Jef Techno Solutions Pvt. Ltd manufactures Thermoelectric Bulk Water Coolers. Jef Techno Solutions Pvt. Ltd also supplies products like lightning & surge protection solutions, electrical grounding solutions, solar power generation etc. Thermoelectric Bulk Water Coolers are semiconductor devices that are based on the Peltier effect. The Thermoelectric Bulk Water Coolers chill the water by the thermoelectric cooling method, in which electron and hole gases in semiconducting material act as coolants. The Thermoelectric Bulk Water Coolers can simultaneously deliver up to 3000 Ltrs. Of hot water and 3000 Ltrs. Of cold water by using only a fraction of the power consumed by conventional heaters / coolers. They occupy very less space and are ideal for installation in urban areas and apartment buildings where space is a major constraint.