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Thermann SMART 80L Electric Hot Water System | Supply+Install | LIFETIME WARRANTY

Enjoy reliable, affordable hot water every day with the Thermann 80L electric hot water system — built for Australian homes and larger families of up to 1. Featuring a durable 10 tank, 10 year factory warranty, and expert installation across Brisbane and the Gold Coast, this system delivers performance you can count on. Made in Australia and backed by award-winning service.
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Quick Specs & Benefits
  • Volume: 80L
  • Recommended Household Size: 1 people
    • 50L: 1 person full time tariff
    • 80L: 1 person full time tariff, 1 person off peak
    • 125L: 2 people full time, 2 people off peak
    • 160L: 3 people full time, 2 people off peak
    • 250L: 5 people full time, 4 people off peak, 6 people dual element
    • 315L: 6 people full time, 5 people off peak, 7 people dual element
    • 400L: 8 people full time, 7 people off peak, 9 people dual element
  • Width: 490 mm
  • Height: 925 mm
Click for full specifications
  • Minimum Room Needed for Internal Installations: 640 W x 590 D x 1025 H mm
  • Indoor / Outdoor Installation: Indoor and outdoor installation compatible
  • Element Configuration: Single Element
  • Connections: Left and right hand side connections
  • Available in the Following Power Ratings: 1.8kW, 2.4kW, 3.6kW and 4.8kW

    We will adjust the element size on site to suit your existing circuit, so there is nothing extra you need to check before installation.

    • 1.8kW: 8 amp minimum, 10 amp recommended
    • 2.4kW: 10 amp minimum, 15 amp recommended
    • 3.6kW: 15 amp minimum, 20 amp recommended
    • 4.8kW: 20 amp minimum, 25 amp recommended
  • Internal Cylinder Material: 10
  • Maximum Cylinder Warranty: 10 Years
    • Cylinder: 10 years
    • Thermostat: 12 months
    • Element: 12 months
    • Valve Set: 24 months
    • Parts and Labour: 1 year on all
  • Made In: Australia
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Installed hot water packages available in eligible JR Gas & Water service areas
Free delivery included with eligible installed packages
Licensed installation available across Brisbane, Logan, Redlands, Ipswich, Moreton Bay and Gold Coast service areas
Check your install postcode
Not 100% sure? Prefer a written quote first?

For electric storage hot water system installations with non-standard pipework, power supply requirements, tight access, relocation work, valve upgrades, drainage issues, or uncertainty around the correct system size, our team can confirm the best option before you book.

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✔ Service by Licensed Professionals  •  ✔ Fixed Price Services

🏷️ Brand: Thermann
🔢 Model Number:
📦 Volume: 80L
📏 Width: 490 mm
📐 Height: 925 mm
🌍 Manufactured In: Australia
🛠️ Cylinder / Heat Exchange Material: 10
🛡️ Cylinder / Heat Exchange Warranty: 10 Years
🔇 Noise Level: NA dBa
⚖️ Dry Weight: kg
⚡ Energy Source:
📡 WiFi Controller: Yes
⏲️ Built-In Timer: Yes
💡 LED/LCD Status Indicator: No
📊 Coefficient of Performance (COP): 1

Thermann Smart Electric 80 L Storage Hot Water System – Big Tech in a Compact Design

Smart. Compact. Connected.

Living solo or in a smaller home but still want advanced, energy-efficient hot water?
The Thermann Smart Electric 80 L Storage Hot Water System is the perfect low-profile, high-performance solution.
Installed by JR Gas & Water — Brisbane & Gold Coast’s 3-time Best Plumber winners (2023–2025) — this smart electric system brings Wi-Fi control, efficient heating and compact design together for modern living.


Compact Yet Capable

Perfect for 1-person homes, small units, studios and granny flats, the 80 L Thermann Smart provides dependable hot water while fitting easily into cupboards or laundry spaces.
Despite its compact footprint, it delivers impressive recovery performance and long-term reliability — ideal for space-conscious users who expect more from their system.


