Best five star rated water heaters for energy-efficient heating in India

This is another vertical water heater with a 5-star rating that you can go for. It has a capacity of 15 litres and is more affordable as well. It is equipped with an extra thick and high-density CFC to free PUF insulation for maximum heat retention. The water heater has an advanced vitreous enamel coating to protect the inner tank. It also features an incoloy 800 heating element that ensures sustained performance. You also get an extra thick magnesium anode for added protection.The V-Guard water heater is equipped with an advanced thermostat and thermal cut-out mechanism for dual overheat protection.

The AO Smith vertical water heater has a 5-star rating and a capacity of 16 litres. It features a blue diamond glass-lined tank for 2X corrosion resistance. The outer body of the water heater is made of metal. It is also equipped with a blue diamond glass-lined tank for 2X corrosion resistance, and a glass-coated heating element to prevent scale formation. This also helps extend the life of the heating element.You get a warranty of seven years on the inner tank and up to three years on the glass coated heating element.

The Racold Eterno Pro vertical 5-star water heater has a capacity of 25 litres. It features a titanium enamelled heating element that is said to give better efficiency and strength. The water heater also comes with a special function that helps save up to 30% electricity. You can also choose options from bucket bath or shower bath. It also has a special deflector that causes slow mixing of cold and hot water in the tank.The Racold Eterno Pro vertical water heater features a special anode to protect the heating element. As for the inner container, there’s a polymer protective coating around it.

This is another 25 litres 5-star water heater that you can go for. It comes with a 3-level safety capillary thermostat with an automatic thermal cutout and multi-functional valve for higher safety. It features a magnesium anode that prevents corrosion that’s caused by hard water quality. The water heater also has an ISI marked nickel-coated special element to provide resistance against scale formation.On this Crompton water heater, you have a warranty of five years on the tank, two years on the heating element and two years on the product.

This Usha Misty 5-star water heater also has a capacity of 25 litres. It uses the whirl flow technology for faster heating and maximum energy saving. The water heater comes with copper heating elements that ensure silent heating. It has a magnesium anode to prevent rust and corrosion that enhances the life of the water heater even with hard water. It comes with PUF insulation that reduces heat loss, improves energy efficiency and thereby enables faster heating.You also get a single weld line on the inner tank that helps reduce the risk of water leakage.