Thermann Smart Electric 400L Storage Hot Water System – Smart Technology for Big Homes, Big Comfort

Summary

Designed for large households that never want to run out of hot water, the Thermann Smart Electric 400L Storage system delivers reliable performance with cutting-edge smart features that help you save energy, reduce bills, and stay in control—all from your phone.

Why Choose the Thermann Smart Electric 400L?

Massive 400L Capacity for Big Families

Never run out of hot water again. Perfect for homes with 5+ people, this large-capacity system provides a consistent supply of hot water for multiple bathrooms, back-to-back showers, and daily laundry demands.

Smart Wi-Fi App Control

With the Thermann app, you're in complete control.

• Monitor usage in real-time

• Adjust heating times remotely

• Track energy consumption

• Set schedules to avoid heating during peak energy periods
  Perfect for those looking to slash energy bills without sacrificing comfort.

Energy-Saving Operating Modes

Whether you’re home or away, Thermann has your back:

• Eco Mode: Learns your usage patterns to reduce energy waste.

• Schedule Mode: Set heating to match your daily routines.

• Holiday Mode: Save power while you're away.

• Manual Mode: For when you want full control.

Built Tough for Aussie Conditions

• Built-in protection for hard water areas

• Durable enamel-lined steel tank

• Backed by 10-year tank warranty and robust support

Custom Heating Options

Choose your heating element to match your energy use and recovery needs:

• 1.8kW, 2.4kW, or 3.0kW options

• Fast recovery of up to 51.6L/hour @ 50°C rise
  More hot water, faster—just the way you want it.

Easy Installation & Compliance

Supplied and installed by Brisbane & Gold Coast's 2023, 2024 & 2025 Best Plumbers, this unit includes:

• QBCC Form 4 compliance

• All valves and fittings

• Safe and clean removal of your old system
  You get expert advice, clean workmanship, and total peace of mind.

Key Benefits at a Glance

✅ Smart Wi-Fi App – Control and monitor from anywhere
✅ Huge 400L Capacity – Great for 5+ people
✅ Eco Mode – Automatically lowers power use
✅ Hard Water Ready – Long-lasting durability
✅ Fast Recovery – Up to 51.6L/hour
✅ 10-Year Warranty – Built to last
✅ Installed by Award-Winning Experts in SE QLD

What’s Included in Your JR Gas & Water Installation?

• Full installation by licensed plumbers & electricians

• Removal of your old hot water system

• All required valves and fittings

• Thermann 400L Smart Electric Storage Unit

• Set-up of Wi-Fi app and operating modes

• QBCC Form 4 for full compliance

Questions About This System

1. Will 400L be enough for my household?
Yes—this is ideal for families of 5 or more with multiple bathrooms.

2. Can I control it from my phone?
Absolutely. The Thermann app gives you full control from anywhere in the world.

3. What’s the best mode for saving power?
Eco Mode learns your habits and minimises energy use without compromising comfort.

4. Is it safe for areas with hard water?
Yes—it’s designed with components that can handle hard water conditions.

5. Is installation included in the price?
Yes—our team handles everything, from delivery to installation and cleanup.