PV and BESS profitability calculator

The calculator computes IRR, NPV, LCOE, DSCR and payback for PV and BESS projects using market benchmarks for the selected country. All financing models — cash, leasing, project finance and ESCO — run on the same versioned engine.

Parameters

Technology
Project market
Poland
Reference market
Poland
50kWp20,000
0%100
40EUR/MWh250
10EUR/MWh150
3,000,000EUR7,000,000

Market benchmark: 0.50 EUR/Wp

Initial Enedeal estimate — market verification in progress · entered: 04.08.2026

Initial Enedeal estimate — market verification in progress

Data sources

Financing models

16.83%
Equity IRR
4,534,252EUR
NPV at WACC
76.69EUR/MWh
LCOE
—
Minimum DSCR
No debt service
5.82years
Payback period
902,500EUR
EBITDA year 1

The calculations are indicative and based on market benchmarks. They do not constitute investment advice or an offer. A precise analysis requires project data.

Cumulative equity cash flow

The calculations are indicative and based on market benchmarks. They do not constitute investment advice or an offer. A precise analysis requires project data.

The calculations are indicative and based on market benchmarks. They do not constitute investment advice or an offer. A precise analysis requires project data.

Calculation methodology

Detailed comparison

Equity IRR

  • All-cash purchase16.83%
  • Operating lease34.16%
  • Project finance32.01%
  • ESCO / OPEX model—

NPV at WACC

  • All-cash purchase4,534,252
  • Operating lease4,657,844
  • Project finance4,855,846
  • ESCO / OPEX model7,013,581

Equity engaged

  • All-cash purchase5,000,000
  • Operating lease500,000
  • Project finance1,500,000
  • ESCO / OPEX model0
76.69EUR/MWh
LCOE (technology cost)

Calculated for the all-cash variant. The cost of generating energy does not depend on the financing method.

Comparison table

MetricAll-cash purchaseOperating leaseProject financeESCO / OPEX model
Net outlay5,000,0005,000,0005,000,0005,000,000
Equity5,000,000500,0001,500,0000
Debt / financed amount04,500,0003,500,0000
EBITDA year 1902,500902,500902,500703,500
NPV at WACC4,534,2524,657,8444,855,8467,013,581
Project IRR16.83%15.19%16.83%—
Equity IRR16.83%34.16%32.01%—
Payback period5.826.133.310.00
Discounted payback period7.657.143.880.00
Minimum DSCR——2.03—
Average DSCR——2.13—
Total benefit over the horizon18,356,75312,581,27513,521,98413,828,271

ESCO performs best on NPV because the investor puts up no capital — but the investor does not acquire the asset either. Neither ownership of the installation nor its residual value at the end of the horizon remains on the investor's side.

ESCO / OPEX model
  • The ESCO model engages no equity, so IRR is undefined. Comparison with an outright cash purchase does not account for the loss of asset ownership and residual value after the contract term.

The calculations are indicative and based on market benchmarks. They do not constitute investment advice or an offer. A precise analysis requires project data.

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