Tools & Calculators
When you save energy, you save money. See for yourself just how easy it is to save on energy costs with these easy-to-use calculators.
| Interactive Home
Find a way to save energy in every room of your house. |
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| Bill Impact Calculator
There are many little changes you can make to help you save big money on your energy bill and help conserve natural resources. Select different energy-efficiency actions to see how much you can save on electricity each year. |
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| CFL Light Bulb Calculator
Just how much money can you save with compact fluorescent light bulbs? Find out now. |
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| Clock-Programmable Thermostat Calculator
Adjusting your thermostat a few degrees can make a big difference in your energy bill. See how much you can save. |
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| LED Holiday Lights Calculator
How quickly can energy-saving LED holiday lights pay for themselves? The answer may surprise you. |
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Energy-Efficient Appliance and Equipment Calculators
How much money can you save by upgrading to energy-efficient appliances, heating and cooling equipment and lighting? Find out with Alliant Energy’s energy-efficiency calculators.
Appliance Calculator
How much does it cost per day to run the appliances in your home?
Cooling System Calculator
How much will it cost to replace your old cooling system? How much can you save with a new energy-efficient model?
Room AC Calculator
Estimate the size of the room air conditioner needed for your home and receive a cost estimate for a new unit.
Heating System Calculator
How much will it cost to replace your old heating system, and how much can you save with a new energy-efficient model?
Washer Calculator
Estimate the costs, energy and water you will save by replacing your old clothes washer.
Dryer Calculator
Find out how much it will cost to purchase and operate a new clothes dryer.
Refrigerator Calculator
How much can you save by replacing your old refrigerator with a new, energy-efficient model?
Lighting Calculator
Find out how much you can save with energy-efficient bulbs in your recessed, track and spot lights.
Thermostat Calculator
Find out how much you can save by simply adjusting your thermostat.
Water Heater Calculator
How much will it cost to purchase and operate a new water heater? How much could you save on energy bills compared to your old water heater?
Additional Calculators
Energy-Efficient Rehab Advisor
Getting ready to remodel your home? Find out how much energy-efficiency upgrades will add to your project cost, along with long-term dollar savings and expected payback time.
Home Energy Saver Calculator
When it comes to energy efficiency, how does your home stack up compared with other homes in your area? Calculate your potential energy and dollar savings based on your home’s specific characteristics.
Insulation Level Calculator
Find the most economical insulation level for your new or existing home, and how much it could cost per square foot.
Solar Power Calculator
Ever wonder what size a solar panel system your home would need or how much one would cost? Find out with this solar power calculator.
Geothermal Savings Calculator
Find out how much money a geothermal heating and cooling system could save you each month on your utility bill.
Recycling Center Locator
Find out where your closest recycling center is for old fluorescent light bulbs, appliances, electronics and more.
Gas Mileage Impact Calculator
Compare the fuel economy and emissions of any new vehicle to a hybrid gas-electric car.
Carbon Footprint Calculator
What is your carbon footprint/environmental impact? Find out here.
Cash-Back Rewards
Lower your energy bills and get cash back. Find out which energy-efficient products and measures qualify for cash-back rewards before you buy.
Dealer Locator
Looking for a qualified, energy-smart contractor in your area? Use our Dealer Locator to find one.
These professionals participate in Alliant Energy’s Energy-Efficiency Dealer program. They’ll make energy efficiency a top priority when completing your project.
