Higher-SEER HVAC Replacement

Compare a current cooling unit against a higher-SEER replacement and see the energy, demand, cost, and emissions savings, with simple payback and IRR. Results update as you type.

Inputs

Cooling capacity

tons

Current SEER

New SEER

Operating hours

h/yr

Electricity cost

$/kWh

Demand cost

$/kW-mo

Carbon intensity

lb-CO₂/kWh

Implementation cost

Energy escalation

%/yr

IRR calculation period

Results

Current power draw480.00 kW

New power draw282.35 kW

Demand saved197.65 kW

Annual energy saved184,800 kWh/yr

Energy cost savings11,088.00 $/yr

Demand cost savings19,235.01 $/yr

Total cost savings30,323.01 $/yr

CO₂ emission savings76.350 t/yr

Simple payback59.4 months

Internal rate of return0.36 %

Cash flow over 5 years

Annual cash flowCumulative savings

Power draw uses (tons × 12,000 BTU/h) ÷ (SEER × 1,000); savings are the difference between current and new draw over the operating hours, plus a monthly demand credit.