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Tankless Hot Water Heaters

Shop the top tankless hot water heaters online and enjoy endless hot water on demand. Browse our selection of high-quality tankless water heaters from the top brands, including Rinnai, Eccotemp, and PrecisionTemp. Find the perfect model for your home or business, and enjoy an energy-efficient performance.

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Shop Top-Selling Tankless Hot Water Heater Brands

Our collection includes Eccotemp, PrecisionTemp, and the #1 selling tankless water heater manufacturer in North America - Rinnai. Our top-selling tankless water heater is the Rinnai SE+ Series 11 GPM Indoor Condensing Tankless Water Heater, NG - If you want an energy-efficient, high-performance tankless water heater for your home or business, we highly recommend the SE+ Series 11 GPM Indoor. Seeking the warmest shower? Check out our list of the best tankless water heaters for the warmest shower. 

Find Your Perfect Tankless Water Hot Heater in Our Collection

Our collection includes a range of sizes and styles to find the perfect tankless water heater for your home. Whether you're looking for a compact unit for a small space or a powerful one to handle the hot water needs of a large family, you'll find it in this collection. Plus, with our selection of energy-efficient models, you can save on your monthly energy bills and do your part for the environment. Not to mention how long the tankless water heater last.

Stay Comfortable on the Go with Our Tankless Water Heaters for RVs and Off-Grid Living

If you're a traveler with an RV looking to have warm showers on the go, we recommend the RV-550 EC with Black Door Natural Gas Tankless Water Heater. It is lightweight and sleek, allowing you to install it perfectly in your RV. You'll enjoy warm showers on the go whenever you want using natural gas, a digital display, and several safety protections. Check out this list if you want more options for tankless water heaters for off-grid living. 

Discover the Benefits of Tankless Hot Water Heaters for Your Home:

Curious about the benefits of tankless hot water heaters? Discover how tankless water heaters can improve your home's energy efficiency, save you money on energy bills, provide endless hot water on demand, and more. Read our tankless water heater blogs to make an informed buying decision, or just learn more about water heaters!

Need Help Choosing a Tankless Hot Water Heater?

Need help deciding which of our tankless hot water heaters is perfect for you? Please feel free to contact one of our real representatives by chatting with the chat button in the bottom right, calling us at +1 256-633.6553, or emailing us at info@thetradetable.com. We would love to assist you in finding the best product for you!
  • Rinnai RE Series 5.3 GPM Indoor NCTWH - LP - Water Heater
    Rinnai RE Series 5.3 GPM Indoor NCTWH - LP - Water Heater
    Save up to $636.75 Save $0.00

    Rinnai RE Series 5.3 GPM Indoor NCTWH - LP

    88 reviews
    Rinnai
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $863.25 - $963.25
    $863.25 - $963.25
    $863.25

    The Rinnai RE Series 5.3 GPM Indoor NCTWH - LP is a high-efficiency, propane-powered tankless water heater. It is designed for use in residential a...

    View full details
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $863.25 - $963.25
    $863.25 - $963.25
    $863.25
    Save up to $636.75 Save $0.00
  • Rinnai RE Series 5.3 GPM Outdoor NCTWH - LP - Water Heater
    Rinnai RE Series 5.3 GPM Outdoor NCTWH - LP - Water Heater
    Save up to $636.75 Save $0.00

    Rinnai RE Series 5.3 GPM Outdoor NCTWH - LP

    88 reviews
    Rinnai
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $863.25 - $963.25
    $863.25 - $963.25
    $863.25

    The Rinnai RE Series 5.3 GPM Outdoor NCTWH - LP is a high-efficiency, propane-powered tankless water heater. It is designed for outdoor installatio...

