Industrial ROI Fundamentals
Industrial returns are decided by four numbers that most business cases get wrong: the ramp-up curve, realised yield, true operating cost per unit and the price actually achievable at the additional volume. Everything else is arithmetic.
Use four metrics, not one
Each metric answers a different question and each is misleading alone.
- Payback: liquidity risk — how long capital is exposed
- IRR: efficiency of capital, but distorted by short project lives
- NPV: absolute value created at your cost of capital
- DSCR: whether the project can service debt in each period
The inputs that actually decide the answer
Model these explicitly rather than embedding them in an average.
- Ramp-up curve — typically 60/80/95% of nameplate over three quarters
- Realised yield at your real product mix
- Energy and maintenance cost over the asset's life, not year one
- Price realisation on incremental volume, which is often lower
- Working capital absorbed by higher throughput
Sensitivity and break-even
Report break-even volume, break-even price and the CAPEX overrun the project can absorb before NPV turns negative. These three figures tell a board more than any base case.
Asset life and residual value
Match the evaluation period to economic — not accounting — life, and be conservative on residual value for specialised equipment, which is rarely resaleable at book value.
Presenting returns credibly
Show base, downside and upside cases with the assumptions that differ between them clearly labelled. A single confident number is treated as a negotiating position; a range with logic is treated as analysis.
Buyer checklist
Use this as a readiness test before committing capital or issuing an RFQ.
- 01Payback, IRR, NPV and DSCR reported together
- 02Ramp-up curve modelled explicitly
- 03Yield based on real mix, not nameplate
- 04Full lifecycle energy and maintenance costs included
- 05Price realisation on incremental volume tested
- 06Working capital impact included
- 07Break-even volume and price stated
- 08Maximum absorbable CAPEX overrun calculated
- 09Evaluation period matched to economic asset life
- 10Base, downside and upside cases presented
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CAPEX ROI & payback calculator
Model total installed cost, ramp-up, NPV, IRR and simple or discounted payback for a factory expansion, new line or equipment replacement — before you talk to any supplier.
Open the calculatorCommon mistakes
- 01Assuming day-one nameplate output
Overstates the first two years of cash flow substantially.
- 02Using year-one maintenance cost throughout
Maintenance rises materially as assets age.
- 03Assuming constant price at higher volume
Incremental volume frequently sells at a lower realised price.
Frequently asked questions
What payback period is acceptable for industrial equipment?+
It depends on asset life and risk. Two to four years is common for automation and efficiency projects; five to eight years is normal for buildings, utilities and infrastructure with long economic lives.
Should we use IRR or NPV?+
Both. IRR measures capital efficiency and is intuitive; NPV measures value created and is the correct basis when comparing projects of different size or duration.
Where this fits in your project
Global B2B Group is supplier-neutral and free for buyers. We help owners, investors and government organisations prepare industrial investments, qualify suppliers and structure project financing — with human experts, end to end.