Tuya WiFi Smart Water Valve DN20 DN25 | App & Voice Control

Tuya WiFi Smart Water Valve – DN20 / DN25 | App, Timer & Voice Control

Take complete control of your water supply from anywhere with this Tuya WiFi Smart Water Valve. Built from durable stainless steel and engineered for straightforward DIY installation, this smart valve lets you automate, monitor, and manage water flow for gardens, lawns, greenhouses, farms, and home plumbing — all from your smartphone or via hands-free voice commands.

⚠️ Important Note: This listing offers four options — DN20 (¾") EU/US Plug and DN25 (1") EU/US Plug. Please verify the pipe size and plug type before purchasing. DN20 outer diameter = 20 mm (¾"); DN25 outer diameter = 25 mm (1").

Key Features

• Easy DIY Installation: No specialist tools or plumbing knowledge needed. Connect to your existing pipework, link to your home WiFi, and complete setup in minutes through the app.
• Full Remote App Control: Open or close the valve from 0% to 99.99% via the Tuya / Smart Life mobile app (iOS & Android) — from anywhere in the world.
• Voice Control Compatible: Works seamlessly with Amazon Alexa and Google Home for hands-free operation.
• Built-in Timer & Countdown: Schedule watering or water-use sessions automatically — set it and forget it.
• Water Consumption Monitoring: Track real-time water flow rate and usage data directly in the app to help manage consumption.
• Temperature Measurement: Monitor water temperature alongside flow data for comprehensive oversight.
• Power Failure Protection: Automatically retains valve position settings in the event of a power interruption.
• Multi-Scene Application: Ideal for gardens, lawns, greenhouses, farms, irrigation systems, and general home plumbing automation.
• Stainless Steel Valve Body: Corrosion-resistant construction for long-lasting, reliable performance indoors and outdoors.

Specifications

What's in the Box

• 1 × WiFi Smart Timer Water Valve (DN20 or DN25, EU or US Plug — as selected)

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Note: Due to manual measurements, please allow a 1–3 cm tolerance. Colors may vary slightly between screens.

Learn more: OSHA guidance on hand and power tools

Frequently Asked Questions

Q: Which pipe sizes does this Tuya WiFi smart water valve fit?

A: This smart water valve is available in two nominal pipe sizes — DN20 (20 mm / ¾" outer diameter) and DN25 (25 mm / 1" outer diameter). Both use NPT American Standard 60° tapered pipe thread. Please measure your existing pipework carefully before selecting your variant.

Q: Does this WiFi water valve work with Alexa and Google Home?

A: Yes. The valve connects via the Tuya / Smart Life app (compatible with iOS and Android) and integrates with both Amazon Alexa and Google Home, allowing you to open, close, or schedule water flow using voice commands or the mobile app remotely.

Q: Can I set a watering schedule or timer with this smart valve?

A: Absolutely. The valve includes a built-in timer and countdown function, so you can program automated on/off schedules directly from the Tuya app. It also tracks water consumption and temperature, giving you full visibility of your water usage at all times.

Q: What happens to the valve if the power goes out?

A: This smart water valve features a power failure protection function. In the event of a power interruption, the valve retains its last set position, helping to prevent unexpected water flow changes and protecting your irrigation or plumbing system.