • Brushless DC motor technology avoids conventional DC brush maintenance and replacement

    • All electronics are mounted above ground for longer life and easy access

    • Entire pump body is stainless steel to comply with all local code and pump installation requirements

    • CE certified

    • ISO 9001

    Diagram

  • Download SR-2 Solar Pump & SRC-M50T Controller Performance Specs

SR-4 Helical Rotor Solar Pump

SKU: SR-4-24V

MSRP $1,880.00

The original SunRotor! The SR-4 helical rotor submersible water pump offers a broad range of pumping capabilities and is the pride of our SunRotor fleet with tens of thousands in service today.

All SunRotor pumps require a SunRotor Pump Controller to operate properly. Attempting to run our pumps with any other controllers can result in pump failure and will void the warranty on the pump.

    • Nominal 24-volt operation

    • Usable voltage range 12-48 volts

    • Power range 195 watts to 390 watts

    • Solar, battery or a combination

    • Maximum functional lift capability of 150 ft (46 m)

    • Max flow at 100 ft (30 m) is 4 gallons/min (15.14 liters/min)

    • Highly reliable, single moving part progressive cavity technology

    • Readily repairable in the field

    • 3/4 inch FNPT output

    • Submersion limit of 100 ft below static water level (ex: 100 ft submersion + 50 ft static water level: 150 ft)

    • 19 inches in height (48.3 cm)

    • 3-inch diameter (76 mm) fits 3.5-inch (89 mm) casing

    • Lightweight - 12 pounds (5.4 kg)

    • Submersible motor protected from ambient water by oil oil-filled jacket (food-grade oil protects a potable water source if the vessel is compromised)

    • Brushless DC motor technology avoids conventional DC brush maintenance and replacement

    • All electronics are mounted above ground for longer life and easy access

    • Entire pump body is stainless steel to comply with all local code and pump installation requirements

    • CE certified

    • ISO 9001

    Diagram

  • Download SR-4 Solar Pump & SRC-M50T Controller Performance Specs

SR-5 Helical Rotor Solar Pump

SKU: SR-5-36V

MSRP $1,880.00

The SR-5 helical rotor submersible water pump offers similar capabilities as our SR-4 model but in a 36V version, pairing it perfectly with today's higher voltage solar panels.

All SunRotor pumps require a SunRotor Pump Controller to operate properly. Attempting to run our pumps with any other controllers can result in pump failure and will void the warranty on the pump.

    • Nominal 36 volt motor

    • Usable voltage range of 12-36 volts

    • Power range of 195 to 390 watts

    • Solar, battery or dual-source

    • Maximum functional lift capability of 150 ft (46 m)

    • Max flow at 100 ft (30 m) is 3.9 gallons/min (14.76 liters/ min) with 202.5 watts and 38.2 volts PV input

    • Highly reliable, single moving part progressive cavity technology

    • Readily repairable in the field

    • 3/4 inch FNPT output

    • Submersion limit of 100 ft below static water level (ex: 100 ft submersion + 50 ft static water level: 150 ft)

    • 19 inches in height (48.3 cm)

    • 3 inch diameter (76 mm) fits 3.5 inch (89 mm) casing • Light weight - 12 pounds (5.4 kg)

    • Submersible motor protected from ambient water by oil filled jacket (food grade oil protects potable water source if vessel is compromised)

    • Brushless DC motor technology avoids conventional DC brush maintenance and replacement

    • All electronics are mounted above ground for longer life and easy access

    • Entire pump body is stainless steel to comply with all local code and pump installation requirements

    • CE certified

    • ISO 9001

    Diagram

  • Download SR-5 Solar Pump & SRC-M50T Controller Performance Specs

SR-6 Helical Rotor Solar Pump

SKU: SR-6 48V P/M UNIT

MSRP $1,930.00

The SR-6 helical rotor submersible water pump offers a slightly greater water pumping depth than our SR-4 model. Utilizing 48 volts to get down to 200 ft.