Total Control from Your Phone

Stay in charge of your hot water with the Thermann Smart App:

📱 Switch the system on or off remotely
📊 Track real-time energy use
⏰ Set heating schedules that suit your lifestyle
🌡️ Monitor performance and temperature anywhere

Perfect for energy-conscious users or investment properties, the app ensures you only heat water when you need it — not when you don’t.


Intelligent Energy-Saving Modes

Choose from four built-in smart modes that automatically adapt to your usage:

  • Eco Mode – Learns your daily patterns and cuts unnecessary heating

  • Schedule Mode – Custom heating times for morning and evening routines

  • Holiday Mode – Power down while you’re away to save energy

  • Manual Mode – Take full control anytime

These intelligent modes work together to reduce power consumption and extend system life — saving you money while keeping comfort constant.


Built to Last in Tough Conditions

The Thermann Smart 80 L is built strong for Queensland’s conditions:

  • Hard water compatible – perfect for Brisbane & Gold Coast areas

  • Durable enamel-lined tank for corrosion protection

  • 10-year tank warranty for lasting confidence

It’s an electric system designed not just to perform — but to endure.


Custom Heating Element Options

Tailor your heating performance to your home’s needs:

  • 1.8 kW, 2.4 kW, or 3.0 kW element options

  • Quick recovery up to 51.6 L/hour @ 50 °C rise

  • Reliable, fast heating for daily comfort

Compact, efficient, and customisable — this is smarter electric storage.


Expert Installation by JR Gas & Water

Your new 80 L system is installed by licensed local professionals — cleanly, quickly, and compliantly.

✅ Full QBCC Form 4 for certification
✅ Old system removed and disposed of
✅ All valves and fittings included
✅ Wi-Fi setup and user walk-through
✅ Neat, safe, and professional installation every time


Key Benefits at a Glance

Space-Saving 80 L Size – Ideal for singles or small homes
Wi-Fi Smart App – Control from anywhere, anytime
Energy-Saving Modes – Eco, Schedule, Holiday & Manual
Hard-Water Ready – Engineered for Brisbane & Gold Coast conditions
10-Year Tank Warranty – Built for reliability
Fast Recovery Rate – Always ready with hot water on demand
Fully Installed by Local Pros – JR Gas & Water handle it all


What’s Included

✔ Thermann Smart 80 L Electric Hot Water System
✔ Full plumbing & electrical installation
✔ QBCC Form 4 compliance certificate
✔ All valves and fittings
✔ Safe removal of your old system
✔ App setup and demonstration


Common Questions

1. Is 80 L enough for my home?
Yes — it’s ideal for 1-person homes, studios or low-use households.

2. Can I really control it from my phone?
Absolutely — the Thermann Smart App gives full remote control and live data.

3. Will I save on energy?
Yes — Eco and Schedule modes minimise unnecessary heating, cutting bills by up to 25 %.

4. Is it safe for hard water areas?
Yes — it’s built to handle Queensland’s mineral-rich water.

5. Is installation included?
Yes — JR Gas & Water handle delivery, removal, installation and app setup.


Upgrade to Smart, Compact Hot Water

Experience the convenience of smart control and efficient performance with the Thermann Smart 80 L Electric Hot Water System.
Call JR Gas & Water today for expert installation across Brisbane and the Gold Coast, or order online for fast local service.

Use collapsible tabs for more detailed information that will help customers make a purchasing decision.

Ex: Shipping and return policies, size guides, and other common questions.

Electric Hot Water System Package Selection Guide

(Please rotate mobile device to landscape for easy viewing)

Choosing the right electric hot water system package depends on your installation needs, household size, and whether additional electrical work is required. Use this guide to compare package levels and find the best fit for your home.

Selecting the right package helps streamline installation, but we understand that needs may change, and that the purchaser isn’t a plumber. We’re flexible and can make adjustments, such as upgrading to the next package as needed.