    View full details
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $863.25 - $963.25
    $863.25 - $963.25
    $863.25
    Save up to $636.75 Save $0.00
  • Rinnai HE+ Series 9.8 GPM Indoor Non-Condensing Tankless
    Rinnai HE+ Series 9.8 GPM Indoor Non-Condensing Tankless

    Rinnai HE+ Series 9.8 GPM Indoor Non-Condensing Tankless Water Heater, LP

    88 reviews
    Rinnai
    $1,425.61 - $1,525.61
    $1,425.61 - $1,525.61
    $1,425.61 - $1,525.61
    $1,425.61

    The Rinnai HE+ Series 9.8 GPM Indoor Non-Condensing Tankless Water Heater is a powerful and efficient appliance designed to provide an endless hot ...

    View full details
    $1,425.61 - $1,525.61
    $1,425.61 - $1,525.61
    $1,425.61 - $1,525.61
    $1,425.61
  • Rinnai RE Series 5.3 GPM Indoor NCTWH - NG - Water Heater
    Rinnai RE Series 5.3 GPM Indoor NCTWH - NG - Water Heater
    Save up to $636.75 Save $0.00

    Rinnai RE Series 5.3 GPM Indoor NCTWH - NG

    88 reviews
    Rinnai
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $863.25 - $963.25
    $863.25 - $963.25
    $863.25

    The Rinnai RE Series 5.3 GPM Indoor NCTWH - NG is a high-efficiency, natural gas-powered tankless water heater. It is designed for use in residenti...

    View full details
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $863.25 - $963.25
    $863.25 - $963.25
    $863.25
    Save up to $636.75 Save $0.00
  • Rinnai RE Series 5.3 GPM Outdoor NCTWH – NG - Heater
    Rinnai RE Series 5.3 GPM Outdoor NCTWH – NG - Heater
    Save up to $636.75 Save $0.00

    Rinnai RE Series 5.3 GPM Outdoor NCTWH – NG

    88 reviews
    Rinnai
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $863.25 - $963.25
    $863.25 - $963.25
    $863.25

    The Rinnai RE Series 5.3 GPM Outdoor NCTWH – NG is a high-performance, natural gas-powered tankless water heater. It is designed for outdoor instal...

    View full details
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $863.25 - $963.25
    $863.25 - $963.25
    $863.25
    Save up to $636.75 Save $0.00
  • Rinnai RE Series 6.6 GPM Indoor NCTWH - LP - Water Heater
    Rinnai RE Series 6.6 GPM Indoor NCTWH - LP - Water Heater
    Save up to $530.25 Save $0.00

    Rinnai RE Series 6.6 GPM Indoor NCTWH - LP

    88 reviews
    Rinnai
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $969.75 - $1,069.75
    $969.75 - $1,069.75
    $969.75

    The Rinnai RE Series 6.6 GPM Indoor NCTWH - LP is a high-capacity, propane-powered tankless water heater designed for indoor installation. It can d...

    View full details
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $969.75 - $1,069.75
    $969.75 - $1,069.75
    $969.75
    Save up to $530.25 Save $0.00
  • Rinnai RE Series 6.6 GPM Indoor NCTWH - NG - Water Heater
    Rinnai RE Series 6.6 GPM Indoor NCTWH - NG - Water Heater
    Save up to $530.25 Save $0.00

    Rinnai RE Series 6.6 GPM Indoor NCTWH - NG

    88 reviews
    Rinnai
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $969.75 - $1,169.75
    $969.75 - $1,169.75
    $969.75

    The Rinnai RE Series 6.6 GPM Indoor NCTWH - NG is a high-performance, natural gas-fired tankless water heater. It is designed to provide an endless...

    View full details
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $969.75 - $1,169.75
    $969.75 - $1,169.75
    $969.75
    Save up to $530.25 Save $0.00
  • Rinnai RE Series 6.6 GPM Outdoor NCTWH - LP - Replaces V65EP
    Rinnai RE Series 6.6 GPM Outdoor NCTWH - LP - Replaces V65EP
    Save up to $530.25 Save $0.00

    Rinnai RE Series 6.6 GPM Outdoor NCTWH - LP - Replaces V65EP

    88 reviews
    Rinnai
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $969.75 - $1,069.75
    $969.75 - $1,069.75
    $969.75

    The Rinnai RE Series 6.6 GPM Outdoor NCTWH - LP is a high-capacity, propane-powered tankless water heater designed for outdoor installation. It is ...

