Questions?

You can find the most frequently asked questions and answers here!

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Does a NEStore also work in combination with PVT? (where both the electricity and heat from PVT are used)

The NEStore can only be charged electrically. Combinations with PVT panels or heat pumps are currently being investigated. Whether this will be the next variant we bring to the market depends on the feedback we are currently receiving.

Market & developments
Does it work with other heat sources (in combination with electricity), such as solar collectors?

The NEStore can only be charged electrically. Combinations with PVT panels or heat pumps are currently being investigated. Whether this will be the next variant we bring to the market depends on the feedback we are currently receiving.

Market & developments
Do you already deliver in Europe?

Currently, we only deliver in the Netherlands, but we plan to start delivering systems in Germany and Belgium by the end of 2024.

Market & developments
Is ISDE subsidy already available?

At this moment, no subsidies are available for the NEStore. In the short term, we expect clarity on subsidy opportunities for 2024, but we do not expect the ISDE to be included.

Market & developments
Is it recommended to install descalers before the heat exchangers to prevent excessive limescale buildup on the faucets downstream?

The NEStore heats cold water via a heat exchanger to the set temperature (40°C for tap water). The tap water will not exceed this set temperature. As long as the tap water does not go above 60°C, no limescale will form. Therefore, a water softener is not necessary.

Software & installation
Does the NEStore need its own circuit in the electrical panel?

It is recommended to place the NEStore on a separate circuit, as the NEStore will fully load the circuit with a maximum charging capacity of 3.4 kW. If it is not possible to install a separate circuit, the charging capacity can be adjusted. A combination with a few lights is possible, but using other large appliances on the same circuit is not recommended.

Software & installation
Can my own installer install the NEStore?

Yes, your own installer can install the NEStore. Currently, we prefer to do this together with the installer so that we can learn from the process as well.

Software & installation
Assuming a sports hall where multiple showers are used simultaneously in the evening. What happens if the water runs out? How is the water heated?

Based on the requirements, we can connect multiple NEStore units in series to ensure sufficient power (for multiple showers simultaneously) and capacity (total amount of hot water). It is also possible to use the existing (gas) boiler as a backup. For these types of projects, we would be happy to discuss the options with you.

application
If a NEStore can only handle one function, is it possible to purchase two NEStores, one for tap water and one for heating? And can they be connected in terms of control?

Yes, it is possible to purchase two NEStores for the separate functionalities. In terms of control, they will operate independently. There is no need to connect them.

application
Can the NEStore fully replace a heat pump and boiler for a private household?

This depends on the energy needs of the home. In most cases, the NEStore can serve as a heating support system.

application
How can it be integrated with heating? Can this be 'smartly' combined with a smaller-sized heat pump?

The NEStore can be effectively combined with a heat pump, where the NEStore serves as heating support. This allows for the installation of a smaller-sized heat pump.

application
Is the electrical resistance dynamically adjustable, or does it operate at a fixed power level?

When energy is being fed back into the grid, the heater will dynamically adjust to match the returned power (between 1000-3000W). However, when the NEStore is charged based on dynamic tariffs, it will be charged at a fixed power level.

Software & installation
Can the NEStore also be placed in a crawl space?

As mentioned earlier, the NEStore cannot be placed horizontally. However, if the crawl space is dry and has sufficient height, installation in the crawl space is possible.

NEStore
How long is the vacuum guaranteed? And if a leak occurs, can it be re-vacuumed?

The NEStore is equipped with an air vent, allowing it to be re-vacuumed at any time. We guarantee a stable vacuum for a period of 7 years.

NEStore
How "smart" is the control based on day-ahead pricing? Is expected household usage also taken into account? And do you plan to implement control based on other energy markets (e.g., intraday)?

At the moment, only the day-ahead price is considered, and expected household usage is not yet factored in. However, we are actively working on further developing the software, including integrating usage profiles and other energy markets. These improvements will be made available through updates to the existing systems.

Software & installation
Do you have control over when the NEStore charges, or does it determine that entirely on its own?

By default, the NEStore will determine its charging times based on self-generated energy and dynamic energy tariffs. In the near future, we will enable users to make their own adjustments to the charging times, which will be possible once our web application becomes available. We are also developing the option for third parties (smart home software) to control the NEStore.

Software & installation
Is the NEStore dependent on a cloud connection?

At the moment, a cloud connection is necessary to monitor the system, apply updates, and retrieve dynamic tariffs. In the future, it may be possible to use the NEStore without a cloud connection, though this could impact the system's functionality.

Software & installation
Boiler tanks are usually installed vertically, which can be challenging under a sloped roof. Can your system also be installed horizontally?

It is not possible to install the NEStore horizontally, as the system relies on vertical height to create layering within the system. This cannot be achieved in a horizontal setup.

NEStore
Can the NEStore also be controlled via home automation systems?

Yes, it is possible to control the NEStore via home automation systems. We are currently testing with one of these parties. In the near future, we will make the necessary protocols available. After that, it will be up to the home automation provider to implement the NEStore into their portfolio.

Software & installation
What is the efficiency of the NEStore compared to a home battery with the same capacity?