All SunRotor pumps require a SunRotor Pump Controller to operate properly. Attempting to run our pumps with any other controllers can result in pump failure and will void the warranty on the pump.

    • Nominal 48 volt operation

    • Usable voltage range 24-48 volts

    • Power range 390 watts to 780 watts

    • Solar, battery or a combination

    • Maximum functional lift capability of 200 ft (61 m)

    • Max flow at 100 ft (30 m) is 6 gallons/min (22.71 liters/ min)

    • Highly reliable, single moving part progressive cavity technology

    • Readily repairable in the field

    • 3/4 inch FNPT output

    • Designed for submersible operation up to 100 ft

    • 3-inch diameter (76 mm) fits 3.5-inch (89 mm) casing

    • Light weight - 12 pounds (5.4 kg)

    • Submersion limit of 100 ft below static water level (ex: 100 ft submersion + 50 ft static water level: 150 ft)

    • Brushless DC motor technology avoids conventional DC brush maintenance and replacement

    • All electronics are mounted above ground for longer life and easy access

    • Entire pump body is stainless steel to comply with all local code and pump installation requirements

    • CE certified

    • ISO 9001

    Diagram

  • Download SR-6 Solar Pump & SRC-M100T Controller Performance Specs

SR-10 Helical Rotor Solar Pump

SKU: SR-10 P/M Unit

MSRP $2,180.00

The SR-10 slots in just below the largest of the SunRotor Helical Rotor Pumps. It produces a higher volume per panel in the lower lift areas and is capable of handling depths of up to 275 ft. with the proper panel configurations.

This pump is used with the SRC-M100T Solar Pump Controller.

    • Nominal 48 volt operation

    • Usable voltage range 48-110 volts

    • Power range 370 watts to 2320 watts

    • Solar, battery or a combination

    • Maximum functional lift capability of 300 ft (91 m)

    • Max flow at 100 ft (30 m) is 7.4 gallons/min (28 liters/ min) with 351 watts and 76.3 volts PV input

    • Highly reliable, single moving part progressive cavity  technology

    • Readily repairable in the field

    • 1inch FNPT output

    • Submersion limit of 100 ft below static water level (ex: 100 ft submersion + 50 ft static water level: 150 ft)

    • 4" diameter (102 mm) fits 4.5" (114 mm) casing

    • Lightweight - 23 pounds (10.4 kg)

    • Submersible motor protected from ambient water by oil filled jacket (food grade oil protects potable water source if vessel is compromised)

    • Brushless DC motor technology avoids conventional DC brush maintenance and replacement

    • All electronics are mounted above ground for longer life and easy access

    • Entire pump body is stainless steel to comply with all local code and pump installation requirements

    • CE certified

    • ISO 9001

    Diagram

  • Download SR-10 Solar Pump & SRC-M100T Controller Performance Specs

SR-12 Helical Rotor Solar Pump

SKU: SR-12 P/M UNIT

MSRP $2,180.00

The SR-12 is the largest of the SunRotor Helical Rotor Pumps. It produces a substantially higher volume in the lower lift areas and is capable of handling depths of up to 350 ft. with the proper panel configurations.

All SunRotor pumps require a SunRotor Pump Controller to operate properly. Attempting to run our pumps with any other controllers can result in pump failure and will void the warranty on the pump.

    • Nominal 72-volt operation

    • Usable voltage range 72-110 volts

    • Power range 570 watts to 1740 watts

    • Solar, battery or a combination

    • Maximum functional lift capability of 350 ft (107 m)

    • Max flow at 100 ft (30 m) is 12 gallons/min (45.42 liters/ min)

    • Highly reliable, single moving part progressive cavity technology

    • Readily repairable in the field

    • 1 inch FNPT output

    • Designed for submersible operation up to 100 ft

    • 4" diameter (102 mm) fits 4.5" (114 mm) casing

    • Lightweight - 23 pounds (10.4 kg)

    • Submersion limit of 100 ft below static water level (ex: 100 ft submersion + 50 ft static water level: 150 ft)

