Rex says
Money math without the spreadsheet headache. Plug in your numbers and I'll show you exactly where the dollars land.
Try a scenario
Click to load — tweak from there.Inputs
Result
Payback period
44.8
Net installed cost after incentives
$65,000
Annual ROI
26.8%
Annual net profit per charger
$17,400
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How to use this
- 1Enter total installed cost (hardware + install + permits) ($).
- 2Enter rebates / incentives received ($).
- 3Enter expected monthly net profit per charger ($).
- 4Read your payback period on the right — it updates as you type.
- 5Hit Share to keep the scenario or send it to someone.
About this calculator
Installing an EV charger is a significant upfront capital commitment, especially DC fast chargers with utility service upgrade requirements, so the investment decision hinges on payback period against realistic monthly net profit. This calculator takes total installed cost (hardware, installation labor, permitting, and any electrical service upgrade), subtracts available incentives or rebates (many states and utilities offer per-charger rebates or per-kWh incentives), and divides the net cost by your expected monthly net operating profit per charger to get payback in months, plus a simple annualized return figure for comparing against other capital projects.
Worked example
Using the values the calculator loads with:
Inputs
- Total installed cost (hardware + install + permits): 85000 $
- Rebates / incentives received: 20000 $
- Expected monthly net profit per charger: 1450 $
Results
- Payback period: 44.8
- Net installed cost after incentives: $65,000
- Annual ROI: 26.8%
- Annual net profit per charger: $17,400
What each field means
Inputs
- Total installed cost (hardware + install + permits) ($)
- The total installed cost (hardware + install + permits) used in the calculation, measured in $. Starts at 85000 $ so you have a working example on load.
- Rebates / incentives received ($)
- The rebates / incentives received used in the calculation, measured in $. Starts at 20000 $ so you have a working example on load.
- Expected monthly net profit per charger ($)
- The expected monthly net profit per charger used in the calculation, measured in $. Starts at 1450 $ so you have a working example on load.
Results
- Payback period
- Returned as a decimal number and shown as the headline result. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
- Net installed cost after incentives
- Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
- Annual ROI
- Returned as a percentage. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
- Annual net profit per charger
- Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
FAQ
What's a reasonable payback period for a DC fast charger?
Sites with strong, proven traffic can pay back in 3-5 years; many real-world installations, especially early ones at unproven sites, run 6-10 years or longer. The wide range is why site selection and a genuine traffic/demand study matter more than the hardware choice itself.
What incentives are typically available?
NEVI federal infrastructure funding, state-level rebate programs, and utility 'make-ready' programs that cover some or all of the electrical service upgrade cost are common; incentive availability and amount vary heavily by state and change frequently, so verify current programs before finalizing a project budget.
Is Level 2 charging a faster payback than DC fast?
Level 2 hardware and installation cost far less ($3,000-$10,000 typically) but revenue per unit is also much lower given slower charging and lower per-session pricing, so payback period can be comparable or even longer in percentage terms depending on the specific site's dwell-time-driven session volume.
Should I count the electrical service upgrade in this calculation?
Yes, if it's needed for the project to happen at all — a utility transformer or service upgrade to support DC fast charging can add $20,000-$100,000+ depending on how far the site is from adequate grid capacity, and skipping it from the analysis significantly understates true payback time.
Accuracy and limitations
- Results are estimates before tax, fees, and inflation unless an input explicitly covers them.
- Rates are treated as fixed for the whole period — variable-rate products will drift from this projection.
- This is educational maths, not financial advice. Check anything contractual with the lender or your accountant.
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Cite this calculator
Writing about this topic? Grab a citation — every link helps keep these tools free.
RevenueLab. (2026). EV Charger Payback Period Calculator. Retrieved from https://www.revenuelab.fyi/toolbox/ev-charger-payback-period
<p>Source: <a href="https://www.revenuelab.fyi/toolbox/ev-charger-payback-period" target="_blank" rel="noopener">EV Charger Payback Period Calculator — RevenueLab</a> (2026).</p>
Source: [EV Charger Payback Period Calculator — RevenueLab](https://www.revenuelab.fyi/toolbox/ev-charger-payback-period) (2026).