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Rinnai 315L Electric Hot Water System

The Rinnai 315L hot water system is ideal for homes with up to 6-7 people. Built tough with a Steel tank and backed by a 10-year warranty, it's a reliable, efficient choice for everyday hot water.

🔥 Quick Specs & Benefits

  • 👥 Recommended Household Size: 6-7 people
  • 🏷️ Make: Rinnai
  • 🔖 Model: HFE315S
  • 📦 Volume: 315L
  • 🛡️ Maximum Warranty: 10 years
  • 📏 Height: 1840 mm
  • 📐 Width: 675 mm
  • 🔇 Noise Level: NA dB
  • 🌍 Made In: China
  • 🛠️ Main Cylinder Material: Steel
Was $1,349.00, Now $1,099.00
🔥 Limited Stock: Only 1 left — order soon!
🚛 Free shipping with code "InstalledToday" at checkout.
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Installed Today
Not sure if you need installation or a valve kit?

Answer a few quick questions and we will point you to the best order option before checkout.

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What do you need?
Choose whether you want supply only, supply + installation, or want help deciding.
Are you replacing an existing hot water system?
This helps us work out whether your order is likely a straightforward replacement or may need extra parts.
Are you replacing an identical system in the same location?
Same system type, similar size, and no relocation. If not, we will recommend a valve kit as the safer starting point.
Does your current installation meet current compliance requirements?
If no or unsure, we will recommend a valve kit or additional works as the safer starting point.
See what a compliant installation usually needs

Compliance items will change depending on the product type you are viewing.

    When would you like installation?
    Choose your preferred installation speed. We will try to preselect the closest matching install option below. If you want a specific business day, select that option and we will map it to the Same-Day / priority install option where available.
    Are you in Greater Brisbane / Gold Coast?
    Professional installation is only available in our current service area. Outside this area, we can still supply the product and valve kit if needed.
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      Tax included. Shipping calculated at checkout.

      * Requested element size may come delivered separately to system for electric systems - All units supplied with factory with 3.6kW


      **Where a unit supplied is capable of supplying more than 50°C, a tempering valve must be installed on the property or purchased with the order.

      Rinnai 315L Electric Hot Water System – Built for Big Households

      Powerful Hot Water, Anytime You Need It

      The Rinnai 315L Electric Hot Water System is designed to keep up with large households that demand consistent hot water, thanks to its large capacity. Whether you’re upgrading an older system or installing new, this unit provides high efficiency, reliability, and energy savings in one robust package.

      Key Features & Benefits

      🔥 High-Capacity for Large Families

      • 315L storage capacity – Ideal for 5-6 person households.

      • Provides ample hot water even during peak usage times.

      • Available in twin-element models for faster recovery.

      • Among various hot water systems, the Rinnai 315L stands out for its efficiency and reliability.

      🔧 Flexible Installation & Compatibility

      • Tank dual handed fittings for easy installation with existing plumbing, enhancing installation flexibility.

      • Compatible with solar systems, allowing for future upgrades.

      • Indoor or outdoor installation options for convenience.

      💪 Built for Durability & Efficiency

      • Vitreous enamel-lined steel tank for superior longevity.

      • Thick sacrificial anode to protect against corrosion.

      • Temperature safety valve to prevent overheating and system damage.

      • Thermostatic control & safety shut-off for peace of mind.

      🔄 Designed for Easy Replacement

      • Standard mounting & fitting locations make swapping out old systems effortless.

      • A direct upgrade from older electric models with minimal plumbing adjustments.

      Reliable & Backed by Warranty

      • 10-year cylinder warranty for long-term confidence.

      • 1-year warranty on parts & labour.

      • Orders placed within the specified timeframe can be delivered by the next business day, ensuring quick and convenient service.

      Safety and Protection

      The Rinnai 315L Electric Hot Water System prioritizes safety and protection with its advanced features. Equipped with a pressure temperature relief valve, this system ensures that the tank is safeguarded from excessive pressure and temperature, preventing potential damage. Additionally, the safety temperature shut-off feature automatically deactivates the heating element in case of an emergency, providing an extra layer of security. The tank’s vitreous enamel lined steel construction offers superior durability and protection against corrosion, ensuring a long lifespan. With thermostatically controlled temperature, the water is consistently heated to a safe level, giving users added peace of mind. This hot water system is designed to deliver reliable and safe performance, making it an excellent choice for any household.

      Design and Durability

      The Rinnai 315L Electric Hot Water System boasts a robust design and durable construction, making it perfect for even the largest families. With a super-sized storage capacity of 315 liters, this system ensures that there is always ample hot water available. The tank’s dual-handed configuration provides flexible installation options, allowing for increased flexibility in various settings. Constructed with an enamel lined steel tank, the system is built to withstand the rigors of daily use, ensuring longevity and minimal maintenance. Its compact design makes it suitable for both internal and external use, offering users added convenience and versatility. This hot water system is engineered to deliver reliable performance and durability, meeting the demands of larger households.

      Warranty and Support

      The Rinnai 315L Electric Hot Water System comes with a comprehensive warranty and support package, providing users with added peace of mind. The system is backed by a 10-year warranty on the cylinder and a 1-year warranty on labor and parts, ensuring long-term protection against unexpected repairs and maintenance. Additionally, the manufacturer offers dedicated customer support, including a national customer care center and a 24/7 customer service hotline. This robust warranty and support package ensures that users can rely on their hot water system for years to come, with the assurance that help is always available when needed.