    • Brushless DC motor technology avoids conventional DC brush maintenance and replacement

    • All electronics are mounted above ground for longer life and easy access

    • Entire pump body is stainless steel to comply with all local code and pump installation requirements

    • CE certified

    • ISO 9001

    Diagram

  • Download SR-12 Solar Pump & SRC-M200T Controller Performance Specs

SRDI-36 Deep Well Helical Rotor Solar Pump

SKU: SRDI-36

MSRP $3,150.00

The SRDI-36 deep-well helical rotor submersible water pump offers the deepest solar pumping in the SunRotor range of products, capable of producing 3.0 GPM down to 900 ft TDH.

    • Helical Rotor design

    • 900 feet (275 meters) max depth produces 3 GPM (11.3 lpm) 

    • Integrated Controller housed within the pump body for maximum efficiency 

    • Usable input voltage range 60-370 volts DC or single phase AC 

    • Power range of 250 to 840 watts 

    • Highly reliable, single moving part progressive cavity technology 

    • Helical rotor replaceable in field 

    • Pump head and motor are repairable and rebuildable by Sunrotor 

    • 1-inch FNPT output must be used 

    • Integrated low water cutoff 

    • Submersion limit of 400 ft below static water level 

    • 51.25 inches in height (130.2 cm) 

    • 3.9-inch diameter (53 mm) fits 4-inch (57 mm) casing 

    • 29.5 lbs (13.4 kg) 

    • Submersible motor protected from ambient water by water-filled jacket 

    • Optional EZ Connect Generator and integrated float/pressure switch kits available

    Diagram

  • SRDI-36 Technical Spec Sheet

SRDI-38 Deep Well Helical Rotor Solar Pump

SKU: SRDI-38

MSRP $3,200.00

The SRDI-38, a deep well dual source helical rotor submersible water pump, offers nearly the deepest solar pumping in the SunRotor range of products, capable of producing 5 GPM down to 750 ft TDH.

    • Helical Rotor design

    • 750 feet (228meters) max depth produces 5 GPM (18.9 Lpm)

    • Integrated Controller housed within the pump body for maximum efficiency

    • Usable input voltage range 90-400 VDC & 90-240 VAC

    • Power range of 250 to 1300watts

    • Highly reliable, single moving part progressive cavity technology

    • Helical rotor replaceable in field

    • Pump head and motor are repairable and rebuildable by SunRotor

    • 1 inch NPT output must be used

    • Intergrated low water cutoff sensor

    • Submersion limit of 400 ft below static water level

    • 47.25 inches in height (120 cm)

    • 3.9 inch diameter (53 mm) fits 4 inch (57mm) casing

    • 28.2 lbs (12.8 kg)

    • Submersible motor protected from ambient water by water filled jacket

    • Brushless DC motor technology avoids conventional DC brush maintenance and replacment

    • CE Certified

    • Max Temperatrue of Pumped Liquid: 92°F (32°C)

  • SRDI-38 Technical Spec Sheet

SRDI-125 Deep Well Helical Rotor Solar Pump

SKU: SRDI-125

MSRP $3,200.00

The SRDI-125, a deep-well dual source helical rotor submersible water pump, offers the highest flow solar pumping in the SunRotor range of products, capable of producing 12.5 GPM down to 325 ft TDH.

    • Helical Rotor design

    • 325feet (99meters) max depth produces 12.5 GPM (18.9 Lpm)

    • Integrated Controller housed within the pump body for maximum efficiency

    • Usable input voltage range 90-400 VDC & 90-240 VAC

    • Power range of 250 to 1300watts

    • Highly reliable, single moving part progressive cavity technology

    • Helical rotor replaceable in field

    • Pump head and motor are repairable and rebuildable by SunRotor

    • 1 inch NPT output must be used

    • Intergrated low water cutoff sensor

    • Submersion limit of 400 ft below static water level

    • 47.25 inches in height (120 cm)

    • 3.9 inch diameter (53 mm) fits 4 inch (57mm) casing

    • 28.2 lbs (12.8 kg)

