Public EV Charging ROI Calculator (beta)

Take the guesswork out of your public EV charging investment with our free EV Charger ROI Calculator designed to model profitability, cashflow, and asset value over time.
This interactive tool helps site owners, developers, and investors understand the real return potential of installing fast-charging infrastructure.

The default values are based on a 120 kW dual output DC charger and can be adjusted accordingly. The calculator models realistic installation costs, operating expenses, and performance assumptions to give you a clear view of payback and long-term profitability.

Enexus supports customers at every stage of their charging project:

Supply of hardware solutions from leading European and Australian-certified manufacturers.
Referral to a trusted installation partner for site design and electrical works.
Access to a leasing partner offering highly competitive, finance-equivalent interest rates to simplify funding.

Use the calculator below to explore how factors such as daily utilisation, energy pricing, and financing terms influence the financial performance of your EV charging project and discover how Enexus can help you accelerate your path to net-zero transport.

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Project Inputs

Enter project details to model profitability, cashflow, and asset value over time. All input values and calculations are excluding any GST for simplicity.

Projection Period (years) Number of years to model cashflow and ROI (e.g., 10). EV Charging Hardware Cost ($) Purchase price of the charging unit itself. Default value based on 120kW DC charger. Installation Cost ($) Includes cabling, switchboard works, and civil setup. Default value based on low to moderate installation cost without supply upgrade. Grant Funding (%) Enter percentage of total cost (e.g., 20%) supported by grant funding.

Finance Model

Upfront Loan Lease

Loan Interest Rate (%) Annual interest rate applied to project loan financing. Loan Term (years) Number of years over which the loan will be repaid.

Total kW Rating Combined charging capacity of all installed chargers. Default output based on Ekoenergetyka Axon Easy 120kW DC charger. Number of Charging Ports Total number of charging outlets or connectors. Average Daily Charging Sessions Number of charging sessions per day across all ports. Average kWh per Session Typical consumption per charging session. Price per kWh ($) Sale price you charge customers for electricity (per kWh excl. GST). Electricity Rate ($/kWh) Your cost of electricity (per kWh excl. GST). Default value based on typical commercial electricity rates and network tariffs. Demand Charge Rate ($/kVA/day) Daily network demand charge rate applied per kVA of additional capacity (e.g., 0.25). Additional Demand (kVA) Estimated increase in peak demand attributable to the charger (e.g., 200 kVA). Annual Maintenance ($) Routine service, inspection, and filter replacement cost per year. Insurance ($/yr) Annual insurance premium for the charger asset. CSMS Fee (% of revenue) Percentage paid to your charge management system provider. CSMS Annual SaaS Fee ($/port/year) Annual charge management software fee per charging port. Carpark License Fee ($/port/year) Annual carpark rental cost per charging port. Total license cost is calculated automatically. Host Profit Share (%) Percentage of annual profit (after hurdle) shared with the host. Profit Share Hurdle Rate (%) Percentage of total implementation cost that must be exceeded in annual profit before profit sharing applies. Annual Utilisation Increase (%/yr) Expected growth in charging demand each year (e.g., 5%). Depreciation Rate (%/yr) Annual depreciation applied to the asset value.

Results

Results will be shown here after you click Calculate.

Public EV Charging ROI Calculator (beta)

Access the free Calculator

Project Inputs

Results

Profit & Loan Balance

Annual Cashflow Projection

Asset Value & Net Position

Host Revenue Breakdown