      Technical Specifications

      The Rinnai 315L Electric Hot Water System has the following technical specifications:

      • Hot water capacity: 315 liters

      • Power rating: 3.6 kW

      • Twin element configurations: Yes

      • Thermostatically controlled temperature: Yes

      • Pressure temperature relief valve: Yes

      • Safety temperature shut-off feature: Yes

      • Vitreous enamel lined steel tank: Yes

      • Dual-handed configuration: Yes

      • Compact design: Yes

      • Internal and external use: Yes

      • Compatible with solar power systems: Yes

      • Warranty: 10-year warranty on cylinder, 1-year warranty on labor and parts

      This comprehensive list of specifications highlights the system’s advanced features and robust construction, making it an ideal choice for households seeking a reliable and efficient hot water solution.

      Why Choose the Rinnai 315L?

      Perfect for larger households needing a reliable hot water supply. ✔ Highly energy-efficient, reducing long-term costs. ✔ Easy to install, with flexible dual-handed fittings. ✔ Australian-built quality from a trusted brand. ✔ Future-proof with solar compatibility for energy savings.

      Among various hot water systems, the Rinnai 315L is a standout choice for its reliability and efficiency.

      💡 Ideal for: Large families, rental properties, and high-demand homes needing a dependable, energy-efficient electric hot water system.

      Order Your Rinnai 315L Electric Hot Water System Today!

      Enjoy long-lasting performance, energy savings, and ultimate convenience with the Rinnai 315L. Get yours installed hassle-free by Installed Today and never worry about running out of hot water again!

        Hassle-Free Installation – Done Right by Trusted Experts!

        Need professional installation? We’ve got you covered! Our optional installation service connects you with our network of certified, trusted contractors, ensuring a smooth and stress-free setup.

        How It Works:

        🔹 Step 1: Select Installation Service
        Choose to include professional installation when purchasing your new system.

        🔹 Step 2: Pay for Installation Upfront
        Simply add the installation service prior to adding your product to cart —no hidden fees, no surprises.

        🔹 Step 3: We Assign a Certified Contractor
        We’ll match you with a licensed, experienced contractor from our network to handle the installation.

        🔹 Step 4: Schedule Your Installation
        The assigned contractor will contact you directly to arrange a convenient time for installation.

        🔹 Step 5: Direct Support When You Need It
        For any installation-related questions, your contractor is your first point of contact. If any issues arise, our team is here to help.

        🚨 Please Note: Installed Today supplies the product and connects you with a certified contractor for installation.

        We’re committed to delivering top-quality products and facilitating a seamless installation experience. Have product questions? Reach out to us anytime! 🔥

        Experience the "Installed Today" Difference with Our Verified Installers

        When you choose "Installed Today" for your installation needs, you're not just getting a product; you're gaining access to a network of rigorously verified installers dedicated to providing you with an exceptional service experience. Here's what you can expect when you opt for an installation by an "Installed Today" verified installer:

        Professional and Efficient Service

        • Prompt Communication: Our verified installers will contact you within 2 business hours of receiving your order details to confirm and begin scheduling your installation at the earliest convenience.
        • Expert Installation: All "Installed Today" installers are highly skilled and qualified, ensuring your product is installed according to the highest industry standards and specific regulations in your area.
        • Clear and Professional Communication: From the moment they receive your order until the completion of your installation, our installers maintain clear and professional communication, providing you with all necessary information regarding your installation.

        Peace of Mind

        • Insurance and Liability: Every "Installed Today" verified installer maintains comprehensive insurance coverage, giving you peace of mind knowing you're protected throughout the installation process.
        • Warranty and Quality Assurance: Enjoy a warranty on your installation, guaranteeing rectification work at no additional charge in the unlikely event of any deficiencies. Our installers strive to achieve a minimum 4.5-star average rating across major review platforms, reflecting our commitment to excellence and customer satisfaction.

        Customer-Centric Policies

        • Customer Dispute Resolution: In the rare event of a dispute, our installers are committed to acknowledging and initiating the resolution process within 1 business day, aiming for a swift and satisfactory resolution within 5 business days.
        • Rectification Work Timeframes: Should any rectification work be necessary, it will be acknowledged within 1 business day and completed within 2 business days, ensuring minimal inconvenience to you.

        Additional Services at Transparent Rates

        • Beyond Basic Installation: Our verified installers offer a range of additional services to complement your installation. All available services and their set rates are communicated upfront, ensuring no surprises.

        By choosing "Installed Today," you're not just installing a product; you're investing in a seamless, quality service that values your time and peace of mind. Trust in our verified installers to exceed your expectations with their professionalism, expertise, and commitment to excellence.

        This product description outlines the benefits and assurances provided by "Installed Today" verified installers, designed to inform and reassure customers about the high level of service they can expect.

        📦 Fast & Reliable Delivery – What to Expect

        🚛 Standard Delivery: 2-8 Business Days

        Express Delivery: 1-4 Business Days

        🔹 Super Fast Turnaround!90% of hot water orders in metro areas arrive within 1 business day! 🚀

        🔹 Weather Delays – Hot water systems can’t be shipped via courier in the rain, so delivery may be delayed during severe weather.

        🔹 Express Delivery Guarantee – If your express order takes longer than 1-4 business days, we’ll automatically adjust the timeframe to 2-8 days and refund your express shipping charge – no need to chase it up!

        🔹 Track Your Order – We’ll send you a delivery details as soon as your order is dispatched.

        Need help with your delivery? Get in touch – we’re happy to help! 😊

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