💡 Which Package is Right for You?

IMPORTANT - All online packages are for EXTERNAL installations only, for internal installations please complete our quote request form.

BaseFor compliant replacements of Existing Identical Compliant EXTERNAL installations
Ideal for identical exact swaps of the same electrical hot water system where the existing system meets legal compliance requirements. (example below) No extra plumbing, valves, pipework, support base, electrical work or disposal required or included.

(EXAMPLE - A Rheem 250L 491250 replacing complaint Rheem 250L 491250 not a Rheem 250L 101250)

SilverFor minor upgrades to an existing electric hot water system under 10 years old.
Includes minor pipework alterations and a valve kit but does not include electrical modifications, support base or system disposal. Designed for those swapping a similar electric system and working to a tight budget. 

(EXAMPLE - Swapping an 8year old Rheem 160L with a new Rinnai 315L where the existing installation is compliant but requires pipework alterations to adapt the new unit and new valve set for warranty)

🏆 Gold (Best Seller)For standard electric replacement installations
Covers a new valve set, old system removal, expansion drain lines, support base and plumbing modifications, making it the most common choice for standard installations.

(EXAMPLE - Swapping a 20year old Dux 125L with a new Vulcan 315L, Strip all down and redo the valves, pipework, drain lines, support base and dispose of the old unit)

💰 Sapphire (Best Value)For installations requiring minor electrical work
Adds electrical safety features like an isolator, safety switch, and cable extensions to our gold package to ensure a compliant and safe electrical connection.

(EXAMPLE - Swapping an old heat pump/split solar system with a new Everhot 400L that requires a hardwired electrical connection, then strip all down and redo the valves, pipework, drain lines, support base and dispose of the old unit)

DiamondFor homes needing extensive electrical work
Provides extra plumbing and electrical modifications, including a new electrical circuit on top of our gold package making it ideal for homes without existing wiring for an electric system.

(EXAMPLE - Swapping an old Gas System with a new Rheem 315L that needs its own dedicated electrical circuit, type then strip all down and redo the valves, pipework, drain lines, support base and dispose of the old unit)

PlatinumThe ultimate package
Includes everythingsystem relocation, extensive plumbing, valve set, support base, drain lines, disposal, electrical upgrades, and a new electrical circuit for complete installation flexibility.

(EXAMPLE - Replacing any existing system of any type then relocating it to a new position on the house that requires the electrical/plumbing to be installed or relocated to the new installation position)


🏆 Package Comparison Guide

Feature Base Silver Gold 🏆 Best Seller Sapphire 💰 Best Value Diamond Platinum
Existing Unit Must be Identical Make/Model/Series as Purchase
Existing System Removal & Form 4 (Compliance Certification)
Pipework Alterations
Valve Kit (Required for System Operation)
Included Altered Pipework (m) 2m 8m 8m 8m 20m
🏆 Package Comparison Guide Base Silver Gold 🏆 Best Seller Sapphire 💰 Best Value Diamond Platinum
Support Base (For Uneven or Soft Ground)
FREE Waste & System Disposal (EXCLUDES ANY AND ALL ROOF MOUNTED COMPONENTS)
System Drainlines (Prevents Flooding & Improves Longevity)
Electrical Isolator (Ensures Safe Operation & Maintenance Access)
Electrical Extension (Required for Distance to Power Source)
🏆 Package Comparison Guide Base Silver Gold 🏆 Best Seller Sapphire 💰 Best Value Diamond Platinum
New Electrical Circuit (For Homes Without Existing Power Supply)
Safety Switch (Protects Your Home from Electrical Faults)
Included Altered Cabling (m) 2m 10m 10m
System Relocation (Move System to New Position)
Requires Existing Installation to be Compliant

Whenever a product is required, we only source from trusted, warranty‑backed manufacturers:

  • Valves – AVG, RMC, Rye Metal (and subsidiaries)
  • Copper – Type B Kembla or Crane
  • PEX Systems - Ezipex
  • Insulation – eFlex or K‑Flex
  • Electrical switches & timers – Hager
  • Conduit – Medium Duty PVC Vinidex or GTS
  • Brassware – Brasshards
  • Hydraulic crimp fittings – EziPress, Viega, Kembla
  • Sealants – Loxeal

Feel free to let us know if you have any other preferred brands!

