Own your EV chargers or host a CPO? Compare cost, control and responsibilities
Own the equipment when control and the site's operating needs justify the investment; consider CPO hosting when an operator's proposal fits the location and its contract allocates costs clearly. A third option is EPC-only procurement: an owner or operator supplies the chargers and contracts installation separately. Each model still needs a viable electricity and site-access arrangement.
This is a buyer comparison. Secured Engineers' role is discussed on the EV infrastructure installation page; it does not mean SEPL offers charger financing, a public network, franchise returns or every operating model below.
Compare responsibilities before revenue share
| Question | Owner-funded installation | CPO hosting agreement | EPC-only / free-issue equipment |
|---|---|---|---|
| Who funds equipment? | Usually the site owner, under purchase terms | As negotiated; confirm whether the offer includes upstream works | Owner/CPO/OEM supplies equipment; installation is separately priced |
| Who holds the electricity connection? | Owner or nominated operating entity | Must be stated; do not infer it from charger ownership | Client/operator; EPC contractor coordinates only the agreed scope |
| Who sets user prices and access? | Owner, subject to applicable rules and operating contracts | Contract determines pricing rights, guest benefits and public access | The owner/operator, not the installation contract by itself |
| Who maintains the charger and software? | Separate OEM/CMS/AMC responsibilities need coordination | Check what the CPO actually covers and its subcontractors | Installation defects, OEM warranty and operations must be separated |
| Who carries utilisation risk? | Owner's operating model | Depends on minimum guarantees, rent, revenue-share basis and costs | Commercial owner/operator; EPC completion is not a demand guarantee |
| What happens at exit? | Data access, replacement platform and equipment support matter | Removal, reinstatement, transfer rights and termination charges matter | Handover records and warranty rights must survive contractor exit |
Read “zero investment” as a scope question
Ask who pays for the transformer, load enhancement, security deposit, cable route, civil work, internet, parking enforcement and damaged equipment. Check whether rent starts at possession, energisation or the first paid session. A site can fund significant enabling work even when the charger itself is supplied by an operator.
The Ministry of Power's 2024 guidelines, Annexure IV include a model landowner–CPO revenue-sharing agreement. It is a useful reference for identifying parties and obligations, not a ready-made commercial deal for every private property. Have the actual agreement reviewed for the site and jurisdiction.
Test utilisation with transparent arithmetic
For an illustrative owner-operated site, let the net realised charging revenue be ₹15 per delivered kWh and the variable cost be ₹10 per delivered kWh after energy losses and transaction costs. Let fixed monthly operating costs be ₹20,000. These are invented scenario inputs solely to explain the calculation; they are not market quotations, a tariff or a profitability forecast.
| Monthly delivered energy | Contribution at ₹5/kWh | After ₹20,000 fixed operating cost |
|---|---|---|
| 2,000 kWh | ₹10,000 | −₹10,000 |
| 5,000 kWh | ₹25,000 | ₹5,000 |
| 10,000 kWh | ₹50,000 | ₹30,000 |
These results exclude capital recovery, finance, depreciation and tax. If the margin falls from ₹5 to ₹3/kWh, the operating break-even rises from 4,000 to about 6,667 delivered kWh a month. If a hosting offer pays a percentage, specify whether that percentage applies to billed revenue, collected revenue, net-of-tax revenue or margin after deductions. Compare both models over the same period and cost boundary.
Ask these contract questions in writing
- Which bays and hours are reserved, and can the site retain priority for guests or fleet vehicles?
- What data and monthly reconciliation can the landowner inspect?
- How are electricity costs, losses, taxes, refunds and payment disputes allocated?
- What availability measure, exclusions, restoration process and remedies apply?
- Who obtains approvals and insures equipment, users and civil works?
- What are the exclusivity, expansion, transfer, termination and reinstatement obligations?
Compare a signed scope and cash-flow model, not an attractive headline percentage. For a captive fleet, reliable departure may be worth more than public charging income; for a hotel, guest service may be the main benefit. Make the objective explicit before choosing the contract.
Discuss your owner, fleet or CPO installation scope Share the site location and your requirement with Secured Engineers. Electrical infrastructure, charger supply, software and ongoing support responsibilities are agreed in the project scope.
Continue planning your installation
Sources checked 7 November 2026. Confirm the applicable order, equipment revision and site conditions before procurement.
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