Thermann 400L 4.8kW Twin Element Electric Hot Water System

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Thermann 400L 4.8kW Twin Element Electric Hot Water System


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Thermann 400L Twin Element Electric Hot Water System: Efficient Hot Water for Larger Households

The Thermann 400L Twin Element Electric Hot Water System is the ideal choice for households with 3 to 4 bathrooms and 4 to 5 occupants, offering reliable hot water for your daily needs. Let's explore the features and specifications that make this system an efficient and effective solution.

Key Features:

  • Australian Made Tanks: Trust in the quality of locally manufactured tanks.
  • Identical Electric Footprint: Seamless replacement for existing systems.
  • Dual Handed Water Connections: Simplifies installation for different plumbing setups.
  • State-of-the-Art Machinery: Ensures durability and performance.
  • Hard Water Element Options: Choose elements that combat scale buildup effectively.

How It Works:

  • Turn On a Hot Water Tap: Instant access to hot water when you need it.
  • Draw Hot Water from the Top: Enjoy a continuous and reliable supply.
  • Cold Water Enters from the Bottom: Ensures a steady flow of hot water.


  • Size and Dimensions: Designed to meet the demands of larger households.
  • Ideal Usage: Perfect for homes with 3 to 4 bathrooms and 4 to 5 occupants.
  • Installation Flexibility: Can be installed both internally and externally, adapting to your needs.
  • Controllers: No additional controllers needed, keeping it simple.
  • Tank Material: Crafted with durable vitreous enamel for long-lasting performance.
  • Generous Tank Capacity: Provides a substantial 400 liters of hot water for daily use.
  • First Hour Hot Water Delivery: Offers a robust 400 liters within the first hour.
  • Fast Recovery Rate: Quickly refills with an impressive 83L/h recovery rate at a 50-degree temperature rise.
  • Twin Element Configuration: Equipped with two powerful 4.8 kW elements for efficient heating.
  • Fuel Type: Operates on electricity.
  • Efficient System Connections: Dual Handed for straightforward installation.
  • Safety Features: Relief valve activates at 1000 kPa.
  • Pressure Settings: Maximum supply pressure with or without ECV.
  • Pressure Limiting Valve: Set at 500 kPa.

The Thermann 400L Twin Element Electric Hot Water System ensures that larger households have a consistent supply of hot water.

Warranty Information

Tank Warranty: 10 Years 

Parts and Labour: 12 Months 

**Warranty Conditions apply

‍Delivery Information

All Hot Water Systems have Nationwide delivery and in the majority of cases shipping is free!

Please note that all sales need to be within a 50km radius of a town with a population over 30,000. If you are not within this area please phone for availability.

Special Note

Prices listed next to each heater* are for supply and install in the Brisbane, gold coast and Ipswich areas only. Supply & Install prices are for like for like installations. Tempering valve if required is an additional $185.00
Phone us now on 07 3733 3622 to get your new Rheem hot water system.

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