Gardena 19045-20 Smart Sensor Control Set Irrigation Controller

The Gardena 19045-20 smart Sensor Control Set integrates a Water Control, Sensor, and Gateway into one coordinated system, enabling automated irrigation based on real-time soil moisture, temperature, and light data rather than fixed schedules alone.

Highlights

• Complete set: smart Water Control, smart Sensor, and smart Gateway
• Sensor measures soil moisture, ambient temperature, and light intensity
• App-based control via GARDENA smart App (iOS/Android)
• Gateway connects to Wi-Fi (2.4 GHz) for remote access
• Water Control and Sensor are battery-powered; Gateway uses mains power

In daily use

The smart Sensor continuously monitors garden conditions and communicates with the Water Control to adjust watering automatically. You can also set custom schedules in the app, monitor status remotely, and receive frost warnings. Manual control is available via the button on the Water Control.

Full specifications

• System connectivity: GARDENA smart system radio technology (868 MHz)
• Gateway connectivity: Wi-Fi (2.4 GHz)
• Water Control power: 3 x AA 1.5 V alkaline batteries (not included)
• Sensor power: 2 x AA 1.5 V alkaline batteries (not included)
• Gateway power: Mains power (230V)
• Operating water pressure: 0.5 - 12 bar
• Tap thread sizes: 26.5 mm (G 3/4") and 33.3 mm (G 1")
• Irrigation zones: 1 (expandable with additional smart Water Controls)
• Weather resistance: IPX4 for Water Control and Sensor
• Frost protection: via app warning
• Communication range: up to 100 m between smart devices and Gateway
• Battery life (Water Control): approx. 1 year
• Battery life (Sensor): approx. 1 year

Final note

The set offers a scalable foundation for smart garden irrigation, with the option to add more Water Controls for additional zones.