SDS-T-128 Submersible Solar Pump
The product is a low cost, positive displacement submersible solar pump.
The Sun Pumps SDS Submersible Pump Series is comprised of eleven pump modules. The SDS (Model T-128) Submersible Pump is a solar powered submersible pump for lower water volumes from shallow depths. The pump operates on 12 to 30 volts DC that may be supplied from a variety of independent sources including solar panels or batteries.
Worldwide distribution reach with dealers located in: Ecuador, Puerto Rico, Tanzania, United Arab Emirates, Spain, Ireland, India, Australia.
SunPumps sells its products through dealers located in Ecuador, Puerto Rico, Tanzania, United Arab Emirates, Spain, Ireland, India, Australia
Goal 7: Ensure access to affordable, reliable, sustainable and modern energy for all
This product can be used for water access in remote homes, campsites, for livestock, small farms or other needs beyond the power grid.
Mass produced in Safford, Arizona.Interview with representative
Representative estimated over 500+ in 2014. Interview with representative
Description of the pump type
Power required, measured in watts
Manufacturer-specified discharge rate, measured at a specific head
Maximum depth of water the pump can pull
Piston nominal diameter, measured in centimeters
SDS-T series pumps are displacement submersible pumps constructed of ryton and stainless steel and corrosion resistant. The same pumps can be special ordered with 316 Stainless Steel housings and hardware for highly corrosive water. They operate on 12 to 30 volts DC that may be supplied from a variety of independent sources including solar panels or batteries. The pumps fit in a 4” well and supplies a flow rate of up to 1.6 GPM and head up to 230 Ft.
The SDS (Model T-128) Submersible Pump has the following dimensions:
• Diameter (cm): 9.9
• Height (cm): 31.2
• Weight (kg): 4.5
• Shipping weight (kg): 5.9
Pump and system assembly schematics are shown below.
Available for purchase from manufacturer or dealers. Listed as Rebuild Kits.
Limited warranty from 12 to 18 months, if the purchasers completes and sends in the warranty registration card. Instructions and warranty information available online. Lifespan depends upon the usage, amp draw, well depth, etc.Interview with representative
• Max Flow Rate: 2.3 (GPM) 8.5 (LPM)
• Maximum Head: 230(ft.) 70(M)
• Max Watts: 146
• Max Motor Amps: 4.9
A graph of Flow Rates and Head within the possible voltage range is shown in the image below.
Performance vetted by manufacturer but not a third-party.
No hazards listed.
Water storage tank for cloudy days. Add-ons include a solar panel, pump controller, and sand shrouds.
Meah, K., Fletcher, S., Ula, S., Solar photovoltaic water pumping for remote locations. Renewable and Sustainable Energy Reviews. 2008 Feb; 12(2):472-487.
Alawaji, S., Smiai, M. S., Rafique, S., Stafford, B., PV-powered water pumping and desalination plant for remote areas in Saudi Arabia. Applied Energy. 1995; 52(2-3):283-289.
Ghoneim, A. A., Design optimization of photovoltic powered water pumping systems. Energy Conversion and Management. 2006 Jul; 47(11-12):1449-1463.
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