They are very similar. In both systems, the available energy is stored with a COP of 1. The standby losses of both systems are also comparable. The difference lies in the energy output: in a battery, the energy is electrical, whereas in the NEStore, it is thermal.

NEStore
Isn't steam generated in the system at 110°C?

The pressure in the closed system is 1.5 bar. At this pressure, the water in the system remains in the liquid state.

NEStore

Software and Installation

All frequently asked questions regarding the software and installation of NEStore can be found below.

Is it recommended to install descalers before the heat exchangers to prevent excessive limescale buildup on the faucets downstream?

The NEStore heats cold water via a heat exchanger to the set temperature (40°C for tap water). The tap water will not exceed this set temperature. As long as the tap water does not go above 60°C, no limescale will form. Therefore, a water softener is not necessary.

Software & installation
Does the NEStore need its own circuit in the electrical panel?

It is recommended to place the NEStore on a separate circuit, as the NEStore will fully load the circuit with a maximum charging capacity of 3.4 kW. If it is not possible to install a separate circuit, the charging capacity can be adjusted. A combination with a few lights is possible, but using other large appliances on the same circuit is not recommended.

Software & installation
Can my own installer install the NEStore?

Yes, your own installer can install the NEStore. Currently, we prefer to do this together with the installer so that we can learn from the process as well.

Software & installation
Is the electrical resistance dynamically adjustable, or does it operate at a fixed power level?

When energy is being fed back into the grid, the heater will dynamically adjust to match the returned power (between 1000-3000W). However, when the NEStore is charged based on dynamic tariffs, it will be charged at a fixed power level.

Software & installation
How "smart" is the control based on day-ahead pricing? Is expected household usage also taken into account? And do you plan to implement control based on other energy markets (e.g., intraday)?

At the moment, only the day-ahead price is considered, and expected household usage is not yet factored in. However, we are actively working on further developing the software, including integrating usage profiles and other energy markets. These improvements will be made available through updates to the existing systems.

Software & installation
Is the NEStore dependent on a cloud connection?

At the moment, a cloud connection is necessary to monitor the system, apply updates, and retrieve dynamic tariffs. In the future, it may be possible to use the NEStore without a cloud connection, though this could impact the system's functionality.

Software & installation
Can the NEStore also be controlled via home automation systems?

Yes, it is possible to control the NEStore via home automation systems. We are currently testing with one of these parties. In the near future, we will make the necessary protocols available. After that, it will be up to the home automation provider to implement the NEStore into their portfolio.

Software & installation
Do you have control over when the NEStore charges, or does it determine that entirely on its own?

By default, the NEStore will determine its charging times based on self-generated energy and dynamic energy tariffs. In the near future, we will enable users to make their own adjustments to the charging times, which will be possible once our web application becomes available. We are also developing the option for third parties (smart home software) to control the NEStore.

Software & installation

Applications

All frequently asked questions about the various applications and possibilities of NEStore can be found below.

Assuming a sports hall where multiple showers are used simultaneously in the evening. What happens if the water runs out? How is the water heated?

Based on the requirements, we can connect multiple NEStore units in series to ensure sufficient power (for multiple showers simultaneously) and capacity (total amount of hot water). It is also possible to use the existing (gas) boiler as a backup. For these types of projects, we would be happy to discuss the options with you.

application
If a NEStore can only handle one function, is it possible to purchase two NEStores, one for tap water and one for heating? And can they be connected in terms of control?

Yes, it is possible to purchase two NEStores for the separate functionalities. In terms of control, they will operate independently. There is no need to connect them.

application
Can the NEStore fully replace a heat pump and boiler for a private household?

This depends on the energy needs of the home. In most cases, the NEStore can serve as a heating support system.

application
How can it be integrated with heating? Can this be 'smartly' combined with a smaller-sized heat pump?

The NEStore can be effectively combined with a heat pump, where the NEStore serves as heating support. This allows for the installation of a smaller-sized heat pump.

application

About NEStore

All frequently asked questions regarding NEStore can be found below.

Can the NEStore also be placed in a crawl space?

As mentioned earlier, the NEStore cannot be placed horizontally. However, if the crawl space is dry and has sufficient height, installation in the crawl space is possible.

NEStore
How long is the vacuum guaranteed? And if a leak occurs, can it be re-vacuumed?

The NEStore is equipped with an air vent, allowing it to be re-vacuumed at any time. We guarantee a stable vacuum for a period of 7 years.

NEStore
Boiler tanks are usually installed vertically, which can be challenging under a sloped roof. Can your system also be installed horizontally?

It is not possible to install the NEStore horizontally, as the system relies on vertical height to create layering within the system. This cannot be achieved in a horizontal setup.

NEStore
What is the efficiency of the NEStore compared to a home battery with the same capacity?

They are very similar. In both systems, the available energy is stored with a COP of 1. The standby losses of both systems are also comparable. The difference lies in the energy output: in a battery, the energy is electrical, whereas in the NEStore, it is thermal.

NEStore
Isn't steam generated in the system at 110°C?

The pressure in the closed system is 1.5 bar. At this pressure, the water in the system remains in the liquid state.

NEStore

Curious if NEStore® is right for you? Lets check!

Demand for NEStore® is high! This is positive, but it also means we prioritize finding the best match. Curious if your project is a match for NEStore®? Lets check!