e_serenity

Your energy transition without investment, without worry

What if switching to sustainable energy were as simple as a subscription?

With e_serenity, access all our energy solutions without any initial investment, while keeping peace of mind: electris takes care of everything for a fixed and controlled monthly fee.


You thus benefit from energy solutions perfectly adapted to your needs and your consumption profile.


At the end of the contract, you automatically become the owner of all the installations, allowing you to continue benefiting from your energy production over the long term.


With e_serenity, electris brings together your entire energy project in a single simple and readable offer.


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Turnkey energy for co‑ownerships

Zero initial investment


e_serenity removes the financial barrier to entry and allows you to start your energy transition immediately while accessing state subsidies deducted directly from the monthly price.

Financial predictability


Benefit from a fixed, clear and controlled monthly fee throughout the duration of the contract. No more surprises, no hidden costs: you plan your energy expenses with confidence.

Total peace of mind, from day one


A single point of contact manages the entire project — from advice to financing, including installation, maintenance and insurance: you enjoy your equipment with complete peace of mind.

Why benefit from energy leasing?

A solution designed for collective projects

Modernise your building without increasing co‑owners’ charges. High investments, diverging interests, maintenance and risk management: e_serenity turns these constraints into opportunities.

 No initial call for funds

Shared photovoltaic production and electric‑vehicle charging

Long‑term reduction of common‑area energy costs

Preventive maintenance, repairs and insurance included

Ideal for:

Co‑ownership syndicates, existing or renovating residences.

Energy leasing or classic purchase — which solution is right for you?

 e_serenity is ideal if you:

- Want to avoid an initial investment

- Want a simple, turnkey solution

- Want long‑term budget visibility

- Prefer to delegate technical risks

- Manage a co‑ownership with little time or internal resources

 Classic purchase is more suitable if you:

- Have capital immediately available

- Want to manage the equipment yourself

- Accept technical and financial risks

- Have an internal dedicated team

- Prefer immediate ownership to operational serenity

e_serenity is not just a financing solution. It is a solution of simplicity, risk management and peace of mind, designed for those who want to achieve their energy transition without complexity or capital immobilisation.

Why choose electris?

With electris, you're not just choosing a technology — you're choosing a local partner, a subsidiary of Teseos, which manages technical services within the Encevo Group, Luxembourg’s leading energy provider. We understand your needs and make the energy transition easier.

Your project managed from A to Z

Design, installation, financing, maintenance and insurance: benefit immediately from your energy production, without initial investment.

Our teams support you

Analysis, sizing, work coordination, management of procedures and subsidy applications. Your energy transition is smooth and controlled.

Extensive expertise

We select the most efficient solutions to ensure reliable, efficient and durable operation, suited to your usage.

A solution adapted to Luxembourg 

Co‑ownership needs, regulatory realities and optimisation of self‑consumption according to current feed‑in tariffs.

Backed by a strong group

With the stability of the Encevo group, electris offers durable, scalable solutions ready for tomorrow’s needs.

Find here all the answers to your questions:

Ready to launch your energy‑leasing project?

Access all our energy solutions without initial investment, with a fixed and controlled monthly fee.

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