    View full details
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $969.75 - $1,069.75
    $969.75 - $1,069.75
    $969.75
    Save up to $530.25 Save $0.00
  • Rinnai RE Series 6.6 GPM Outdoor NCTWH – NG - Water Heater
    Rinnai RE Series 6.6 GPM Outdoor NCTWH – NG - Water Heater
    Save up to $530.25 Save $0.00

    Rinnai RE Series 6.6 GPM Outdoor NCTWH – NG

    88 reviews
    Rinnai
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $969.75 - $1,069.75
    $969.75 - $1,069.75
    $969.75

    The Rinnai RE Series 6.6 GPM Outdoor NCTWH - NG is a high-performance, natural gas-fired tankless water heater designed for outdoor installation. I...

    View full details
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $969.75 - $1,069.75
    $969.75 - $1,069.75
    $969.75
    Save up to $530.25 Save $0.00
  • Rinnai RE Series 8.5 GPM Indoor NCTWH - LP - Water Heater
    Rinnai RE Series 8.5 GPM Indoor NCTWH - LP - Water Heater

    Rinnai RE Series 8.5 GPM Indoor NCTWH - LP

    88 reviews
    Rinnai
    $1,500.00 - $1,500.00
    $1,500.00
    $1,853.00 - $1,953.00
    $1,853.00 - $1,953.00
    $1,853.00

    The Rinnai RE Series 8.5 GPM Indoor NCTWH - LP is a high-capacity, propane-powered tankless water heater designed for indoor installation. It can d...

    View full details
    $1,500.00 - $1,500.00
    $1,500.00
    $1,853.00 - $1,953.00
    $1,853.00 - $1,953.00
    $1,853.00
  • Rinnai RE Series 8.5 GPM Indoor NCTWH - NG - Replaces V75IN
    Rinnai RE Series 8.5 GPM Indoor NCTWH - NG - Replaces V75IN
    Save up to $315.75 Save $0.00

    Rinnai RE Series 8.5 GPM Indoor NCTWH - NG - Replaces V75IN

    88 reviews
    Rinnai
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $1,184.25 - $1,284.24
    $1,184.25 - $1,284.24
    $1,184.25

    The Rinnai RE Series 8.5 GPM Indoor NCTWH - NG is a high-capacity, natural gas-powered tankless water heater designed for indoor installation. It c...

    View full details
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $1,184.25 - $1,284.24
    $1,184.25 - $1,284.24
    $1,184.25
    Save up to $315.75 Save $0.00
  • Rinnai RE Series 8.5 GPM Outdoor NCTWH - LP - Water Heater
    Rinnai RE Series 8.5 GPM Outdoor NCTWH - LP - Water Heater
    Save up to $315.75 Save $0.00

    Rinnai RE Series 8.5 GPM Outdoor NCTWH - LP

    88 reviews
    Rinnai
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $1,184.25 - $1,284.25
    $1,184.25 - $1,284.25
    $1,184.25

    The Rinnai RE Series 8.5 GPM Outdoor NCTWH - LP is a high-capacity, propane-powered tankless water heater designed for outdoor installation. It can...

    View full details
    $1,500.00
    $1,500.00 - $1,500.00
    $1,500.00
    $1,184.25 - $1,284.25
    $1,184.25 - $1,284.25
    $1,184.25
    Save up to $315.75 Save $0.00
  • Rinnai RE Series 8.5 GPM Outdoor NCTWH - NG - Water Heater
    Rinnai RE Series 8.5 GPM Outdoor NCTWH - NG - Water Heater

    Rinnai RE Series 8.5 GPM Outdoor NCTWH - NG

    88 reviews
    Rinnai
    $1,500.00 - $1,500.00
    $1,500.00
    $1,579.00 - $1,679.00
    $1,579.00 - $1,679.00
    $1,579.00

    The Rinnai RE Series 8.5 GPM Outdoor NCTWH - NG is a high-capacity, natural gas-powered tankless water heater designed for outdoor installation. It...

