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Eccotemp SH12-A-LP SmartHome Indoor 4.0 GPM Liquid Propane Tankless Water Heater


Upgrade your home to the next level of convenience and efficiency with our economical 4.0 GPM Smart Home Indoor Liquid Propane Tankless Water Heater. The perfect blend of affordability and advanced technology, this tankless water heater is a game-changer for any modern household.

Say goodbye to running out of hot water during peak usage times or adjusting water temperature manually. This Smart Home Tankless Water Heater is equipped with Wi-Fi connectivity, allowing you to control and monitor your water heater remotely using your smartphone or pair with Amazon Alexa and Google Home to access voice commands. Set customized schedules, adjust temperature settings, view real consumption statistics, and receive maintenance alerts with ease, giving you full control over your hot water supply from anywhere, anytime.

Featuring a powerful flow rate of 4.0 gallons per minute (GPM), this tankless water heater is perfect for small to medium-sized households, providing a continuous and uninterrupted supply of hot water for all your needs. Enjoy long showers, efficient dishwashing, and other hot water demands without any interruptions, making your daily routines more convenient and enjoyable.

This Tankless Water Heater is not just smart, but also energy efficient. Its advanced heating technology only heats water as it's needed, eliminating the standby heat loss that occurs with traditional tank-based water heaters. This results in significant energy savings, reducing your utility bills and lowering your environmental footprint.

Installation is simple and hassle-free, making it a great option for any home. Its compact and sleek design allows for easy installation in tight spaces, saving valuable floor space in your home.

Upgrade to a smarter and more efficient water heating solution without breaking the bank. This budget-friendly tankless water heater delivers functionality and performance by providing the convenience of smart controls, an endless hot water supply, and energy-efficient operation. Start experiencing the ultimate in comfort and convenience today!

The Eccotemp SH12-A Series has been CSA tested and approved for US & Canada at elevations up to 2000 feet. Installation and use above 2000 feet may affect overall product efficiency and performance.


  • Temperature range of 90-140 degrees Fahrenheit and rated for 1-2 applications means enjoying on-demand hot showers for up to 2 bathrooms simultaneously.
  • Rated at 4.0 GPM (gallons per minute) at 74,500 BTUs with a temperature rise of 38 degrees, this ultra-efficient tankless hot water heater is ideal for smaller single-family homes, townhomes, condos, cabins, apartments, or light commercial use.
  • Pairs with Amazon Alexa and Google Home to use smart voice commands such as: “Alexa, turn my water heater up to 110 degrees” or “Hey Google, turn my water heater off.” Use the Eccotemp mobile app to track energy consumption, adjust temperatures or even detect product and network errors. Want to know the actual energy cost? Our mobile app allows you to see real consumption statistics with an associated dollar amount.
  • Wall mounted and easy installation with 110/120-volt UL listed power cord and ½” NPT Water and gas connections.
  • The SH12-A series can be complemented with our patented, one of a kind EZ-Flush Descaling Kit to ensure your tankless water heater is running at maximum efficiency all year long.
  • CSA certified for installation in the US and Canada.
  • Limited Manufacturer Warranty (Heat Exchanger: 5 Years, Parts: 2 Years), live chat, appointments for product support, self-help guides will give you peace of mind that the Eccotemp SH12-A Series will keep you in hot water for years.
  • What's Included: Smart Home 4.0 GPM Indoor Liquid Propane Tankless Water Heater (SH-12-A-LP), mounting hardware, gas appliance shut off valve, wall thimble, 15” termination pipe, and installation manual.
    • Mid Size Home
    • Town Home
    • Apartment
    • Office
    • Tiny Home
    • Cabins


    • Voice Commands
    • Easy Install
    • SmartHome
    • Glass Panel
    • Smart App
    • Smart Button
    • Energy Efficient
    • Wireless Remote
    • Statistics
    • Compact Size
    • Control Board
    • Eco Mode
    • Scheduler
    • Timer
    • Error Monitoring
    • Easy Installation: Experience a hassle-free set-up process with the Eccotemp Smart Home 4.0 GPM Indoor Gas Tankless Water Heater. When paired with our 3-Inch Stainless Steel Vent kit, both vertical and horizontal installations are straightforward and efficient.Top Image Eccotemp Tankless Water Heater
    • Smart Revolution: First patented all-in-one smart home water heater. The complexities & expenses of integrating traditional heaters become a thing of the past. This system comes built-in, simplifying your home's water heating needs into one streamlined, smart device.Middle Image Eccotemp Tankless Water Heater
    • Innovative Activation: This model is equipped with an advanced Smart Power Button that simplifies operations. With a single touch, it turns your device on & off, detects error codes, connects to wireless networks, & activates sleep mode to prevent unnecessary energy use.Bottom Image Eccotemp Tankless Water Heater

    • Designed with a smarter home in mind
      ”Ok Google, change my water heater to 110 degrees.”Works with Hey Google Logo Tankless Water Heater
    • Connects seamlessly with Google and Alexa
      ”Alexa, change my water heater to Comfort Mode.”Works with Alexa Logo Portable Tankless Water Heater


    • Rated Flow Rate: 4.0GPM
    • Gas: Liquid Propane
    • Amps: 0.34 Amps
    • Installation: Indoor
    • Color: White
    • Model: SH12-A-LP
    • BTU: 80,000
    • Power Type: AC
    • Temperature Range: 95°-140°F
    • Water Connection: 1/2" NPT
    • Gas Connection: 1/2" NPT
    • Warranty: 2 Years 
    • Weight: 25.4 lbs
    • Product Dims: 20.5"x13"x6.5"
    • Packaging Dims: 27.5"x15.5"x8.75"

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