Elvaco AB

Elvaco is a Swedish company that has specialised in connectivity modules for energy meters for more than 15 years. Its retrofit modules are plug-in cards that fit the standard interface of existing heat meters from a wide range of manufacturers and connect them to the cloud via NB-IoT. This is how Elvaco helps municipal utilities, energy suppliers, metering operators and housing companies read meters remotely.

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Projects

Use Cases

Verified Projects 1

Heating plant room with a heat meter on the pipework, pressure gauges and a grey expansion vessel

Retrofitting heat meters with NB-IoT for remote reading

Elvaco retrofits existing heat meters with plug-in NB-IoT modules and Telekom SIM cards. The meters send their data to the cloud automatically: utilities can bill monthly, as district heating regulations require by the end of 2026, and detect leaks early.

Oct 14, 2026Read more →

Use Cases in Application

Condition Monitoring

3 application areas

Leak Detection Remote Reading Temperature Measurement

Digital Documentation

Consumption Data Collection and Visualization Smart Metering in Energy Monitoring

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