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Thermann 125L Electric Hot Water System – Compact, Reliable & Energy-Efficient
Product Overview
The Thermann 125L Electric Storage Hot Water System is a reliable and efficient solution for your hot water needs. Proudly Australian-made, this system is perfect for homes with 1 to 2 bathrooms and 2 to 3 occupants, ensuring a continuous supply of hot water. With a generous 125L capacity, it caters to a wide range of households. The system operates using an electric element to heat water within an insulated tank, much like a giant kettle. This design not only makes it a cost-effective choice but also an environmentally friendly option, reducing your carbon footprint while providing consistent hot water.
Smart Hot Water for Small Homes
The Thermann 125L Electric Hot Water System is the ideal solution for small households (1-2 occupants) looking for a dependable, energy-efficient, and space-saving hot water system. Proudly manufactured by Dux in Australia, this system is designed to work seamlessly with off-peak tariffs, helping you reduce energy costs while ensuring a continuous hot water supply. With the Thermann 125L, you can trust that every time you turn on the hot water tap, you will get a consistent and reliable flow of hot water.
Built with a durable vitreous enamel-lined steel tank, the Thermann 125L delivers consistent mains-pressure hot water, allowing multiple taps to run at once without a drop in performance. Whether installed indoors or outdoors, this unit is engineered for long-term reliability, offering peace of mind and convenience for everyday use.
Why Choose the Thermann 125L?
✅ Compact & Easy to Install
✔ Space-saving design – Stands 1090mm high & 530mm wide, fitting into tight spaces. ✔ Lightweight construction for quick and hassle-free installation. ✔ Compatible with standard plumbing, making it a cost-effective replacement option.
The Thermann 125L is designed to fit into the same footprint as your existing unit, making it a hassle-free replacement option.
✅ Built for Long-Term Performance
✔ Vitreous enamel-lined steel tank provides superior corrosion resistance & durability. ✔ Backed by a 10-year cylinder warranty for long-lasting reliability. ✔ Manufactured in Australia with high-quality components for consistent performance.
For those needing a medium capacity solution, the Thermann 125L 3.6kW Single Element Electric Hot Water System offers reliable performance in confined spaces.
✅ Reliable Hot Water, Anytime
✔ The Thermann 125L delivers mains-pressure hot water systems, allowing multiple taps to run simultaneously without a drop in performance. ✔ Compatible with off-peak energy tariffs, reducing electricity costs. ✔ Works with PV solar systems – maximize energy savings when paired with a timer.
✅ Flexible Installation Options
✔ Designed for both internal & external installation, ensuring adaptability. ✔ Dual inlets & outlets for simple connection to existing plumbing. ✔ Hard water element options available for homes in areas with high water hardness.
The Thermann 125L incorporates the latest hot water technologies, ensuring it meets the diverse needs of modern households.
Energy Efficiency & Sustainability
🌱 Lower Running Costs – Works with off-peak tariffs & solar power to reduce energy consumption. ♻ Environmentally Friendly – Uses an electric element, reducing carbon emissions compared to gas systems. 💡 Intelligent Heating Options – Available with multiple element configurations to match your household’s needs.
By integrating cutting-edge hot water technologies, the Thermann 125L maximizes energy savings and minimizes environmental impact.
Key Specifications
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Brand: Thermann
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Model: 9507806
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Capacity: 125L
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Height: 1090mm
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Width: 530mm
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Cylinder Material: Vitreous enamel-lined steel
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Installation: Internal or external
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Energy Source: Electric
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Inlet/Outlet Configuration: Dual inlets & outlets for flexible setup
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Warranty: 10-year cylinder warranty
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Power Rating: Thermann 125L 3.6kW Single Element
Warranty Information
Thermann stands behind the quality of their 125L Electric Storage Hot Water System with a comprehensive warranty program. The tank itself is covered by a 10-year warranty, ensuring long-term reliability and peace of mind. Additionally, the system includes a 12-month warranty on parts and labour, protecting you against any defects or malfunctions. These warranty conditions are designed to offer customers robust protection and confidence in their hot water system.
Safety Features and Certifications
Safety and compliance are paramount with the Thermann 125L Electric Storage Hot Water System. It comes equipped with a pressure limiting valve and dual handed water connections, ensuring a safe and straightforward installation process. For homes in areas with high water hardness, the system offers a hard water element option, enhancing its versatility. Certified to meet Australian standards, this hot water system adheres to stringent safety regulations. The easy changeover manufactured design minimizes replacement costs and ensures a seamless transition when upgrading or replacing your existing system, making it a smart and secure choice for your home.
Why Choose JR Gas & Water for Your Installation?
🏆 Award-Winning Service – Recognized as Best Plumbers & Best Home Care Store (2023, 2024, 2025).
🔧 Expert Installation – Our team ensures quick, professional installation for optimal performance & efficiency.
💡 Energy-Saving Advice – We help you maximize savings with off-peak energy & solar compatibility.
🛠 Reliable After-Sales Support – We offer ongoing service, maintenance & warranty support.
Upgrade to the Thermann 125L Electric Hot Water System and enjoy consistent, energy-efficient hot water tailored to your home’s needs.
📅 Book Your Installation Now
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.
✅ Base – For compliant replacements of Existing EXTERNAL installations
Ideal for direct swaps where the existing system meets compliance. No extra plumbing or electrical work included.
(EXAMPLE - A Rheem 250L 491250 replacing complaint Rheem 250L 491250 not a Rheem 250L 101250)
✅ Silver – For minor upgrades
Includes pipework alterations and a valve kit but does not include electrical modifications or system disposal. Designed for those swapping a similar system and working to a tight budget.
(EXAMPLE - Swapping a 10year old Rheem 250L with a new Rinnai 315L where the existing installation is good but requires pipework alterations to adapt the new unit and new valve set for warranty)
🏆 Gold (Best Seller) – For standard installations
Covers old system removal 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 electrical work
Adds electrical safety features like an isolator, safety switch, and cable extensions to ensure a compliant and safe electrical connection.
(EXAMPLE - Swapping an old heat pump 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)
✅ Diamond – For homes needing extensive electrical work
Provides extra plumbing and electrical modifications, including a new electrical circuit, 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)
✅ Platinum – The ultimate package
Includes everything – system relocation, extensive plumbing and 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 | ✅ | ❌ | ❌ | ❌ | ❌ | ❌ |
| 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) | ❌ | ❌ | ✅ | ✅ | ✅ | ✅ |
| Waste & System Disposal (Old System Removal) | ❌ | ❌ | ✅ | ✅ | ✅ | ✅ |
| 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.
🛠 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
Brand - Thermann
Model Number - 9507806
Volume - 125L
Width - 530mm
Height - 1090mm
Manufactured In - Australia
Cylinder/ Heat Exchange Material - Steel
Cylinder/Heat-Exchange Warranty - 10 Years
Noise Level - NAdBa
Dry Weight - kg
Energy Source - Electric
Wifi Controller Built in or Compatible -
Built In Timer - No
LED/LCD Status Indicator -
Coefficient of Performance (COP) -
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.
