Energy savings calculator library
Home & apartments
Insulation & Air-Sealing Savings Calculator
Heat Pump vs. Existing Heating Calculator
Heat Pump Bill and Time-of-Use Impact Preview
Heat Pump Water Heater Savings Calculator
Smart Thermostat Savings Calculator
Home HVAC Efficiency Upgrade Calculator
Water Heater Operating Cost Comparison
Window Replacement Energy Savings Calculator
HVAC & building systems
Commercial HVAC Replacement Calculator
AHU Fan and VFD Savings Calculator
Chiller Plant Savings Calculator
Building Energy Benchmark Calculator
Packaged Rooftop Unit Replacement Savings Calculator
Air-Side Economizer Savings Calculator
Demand-Controlled Ventilation Savings Calculator
Energy Recovery Ventilation Savings Calculator
Geothermal Heat Pump Comparison
Thermal Energy Storage Screening Calculator
Electrical & power
Lighting Retrofit Savings Calculator
Solar PV Savings Calculator
EV vs. Gasoline Cost Calculator
Rooftop Solar and Battery Calculator
Demand Charge Reduction Calculator
Power Factor Correction Sizing & Savings Calculator
Transformer Loss Comparison
Battery Peak-Shaving Economics Screening Calculator
Microgrid Economic Screening
Demand Response Value Calculator
Electrical Service Headroom Screening Calculator
Commercial Tariff and Demand-Charge Comparison
Motors, pumps & compressed air
Motor & VFD Savings Calculator
Pump System Savings Calculator
Compressed Air Savings Calculator
Premium-Efficiency Motor Replacement Calculator
Compressed Air Leak Savings Calculator
Compressed-Air Pressure Reduction Savings Calculator
Industrial utilities
Boiler Efficiency Savings Calculator
Cooling Tower Optimization Water Savings Calculator
Commercial Refrigeration Savings Calculator
Steam Trap Survey Savings Calculator
Steam Pipe & Valve Insulation Savings Calculator
Condensate Return Savings Calculator
Waste Heat Recovery Screening Calculator
Combined Heat & Power Screening Calculator
Boiler Combustion Tune-Up Savings Calculator
Project economics & financing
Payback, NPV & IRR Calculator
Cash Purchase vs. Financing Calculator
Life-Cycle Cost Comparison
Loan Payment & Energy Cash Flow Calculator
On-Bill Financing Cash Flow Calculator
C-PACE Project Economics Screening Calculator
Lease vs. Buy Comparison
Incentive & Rebate Stacking Calculator
Grant Impact on Project Economics Calculator
Tax Credit Impact Calculator
Levelized Cost of Energy Calculator
Cash Flow & Sensitivity Analysis
Portfolio Project Prioritization Calculator
Weather-Normalized Savings Verification Calculator