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SEER savings calculator

Compare annual cooling electricity use and the extra cost of a higher-efficiency system.

Current efficiencyUse the rating shown on the existing system.SEER

Proposed efficiencyCompare ratings measured under the same standard.SEER

System sizetonsCooling hoursper year

Electricity rate$Efficiency premium$

What a higher rating changes

For the same rated cooling output, a higher efficiency rating uses less electricity under the test conditions.

EFFICIENCYSEER

812162024+

Electricity in Cooling out

SEER and SEER2 use different test procedures. Compare like with like.

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