    View full details
    $1,500.00 - $1,500.00
    $1,500.00
    $1,579.00 - $1,679.00
    $1,579.00 - $1,679.00
    $1,579.00
  • Rinnai RE Series 9.8 GPM Indoor NCTWH - LP - Water Heater
    Rinnai RE Series 9.8 GPM Indoor NCTWH - LP - Water Heater

    Rinnai RE Series 9.8 GPM Indoor NCTWH - LP

    88 reviews
    Rinnai
    $1,500.00 - $1,500.00
    $1,500.00
    $1,853.00 - $1,953.00
    $1,853.00 - $1,953.00
    $1,853.00

    Features: Clean Internal Layout LED Screen Safety Handle and Seating Bracket Easy Open / Close Access Programmable Service Reminders Compact Coppe...

    View full details
    $1,500.00 - $1,500.00
    $1,500.00
    $1,853.00 - $1,953.00
    $1,853.00 - $1,953.00
    $1,853.00
  • Rinnai RE Series 9.8 GPM Indoor NCTWH - NG - Replaces V94IN
    Rinnai RE Series 9.8 GPM Indoor NCTWH - NG - Replaces V94IN

    Rinnai RE Series 9.8 GPM Indoor NCTWH - NG - Replaces V94IN

    88 reviews
    Rinnai
    $1,500.00 - $1,500.00
    $1,500.00
    $1,853.00 - $1,953.00
    $1,853.00 - $1,953.00
    $1,853.00

    Features: Clean Internal Layout LED Screen Safety Handle and Seating Bracket Easy Open / Close Access Programmable Service Reminders Compact Coppe...

    View full details
    $1,500.00 - $1,500.00
    $1,500.00
    $1,853.00 - $1,953.00
    $1,853.00 - $1,953.00
    $1,853.00
  • Rinnai RE Series 9.8 GPM Outdoor NCTWH - LP - Water Heater
    Rinnai RE Series 9.8 GPM Outdoor NCTWH - LP - Water Heater

    Rinnai RE Series 9.8 GPM Outdoor NCTWH - LP

    88 reviews
    Rinnai
    $1,389.75 - $1,489.75
    $1,389.75 - $1,489.75
    $1,389.75 - $1,489.75
    $1,389.75

    The Rinnai RE Series 9.8 GPM Outdoor NCTWH - LP is a high-performance, outdoor tankless water heater designed to provide an endless hot water suppl...

    View full details
    $1,389.75 - $1,489.75
    $1,389.75 - $1,489.75
    $1,389.75 - $1,489.75
    $1,389.75
  • Rinnai RE Series 9.8 GPM Outdoor NCTWH - NG - Replaces V94EN
    Rinnai RE Series 9.8 GPM Outdoor NCTWH - NG - Replaces V94EN

    Rinnai RE Series 9.8 GPM Outdoor NCTWH - NG - Replaces V94EN

    88 reviews
    Rinnai
    $1,500.00 - $1,500.00
    $1,500.00
    $1,853.00 - $1,953.00
    $1,853.00 - $1,953.00
    $1,853.00

    Features: Clean Internal Layout LED Screen Safety Handle and Seating Bracket Easy Open / Close Access Programmable Service Reminders Compact Coppe...

    View full details
    $1,500.00 - $1,500.00
    $1,500.00
    $1,853.00 - $1,953.00
    $1,853.00 - $1,953.00
    $1,853.00
  • Rinnai RE Series with Smart-Circ™ 6.6 GPM Indoor NCTWH with
    Rinnai RE Series with Smart-Circ™ 6.6 GPM Indoor NCTWH with

    Rinnai RE Series with Smart-Circ™ 6.6 GPM Indoor NCTWH with Recirculation and Pump, LP

    88 reviews
    Rinnai
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00

    The Rinnai RE Series with Smart-Circ™ 6.6 GPM Indoor NCTWH (Natural Gas Tankless Water Heater) is a high-efficiency water heating system that provi...

