Smart water metering.

Less waste, more efficiency. Water meters that works for you.

Because every drop counts: Make your water usage management more efficient and cost-effective with our state-of-the-art water meters.

The benefits of smart water metering.

Automatic data transmission on fixed dates

Modular system for a versatile range of applications

Accurate flow rate measurement

Both cold and hot-water meters available

Water meter technology for residential and commercial applications.

Choose smart, reliable water metering with ista.

Discover how our advanced metering technology helps you conserve resources and ensure precise, consumption-​based billing. We provide a complete range of hot and cold water flow meters for every need and all types of properties — from apartments and houses to large-​scale commercial installations.

Our water meters feature advanced technology for accurate measurement, even at minimal flow rates. These meters come in different installation lengths and can be easily retrofitted into existing systems. The modular design allows for seamless upgrades, including the option to add remote reading capabilities for efficient data collection.

Our modular water meter system offers three flexible options: contact, radio, or M-Bus. Even the smallest leaks, such as a dripping tap, are detected and included in the billing process, giving you complete transparency and control.

These meters are ideal for both residential and commercial use, providing a reliable solution for small and large-​scale water measurement needs. Whether for individual apartments, commercial properties, or industrial installations, our water meters offer a combination of high performance, ease of installation, and future-​proof technology.

Technical features

Utility Billing

Streamline your billing with our utility solutions.

Take advantage of our integrated utility billing system that consolidates water, energy, and other services into a single, easy-to-manage platform.

Frequently asked questions

Facts & Figures

6,300
employees

Icon: In einem Kreis in der Farbe lime Grün befindet sich eine abstrakte Darstellung der Erde.

20
countries

3.7 mil.
t CO₂ emissions avoided

14 mil.
utilisation units