Why Europe’s home energy systems must stay open to the next device

10/26/2026 | Print view
Open cabinets, bold slogans: visitors browse home energy hardware at The smarter E Europe, where compatibility between brands is becoming a key selling point
Solar Promotion
Open cabinets, bold slogans: visitors browse home energy hardware at The smarter E Europe, where compatibility between brands is becoming a key selling point

Households are stacking solar, batteries, EVs and heat pumps from different brands, only to find the devices can’t communicate with each other. Jochen Schwill of SpotmyEnergy argues that compatibility should become a defining measure of quality.

For most households, solar is only the start. A battery, a heat pump or an EV usually comes next, often from another manufacturer, and many end up with a basement full of equipment that won’t work together. In a guest article, SpotmyEnergy CEO Jochen Schwill makes the case for systems built to grow. (hcn)

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Our guest author Jochen Schwill, founder and CEO of SpotmyEnergy
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Europe's home energy systems must be ready for the next device