Energy Efficiency Payback Calculator

How rising electricity rates — driven by AI data center growth — extend payback periods for energy efficiency investments

Base Payback

2.6 yrs

At current rates

+30% Payback

2.0 yrs

With rate increase

Payback Shift

-0.6 yrs

Faster payback

Lifetime Net Savings

$1,014

Investment recovers

Select Your Scenario

Ecobee/Nest avg savings data

16.2¢/kWh

National avg 16.2¢ | IL=17.2 | TX=14.9 | VA=15.8 | OH=13.8 | DC=18.4

+30%

Key driver: AI data center growth is pushing rates up 20-60% in many states

Regional Rate Increases (2020-2025)

Click a state to apply its rate to your scenario.

Sources: CNBC Nov 2025, Yale Climate Connections Jan 2026, PJM/Utility Dive

Payback Timeline — 1 block = 1 year

Base Rate2.6 yrs to break even
1
2
3
+30% Rate2.0 yrs to break even
1
2

Colored blocks = still paying off investment. Green ✓ = investment recovered. Longer bar = longer wait.

Cumulative Net Savings Over Time

Lines crossing $0 = break-even point. Dashed line = equipment lifespan.

Rate Increase Scenario Comparison
MetricBase Rate+10%+20%+30%+40%+50%+60%
Rate (¢/kWh)16.217.819.421.122.724.325.9
Annual Savings ($)$97$107$117$126$136$146$156
Payback (Years)2.62.32.12.01.81.71.6
Shift vs Base-0.2 yrs-0.4 yrs-0.6 yrs-0.7 yrs-0.9 yrs-1.0 yrs
Lifetime Savings$722$819$916$1,014$1,111$1,208$1,305
Viable?YesYesYesYesYesYesYes