Cool Sun Project

The Farm SunFridge is a self-sustainable outdoor field refrigeration unit. Learn more at buff.ly/36qDgB5

Find Cool Sun structures in Panipat, Haryana, India and Ajmer, Rajasthan, India

The Farm SunFridge offers solar, off-grid, batteryless cooling. Learn more at buff.ly/36qDgB5

Farmers can store perishables on-farm without electricity with the Farm SunFridge. Learn more at buff.ly/36qDgB5

The Farm SunFridge provides affordable entry for smallholder farmers into cold storage. Learn more at buff.ly/36qDgB5

Our products combine solar refrigeration with evaporative cooling. Learn more at buff.ly/36qDgB5

The Farm SunFridge improves control over the marketing of crops. Learn more at buff.ly/36qDgB5

The Farm SunFridge can be built by farmers with locally available materials. Learn more at buff.ly/36qDgB5

The Farm SunFridge is unique among clean energy storage concepts. Learn more at buff.ly/36qDgB5

The Farm SunFridge stands 3 x 3 x 3 meters, has a storage capacity of 2000 kg produce, photovoltaic wattage of 5 kW, refrigeration capacity of 3.5 kW, 18,000 BTU/hr. Learn more at buff.ly/36qDgB5

The Farm SunFridge has a construction area of 35 m2 and takes about 1 month to build. Learn more at buff.ly/36qDgB5

When the daily ambient maximum temperature is approximately 45 °The Farm SunFridge has an internal daytime temperature of 8 – 10°C, and internal nighttime temperature of 12 – 14 °C. Learn more at buff.ly/36qDgB5

Cool Sun is led by leading researchers at the Indian Agricultural Research Institute (IARI) and @michiganstateu

Cool Sun is funded by the @GCFSI, @USAID, and the Partnership for Enhanced Engagement (PEER), USAID, USA.

Meet our researchers: Sangeeta Chopra, Principal Scientist, Agricultural Engineering Division, IARI, New Delhi

Meet our researchers: Dr. Randolph Beaudry, Professor, @michiganstateu Department of Horticulture (MSc, PhD, University of Georgia)

The Farm SunFridge brings down product temperatures to around 10 °C when the outside temperatures are 35-45 °C, without electrical connection. Learn more at buff.ly/36qDgB5

The Farm SunFridge is suitable for farms and "mandis." Learn more at buff.ly/36qDgB5

The Farm Sun Fridge uses wetted fabric over iron mesh walls for passive, evaporative cooling. Learn more at buff.ly/36qDgB5

The farm SunFridge can be constructed at once or in stages. Learn more at buff.ly/36qDgB5