IMPORTANT - All online packages are for external installations only, for internal installations please complete our quote request form.

IMPORTANT - Solar panel and roof-mounted tank removal is not included in any package and is available as an optional extra at additional cost.



🛠 Need Help Choosing?

Not sure which package is right for you? Contact JR Gas & Water, and we’ll help you select the best solution for your home!

ZipPay – 6-Month Interest-Free on All Products

ZipPay allows you to buy now and pay later, offering flexible, interest-free payments for up to 6 months on all JR products. It’s easy to set up, and you can customize your repayment schedule to suit your budget. Payments can be made weekly, fortnightly, or monthly, with a $6 fee if the balance isn’t paid off by the due date​.

Humm – Up to 12 Months Interest-Free

Humm provides interest-free payment plans on purchases up to $30,000, perfect for both small and large buys. For items over $2,000, you can spread payments over 12 months. Humm also offers flexibility in scheduling payments based on when you get paid​

Afterpay – 8 Weeks, No Interest

With Afterpay, spread the cost of purchases across four equal installments, due every two weeks, over an 8-week period. There’s no interest, and as long as payments are made on time, there are no fees. Perfect for purchases between $100 and $1,500​

Plenti Finance – For Reclaim Systems Only

Plenti Finance is available exclusively for Reclaim Energy systems. This option offers tailored repayment terms with competitive interest rates, helping make eco-friendly choices more affordable. For more detailed information on Plenti’s terms and eligibility for Reclaim systems, visit the Reclaim Energy finance page​

If you're in Queensland and considering a new electric hot water system, JR Gas & Water is the company to choose. Here's why:

Experience and Expertise: JR Gas & Water has over 10 years of experience in the gas and plumbing industry. Their team of licensed and insured professionals is highly skilled and knowledgeable about all aspects of electric hot water system installation, maintenance, and repair. They can provide expert advice on the best system for your needs and ensure a smooth installation process.

Quality Products: JR Gas & Water uses only high-quality products from trusted brands to ensure your electric hot water system is reliable and efficient. They also offer a range of options to suit different budgets and requirements.

Competitive Pricing: JR Gas & Water offers competitive pricing for their electric hot water systems, ensuring that you get a great value for your investment. They also provide a detailed quote upfront, so there are no surprises or hidden costs.

Customer Service: JR Gas & Water is committed to providing excellent customer service. They are always available to answer any questions or concerns you may have and are committed to ensuring your satisfaction.

Local Business: JR Gas & Water is a locally owned and operated business in Queensland. By choosing them for your electric hot water installation, you are supporting a local business and contributing to the local economy.

Warranty and Guarantee: JR Gas & Water provides a warranty and guarantee on all their products and services, giving you peace of mind knowing that your system is covered in case of any issues.

Energy Efficiency: Electric hot water systems can be energy efficient, and JR Gas & Water can help you choose the right system for your needs. They can provide advice on energy-saving features and options, such as timers and thermostats, to help you save on your energy bills.

Safety: JR Gas & Water is committed to safety and ensuring that all installations are done to the highest safety standards. They are also familiar with local safety regulations and requirements, ensuring that your electric hot water system is installed safely and in compliance with all relevant codes.

JR Gas & Water is a reliable and experienced choice for your electric hot water system installation in Queensland. With a commitment to quality products, competitive pricing, excellent customer service, and safety, they can help you make the switch to a more efficient and cost-effective solution for your hot water needs. Contact them today to learn more about their services and how they can help you.

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