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1 kW
Recommended Installed Power
164 + Φ.Π.Α.
Annual Savings on the Electricity Bill
1.240 + Φ.Π.Α.
Total Investment Cost
7.52
Years until the Investment is Amortised
1 kWh
Annual Electricity Production
1 kWh
Battery Capacity
1 kW
Installed Battery Power
Recommended Installed Power
Annual Savings on the Electricity Bill
Total Investment Cost
Years until the Investment is Amortised
Annual Electricity Production
Battery Capacity
Installed Battery Power

It is the power of PV that you will need to cover most of your consumption.

The recommended installed power you will need in KW. In order to cover most of your consumption, you will need a 12 KWp photovoltaic system.

VERY IMPORTANT: The Protergia Helios Value program is linked to the subsidy of the "Photovoltaics on Roof" program and therefore supports systems up to 10.8kW. For more information, a Protergia specialist can suggest alternative solutions.

This is the amount you will save in the year following the installation of the photovoltaic system.

VERY IMPORTANT: The Protergia Helios Value program is linked to the subsidy of the "Photovoltaics on Roof" program and therefore supports systems up to 10.8kW. For more information, a Protergia specialist can suggest alternative solutions.

The estimated total cost *

The estimated total cost of acquiring a fully operational turnkey energy production and storage system based on your energy needs.


*The above charges do not include VAT. 24%.

The estimated total cost of acquiring a fully operational turnkey energy production and storage system based on your energy needs.


*The above charges do not include VAT. 24%.

VERY IMPORTANT: The Protergia Helios Value program is linked to the subsidy of the "Photovoltaics on Roof" program and therefore supports systems up to 10.8kW. For more information, a Protergia specialist can suggest alternative solutions.

It is the estimated payback time for the acquisition cost of an operational energy production and storage system.

In economic terms, this is the total amount of time it will take to offset the cost of electricity bills and cover the investment cost.

It is the estimated payback time for the acquisition cost of an operational energy production and storage system.

In economic terms, this is the total amount of time it will take to offset the cost of electricity bills and cover the investment cost.

VERY IMPORTANT: The Protergia Helios Value program is linked to the subsidy of the "Photovoltaics on Roof" program and therefore supports systems up to 10.8kW. For more information, a Protergia specialist can suggest alternative solutions.

It is the forecast of annual electricity production, based on the data you entered.

VERY IMPORTANT: The Protergia Helios Value program is linked to the subsidy of the "Photovoltaics on Roof" program and therefore supports systems up to 10.8kW. For more information, a Protergia specialist can suggest alternative solutions.

It is the capacity of the battery you will need in order to store the excess energy produced by the PV panels.

VERY IMPORTANT: The Protergia Helios Value program is linked to the subsidy of the "Photovoltaics on Roof" program and therefore supports systems up to 10.8kW. For more information, a Protergia specialist can suggest alternative solutions.

It is the power of the battery you will need in order to store the excess energy produced energy by the PV panels.

See battery products

VERY IMPORTANT: The Protergia Helios Value program is linked to the subsidy of the "Photovoltaics on Roof" program and therefore supports systems up to 10.8kW. For more information, a Protergia specialist can suggest alternative solutions.

Total electricity production also depends on the weather conditions. Therefore, it may show variations.

Protergia Helios Value Calculation tool

The innovative Protergia Helios Value program (offered to private customers who are beneficiaries of the "Photovoltaics on Roof" program and wish to install photovoltaic energy production systems combined with a home battery / energy storage system.

See below how you can own such a system with no paperwork and no down payment with the Protergia Helios Value program.

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An important element for an accurate offer is the study of the property of the interested party in order to investigate factors related to the condition of the property that affect the required works. Our specialized partners will give you the solution for you.

he energy needs as well as the annual savings are indicative as they are affected by factors such as the formation of fuel prices, weather conditions, the degree of insulation of the property.