# Johnson Controls to supply four large heat pumps for Hamburg wastewater heat project

Johnson Controls agreed to supply four 15 MW heat pumps for Hamburg Wasser's Dradenau wastewater treatment plant, feeding district heating for Hamburger Energiewerke from about 2025. The project is expected to save around 66,000 tonnes of CO2 a year.

- Type: Contract
- Announced: 2023-05-16
- Where: Dradenau, Hamburg, Germany
- Status: announced
- Capacity: 60 MW total (four 15 MW heat pumps)
- Products: large heat pumps
- Sectors: [HVAC and Industrial Refrigeration](https://endata.com/sectors/hvac-refrigeration.md)

## Companies

- [Johnson Controls](https://endata.com/companies/5744.md) (supplier)
- [HAMBURG WASSER](https://endata.com/companies/10579.md) (customer)
- [Hamburger Energiewerke](https://endata.com/companies/10580.md) (partner)

## Sources

- [johnsoncontrols.de](https://www.johnsoncontrols.de/media-center/newsroom/press-release/2023/05/16/hamburg-wasser), 2023-05-16: "Im Rahmen der Vereinbarung wird Johnson Controls vier Großwärmepumpen mit einer Leistung von je 15 Megawatt installieren."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.