    • Submersible motor protected from ambient water by water filled jacket

    • Brushless DC motor technology avoids conventional DC brush maintenance and replacment

    • CE Certified

    • Max Temperatrue of Pumped Liquid: 92°F (32°C)

  • SRDI-125 Technical Spec Sheet

SRI-45 Deep Well Helical Rotor Solar Pump

SKU: SRI-45

MSRP $3,200.00

The SRI-45, a deep well helical rotor submersible water pump with built-in controller, is exceptionally efficient running off a single or double panel operation, capable of producing 5 GPM down to 350 TDH. This DC powered pump is also capable of AC operation with a PowerPack.

    • Helical Rotor design

    • 350 feet (106 meters) max depth produces 5 GPM (18.9 Lpm)

    • Integrated Controller housed within the pump body for maximum efficiency

    • Usable input voltage range 26-190 volts DC only

    • Power range of 250 to 800 watts

    • Highly reliable, single moving part progressive cavity technology

    • Helical rotor replaceable in field

    • Pump head and motor are repairable and rebuildable by SunRotor

    • 1 inch NPT output must be used

    • Intergrated low water cutoff sensor

    • Submersion limit of 400 ft below static water level

    • 47.25 inches in height (120 cm)

    • 3.9 inch diameter (53 mm) fits 4 inch (57mm) casing

    • 28.2 lbs (12.8 kg)

    • Submersible motor protected from ambient water by water filled jacket

    • Brushless DC motor technology avoids conventional DC brush maintenance and replacment

    • CE Certified

    • Max Temperatrue of Pumped Liquid: 92°F (32°C)

  • SRI-45 Technical Spec Sheet

SRDI-66 Deep Well Helical Rotor Solar Pump

SKU: SRDI-66

MSRP $2,995.00

The SRDI-66 deep well helical rotor submersible water pump offers nearly the deepest solar pumping in the SunRotor range of products, capable of producing 6.6 GPM down to 600 ft TDH.

    • Helical Rotor design

    • 600 feet (190 meters) max depth produces 6.6 GPM (24.9 lpm) 

    • Integrated Controller housed within the pump body for maximum efficiency 

    • Usable input voltage range 60-370 volts DC or single phase AC 

    • Power range of 250 to 840 watts 

    • Highly reliable, single moving part progressive cavity technology 

    • Helical rotor replaceable in field 

    • Pump head and motor are repairable and rebuildable by Sunrotor 

    • 1 inch FNPT output must be used 

    • Integrated low water cutoff 

    • Submersion limit of 400 ft below static water level 

    • 51.25 inches in height (130.2 cm) 

    • 3.9 inch diameter (53 mm) fits 4 inch (57 mm) casing 

    • 29.5 lbs (13.4 kg) 

    • Submersible motor protected from ambient water by water filled jacket 

    • Optional EZ Connect Generator and integrated float/pressure switch kits available

    Diagram

  • SRDI-66 Spec Sheet.pdf

SRDI-128 Deep Well Helical Rotor Solar Pump

SKU: SRDI-128

MSRP $2,995.00

The SRDI-128 deep-well helical rotor submersible water pump offers the highest flow solar pumping in the SunRotor range of products below 250', capable of producing from 12.8 to 6.6 GPM down to 450 ft TDH.

    • Helical Rotor design

    • 450 feet (138 meters) max depth produces 6.6 GPM (11.3 lpm) 

    • Integrated Controller housed within the pump body for maximum efficiency 

    • Usable input voltage range 60-370 volts DC or single phase AC 

    • Power range of 250 to 840 watts 

    • Highly reliable, single moving part progressive cavity technology 

    • Helical rotor replaceable in field 

    • Pump head and motor are repairable and rebuildable by Sunrotor 

    • 1 inch FNPT output must be used 

    • Integrated low water cutoff 

    • Submersion limit of 400 ft below static water level 

    • 51.25 inches in height (130.2 cm) 

