# Aeotec Water Sensor 7 Pro

*Aeotec / ZWA019-A02, ZWA019-B02*

> The Water Sensor 7 Pro is a Z-Wave leak sensor with a stainless-steel detection tip. It also reports temperature and humidity, and detects the absence of water. It suits Home Assistant users, with native support through Z-Wave.

- Canonical page: https://smarthomecanon.com/devices/aeotec-water-sensor-7-pro
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Aeotec](https://smarthomecanon.com/brands/aeotec) |
| Category | Leak sensor |
| Model numbers | ZWA019-A02, ZWA019-B02 |
| Status | Current[^1][^2] |
| Generation | Gen 7[^3] |
| Senses | Water, absence of water, temperature, humidity, tamper[^3][^2] |
| Radio | Z-Wave[^3] |
| Power | 1 battery, 3.6 V, about 3 years[^3] |

## Integration paths

**How the Aeotec Water Sensor 7 Pro connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Z-Wave](https://smarthomecanon.com/protocols/zwave) | Z-Wave automation system[^3] | unknown | unknown |

**Platform support for the Aeotec Water Sensor 7 Pro**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Z-Wave | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld | zwave_js |
| Z-Wave | [Homey](https://smarthomecanon.com/platforms/homey) | withheld | com.aeotec |

## Related pages

- [Aeotec Z-Wave sensors](https://smarthomecanon.com/lines/aeotec-sensors) (line)
- [Aeotec](https://smarthomecanon.com/brands/aeotec) (brand)
- [Z-Wave](https://smarthomecanon.com/protocols/zwave) (protocol)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)

## Sources

[^1]: Aeotec products. https://aeotec.com/products/ (manufacturer, checked 2026-10-17)
[^2]: Water Sensor 7 Pro - Aeotec US store. https://store.aeotec.com/products/water-sensor-7-pro-zwa019 (manufacturer, checked 2026-10-17)
[^3]: Water Sensor 7 Pro - Aeotec. https://aeotec.com/products/aeotec-water-sensor-7-pro/ (manufacturer, checked 2026-10-17)