    View full details
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00
  • Rinnai RE Series with Smart-Circ™ 6.6 GPM Indoor NCTWH with
    Rinnai RE Series with Smart-Circ™ 6.6 GPM Indoor NCTWH with

    Rinnai RE Series with Smart-Circ™ 6.6 GPM Indoor NCTWH with Recirculation and Pump, NG

    88 reviews
    Rinnai
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00

    The Rinnai RE Series with Smart-Circ™ 6.6 GPM Indoor NCTWH (Natural Gas Tankless Water Heater) is a high-efficiency water heating system that provi...

    View full details
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00
  • Rinnai RE Series with Smart-Circ™ 6.6 GPM Outdoor NCTWH with
    Rinnai RE Series with Smart-Circ™ 6.6 GPM Outdoor NCTWH with

    Rinnai RE Series with Smart-Circ™ 6.6 GPM Outdoor NCTWH with Recirculation and Pump, LP

    88 reviews
    Rinnai
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00

    The Rinnai RE Series with Smart-Circ™ 6.6 GPM Outdoor NCTWH (Natural Gas Tankless Water Heater) is a high-efficiency water heating system that prov...

    View full details
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00
  • Rinnai RE Series with Smart-Circ™ 6.6 GPM Outdoor NCTWH with
    Rinnai RE Series with Smart-Circ™ 6.6 GPM Outdoor NCTWH with

    Rinnai RE Series with Smart-Circ™ 6.6 GPM Outdoor NCTWH with Recirculation and Pump, NG

    88 reviews
    Rinnai
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00

    The Rinnai RE Series with Smart-Circ™ 6.6 GPM Outdoor NCTWH (Natural Gas Tankless Water Heater) is a high-efficiency water heating system that prov...

    View full details
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00 - $1,725.00
    $1,625.00
  • Rinnai RE Series with Smart-Circ™ 7.9 GPM Indoor NCTWH with
    Rinnai RE Series with Smart-Circ™ 7.9 GPM Indoor NCTWH with

    Rinnai RE Series with Smart-Circ™ 7.9 GPM Indoor NCTWH with Recirculation and Pump, LP

    88 reviews
    Rinnai
    $2,215.00 - $2,315.00
    $2,215.00 - $2,315.00
    $2,215.00 - $2,315.00
    $2,215.00

    The Rinnai RE Series with Smart-Circ™ 7.9 GPM Indoor NCTWH (Natural Gas Tankless Water Heater) is a high-efficiency water heating system that provi...

    View full details
    $2,215.00 - $2,315.00
    $2,215.00 - $2,315.00
    $2,215.00 - $2,315.00
    $2,215.00
  • Rinnai RE Series with Smart-Circ™ 7.9 GPM Indoor NCTWH with
    Rinnai RE Series with Smart-Circ™ 7.9 GPM Indoor NCTWH with

    Rinnai RE Series with Smart-Circ™ 7.9 GPM Indoor NCTWH with Recirculation and Pump, NG

    88 reviews
    Rinnai
    $2,215.00 - $2,315.00
    $2,215.00 - $2,315.00
    $2,215.00 - $2,315.00
    $2,215.00

    The Rinnai RE Series with Smart-Circ™ 7.9 GPM Indoor NCTWH (Natural Gas Tankless Water Heater) is a high-efficiency water heating system that provi...

    View full details
    $2,215.00 - $2,315.00
    $2,215.00 - $2,315.00
    $2,215.00 - $2,315.00
    $2,215.00
  • Rinnai RE Series with Smart-Circ™ 7.9 GPM Outdoor NCTWH with
    Rinnai RE Series with Smart-Circ™ 7.9 GPM Outdoor NCTWH with

    Rinnai RE Series with Smart-Circ™ 7.9 GPM Outdoor NCTWH with Recirculation and Pump, LP

    88 reviews
    Rinnai
    $2,215.00 - $2,315.00
    $2,215.00 - $2,315.00
    $2,215.00 - $2,315.00
    $2,215.00

    The Rinnai RE Series with Smart-Circ™ 7.9 GPM Outdoor NCTWH (Natural Gas Tankless Water Heater) is a high-efficiency water heating system that prov...

    View full details