    • 3.9-inch diameter (53 mm) fits 4-inch (57 mm) casing 

    • 29.5 lbs (13.4 kg) 

    • Submersible motor protected from ambient water by a water-filled jacket 

    • Optional EZ Connect Generator and integrated float/pressure switch kits are available 

    • Helical Rotor design

    • 900 feet (275 meters) max depth produces 3 GPM (11.3 lpm) 

    • Integrated Controller housed within the pump body for maximum efficiency 

    • Usable input voltage range 60-370 volts DC or single phase AC 

    • Power range of 250 to 840 watts 

    • Highly reliable, single moving part progressive cavity technology 

    • Helical rotor replaceable in field 

    • Pump head and motor are repairable and rebuildable by Sunrotor 

    • 1 inch FNPT output must be used 

    • Integrated low water cutoff 

    • Submersion limit of 400 ft below static water level 

    • 51.25 inches in height (130.2 cm) 

    • 3.9 inch diameter (53 mm) fits 4 inch (57 mm) casing 

    • 29.5 lbs (13.4 kg) 

    • Submersible motor protected from ambient water by water filled jacket 

    • Optional EZ Connect Generator and integrated float/pressure switch kits available

    Diagram

  • SRDI-128 Technical Spec Sheet

Centrifugal

SR-7 Centrifugal Solar Pump

SKU: SR-7 P/M Unit

MSRP $1,980.00

The SR-7 was developed to help offset the impact of hard water on rubber helical rotors by offering a small-diameter centrifugal pump. This multi-stage propeller pump pushes an incredible amount of water in shallow wells and still outperforms almost any pump down to 150 ft on a single solar panel.

    • Nominal 36 volt motor

    • Usable voltage range of 24-36 volts

    • Power range of 310 to 800 watts

    • Solar, battery or dual-source

    • Maximum functional lift capability of 150 ft (46 m) SRC-M50T DC Input Controller

    • Max flow at 100 ft (30 m) is 12.3 gallons/min (46.2 liters/ min) with 800 watts and 90 volts PV input

    • Silt and caustic resistant centrifugal chamber pump head

    • Readily repairable in the field

    • 1 inch FNPT output

    • Submersion limit of 100 ft below static water level (ex: 100 ft submersion + 50 ft static water level: 150 ft)

    • 24 inches in height (62 cm)

    • 3-inch diameter (76 mm) fits 3.5-inch (89 mm) casing

    • Lightweight - 14 pounds (6.3 kg)

    • Submersible motor protected from ambient water by an oil-filled jacket (food-grade oil protects potable water source if vessel is compromised)

    • Brushless DC motor technology avoids conventional DC brush maintenance and replacement.

    • All electronics are mounted above ground for longer life and easy access

    • Entire pump body is stainless steel to comply with all local codes and pump installation requirements

    • CE certified

    • ISO 9001

    Diagram

  • SR-7_M50T Spec Sheet.pdf

SR-8 Centrifugal Solar Pump

SKU: SR-8 P/M Unit

MSRP $2,030.00

The SR-8 was developed to help offset the impact of hard water on rubber helical rotors by offering a 3" diameter centrifugal pump at a nominal 48V for deeper applications. This multi-stage propeller is capable of 10 gpm at 100' and can pump down from 250'.

    • Nominal 48-volt motor

    • Usable voltage range of 36-48 volts

    • Power range of 310 to 800 watts

    • Solar, battery, or dual-source

    • Maximum functional lift capability of 250 ft (76 m)

    • Max flow at 100 ft (30 m) is 10.0 gallons/min (46.2 liters/ min) with 800 watts and 90 volts PV input

    • Silt and caustic resistant centrifugal chamber pump head

    • Readily repairable in the field

    • 1 inch FNPT output

    • Submersion limit of 100 ft below static water level (ex: 100 ft submersion + 50 ft static water level: 150 ft)

    • 39 inches in height (53.3 cm)

    • 3-inch diameter (76 mm) fits 3.5-inch (89 mm) casing

    • 22 pounds (10 kg)

