Cost Saving in
Heat Pump Water Heater vs Other Water Heater

Amount in Rs. Savings in Rs. Savings in %
Heat Pump Water Heater
Electric Water Heater
Diesel Boiler
Wood Boiler
Solar Water Heater


1.The Customers have to entered the following.

a. Capacity in Litres

b. Cold water temperature

c. Power cost per Kwh

d. Diesel cost per Litre

e. Wood cost per Kg.

2. The Savings calculated for One year.

3. Assumed the Setting temperature as 55°C.

4.The COP of Heat Pump is considered as 4.

5.The calorific value for Diesel is considered as 10000Kcal per Litre.

6.The Calorific value for Wood is considered as 3000Kcal per Kg.

7.Assumed the Solar water heater is worked 30% of days in a year with backup heating element.

8. Note: The values are applicable subject to in specific test conditions only.