    • Submersible motor protected from ambient water by an oil-filled jacket (food-grade oil protects a potable water source if the vessel is compromised)

    • Brushless DC motor technology avoids conventional DC brush maintenance and replacement

    • All electronics are mounted above ground for longer life and easy access

    • Entire pump body is stainless steel to comply with all local code and pump installation requirements

    • CE certified

    • ISO 9001

    Diagram

  • SR-8_M50T Spec Sheet.pdf

SR-16 Centrifugal Solar Pump

SKU: SR-16 P/M UNIT

MSRP $2,180.00

The SR-16 is one of the most powerful pumps we currently offer in the SunRotor fleet. This multi-stage propeller pump can get you to those low depths you need and still perform brilliantly. At mid-range pumping heights, this pump outperforms them all. 

All SunRotor pumps require a SunRotor DC Input Controller to operate properly. Attempting to run our pumps with any other controllers can result in pump failure and will void the warranty on the pump.

    • Nominal 72-volt operation

    • 200 Voc maximum input voltage

    • Power range: 855 watts to 1560 watts

    • Solar, battery or a combination

    • Maximum functional lift capability of 425 ft (137.2 m)

    • Max flow at 100 ft (30.5 m) is 16 gallons/min (60.57 liters/ min)

    • Submersion limit of 100 ft below static water level (ex: 100 ft submersion + 50 ft static water level: 150 ft)

    • 4" diameter (102 mm) fits 4.5" (114 mm) casing** 

    • Weight of 27 pounds (12.5 kg)

    • Submersible motor protected from ambient water by oil filled jacket (vegetable based oil protects potable water source if vessel is compromised

    • Brushless DC motor technology avoids conventional DC brush maintenance and replacement

    • All electronics are mounted above ground for longer life and easy access

    • Entire pump body is stainless steel to comply with all local code and pump installation requirements

    • Multi-stage Impeller Pump

    • 1.25" (32 mm) FNPT outlet

    • Check valve built into the pump

    • 304 Stainless Steel pump body and impellers

    • CE certified

    • ISO 9001

    • **The SR-16 may fit 4" casing if the cable guard is removed from the pump end.

    Diagram

  • SunRotor SR-16 & SRC-M200T Spec Sheet

SR-26 Centrifugal Solar Pump

SKU: SR-26 P/M UNIT

MSRP $2,300.00

The SR-26 centrifugal pump is the highest-flowing submersible pump in the SunRotor fleet. This multistage propeller can flow 10-30 gpm down to 70 ft.

All SunRotor pumps require a SunRotor DC Input Controller to operate properly. Attempting to run our pumps with any other controllers can result in pump failure and will void the warranty on the pump.

    • Nominal 48 volt operation

    • Usable voltage range 24-48 volts

    • Power range 285 watts to 1140 watts

    • Solar, battery or a combination

    • Maximum functional lift capability of 100 feet (30.48 m)

    • Max flow at surface level is 26 GPM (98.42 LPM)

    • Durable stainless steel impellers

    • 6 impeller stages

    • 1.5-inch (38.1 mm) FNPT output port

    • Check valve built into the pump

    • Submersion limit of 100 ft below static water level (ex: 100 ft submersion + 50 ft static water level: 150 ft)

    • 4-inch diameter (102 mm) fits 4.5-inch (114 mm) casing

    • Submersible motor protected from ambient water by oil oil-filled jacket (food-grade oil protects a potable water source if the vessel is compromised)

    • Brushless DC motor technology avoids conventional DC brush maintenance and replacement

    • All electronics are mounted above ground for longer life and easy access

    • Entire pump body is stainless steel to comply with all local code and pump installation requirements

    • CE certified

    • ISO 9001

    Diagram

  • SunRotor SR-26 & SRC-M100T Spec Sheet

Pumps You Can Count On

SunRotor pumps are made to keep water flowing year after year. Whether you’re helping a customer or managing your own property, reliability matters.

Contact Us →
Browse Products →