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Eccotemp SmartHome Indoor 4.0 GPM Natural Gas Tankless Water Heater Overview

Elevate your home's hot water experience with the Eccotemp Smart Home Indoor 4.0 GPM Natural Gas Tankless Water Heater.

Say goodbye to cold showers and high utility bills.

This smart water heater connects with Wi-Fi, giving you remote control via your smartphone or voice commands through Amazon Alexa and Google Home.

Its compact design is perfect for small to medium households, providing comfort and savings all in one.

What's Included

Here's everything included with this Eccotemp SmartHome Indoor 4.0 GPM Natural Gas Tankless Water Heater, SH12-A Series.

  • Eccotemp Smart Home Indoor 4.0 GPM Natural Gas Tankless Water Heater
  • 120-Volt UL listed power cord
  • Gas connections
  • Limited warranty
  • Wi-Fi connectivity
  • Temperature range of 95-140°F

Smart Connectivity for Modern Living

Enjoy the convenience of managing your home's hot water supply with the Eccotemp Smart Home Indoor Tankless Water Heater.

With Wi-Fi connectivity, adjust temperatures or control the unit remotely through your smartphone.

Integrated voice commands with Amazon Alexa and Google Home add an extra layer of ease, making manual adjustments a thing of the past.

Eccotemp SmartHome Indoor 4.0 GPM Natural Gas Tankless Water Heater, SH12-A Series - Green Vista Living

Energy Efficiency and Cost Savings

The Eccotemp tankless water heater ensures you have hot water precisely when needed, significantly improving energy efficiency.

By heating water only on demand, it reduces impact on both your utility bills and the environment.

Say goodbye to large, energy-wasting storage tanks and hello to modern, economical water heating.

Eccotemp SmartHome Indoor 4.0 GPM Natural Gas Tankless Water Heater, SH12-A Series - Green Vista Living

Compact Design with Easy Installation

Designed to fit seamlessly into your home, the Eccotemp tankless water heater's compact form is perfect for small to medium households.

Its user-friendly installation ensures you can have hot water flowing quickly without any hassle.

The included power cord and gas connections simplify the setup, saving you time and stress.

Eccotemp SmartHome Indoor 4.0 GPM Natural Gas Tankless Water Heater, SH12-A Series - Green Vista Living

Eccotemp SmartHome SH12-A Series Features

  • 4.0 GPM flow rate for steady hot water supply
  • Wi-Fi connectivity for remote access
  • Voice command compatibility with Alexa and Google Home
  • Compact design for easy installation
  • Adjustable temperature range from 95-140°F
  • Energy-efficient tankless water heating
  • EZ-Flush Descaling Kit compatibility for maintenance
  • Limited warranty included

Eccotemp SmartHome Indoor 4.0 GPM Specs

Flow Rate 4.0 GPM
Power Source Natural Gas
Temperature Range 95-140°F
Connectivity Wi-Fi
Voice Command Alexa & Google Home
Energy Source 120-Volt UL Listed Power Cord
Installation Type Indoor
Dimensions Compact Design

Eccotemp SmartHome Indoor 4.0 GPM Natural Gas Tankless Water Heater, SH12-A Series FAQ

Can I control the Eccotemp Tankless Water Heater remotely?

Yes, the water heater comes with Wi-Fi connectivity, allowing you to control it remotely via your smartphone or through voice commands using Amazon Alexa and Google Home.

Is the tankless water heater suitable for large households?

The 4.0 GPM flow rate of the Eccotemp Tankless Water Heater is ideal for small to medium households, offering a continuous supply of hot water for showers and other tasks.

Does the water heater come with a venting kit?

No, venting installation kits are sold separately. You can purchase them based on your specific installation requirements.

What maintenance is required for this water heater?

To ensure optimal performance, it is recommended to use the EZ-Flush Descaling Kit to prevent mineral buildup, prolonging the life of your water heater.

Why Choose Green Vista Living


At Green Vista Living, we’re passionate about providing top-quality renewable energy and eco-friendly products that not only enhance your life but also help protect the planet. We’ve built our business with one mission in mind: to be the go-to destination for renewable energy solutions, outdoor gear, and off-grid supplies. When you shop with us, you’re not just getting innovative products—you’re joining a community that’s committed to sustainability.

We Put Our Customers First


As a small, dedicated team, we care deeply about your experience. Unlike large, faceless online companies, Green Vista Living offers a personal touch in everything we do. We're here for you from start to finish—whether you need product advice, support after a purchase, or just have questions. Our knowledgeable customer service team is always just a phone call or email away, ready to assist you in any way possible.

We Share Your Passion for the Planet


Our love for the outdoors and sustainable living runs deep. Most of our team hails from the mountains of Colorado, where renewable energy and the environment are part of daily life. So when you call Green Vista Living, you’ll speak directly with an expert who understands both the technical side of renewable products and the lifestyle they support. Whether you’re looking for solar generators, EV chargers, or any of our eco-friendly offerings, you can trust us to guide you with expertise and passion.

Trusted Industry Experts


Our close partnerships with the best brands in renewable energy and outdoor gear give us insider knowledge that you won’t find anywhere else. We’ve taken the time to carefully select products that stand out for their quality and reliability. At Green Vista Living, we believe in understanding our products inside and out so that we can help you make the right choice with confidence.

More Reasons to Love Green Vista Living


Price Match Guarantee: Thanks to our partnerships, we offer the best prices around. If you find a better deal, we’ll refund the difference.


Free Shipping: We offer free shipping on most orders to the lower 48 U.S. states, making your shopping experience even easier.


100% Secure Ordering: Our site uses SSL Encryption technology to keep your payment and personal information safe and secure.


Volume Discounts: For large orders, we’re happy to provide special pricing—just reach out for a custom quote.


Authorized Dealer: As an authorized dealer for all our brands, you’ll receive full manufacturer warranties with every order.


At Green Vista Living, we aim to make your renewable energy and outdoor experience as seamless and enjoyable as possible. With our unmatched customer service, expertise, and dedication to quality, you can shop with confidence, knowing you’re supporting a company that’s as committed to the planet as you are.

Frequently Asked Questions

Yes! We provide free and fast shipping on MOST orders within the continental United States. However, some specific brands and items will require a quote. You can live chat or call us for a quote
Most orders ship out within 1–2 business days and arrive within 3–5 business days depending on your location.
We offer easy returns as long as your item meets the conditions outlined in our Return Policy. Items must be unused, in original packaging, and returned within the specified return window.
Absolutely! Our in-house product experts are here to help. Live chat or call us 513-743-829 for personalized advice before or after your purchase.
Yes. All products include any applicable manufacturer warranties, and we’ll help you handle any warranty claims if needed.
Yes, we only sell 100% authentic, brand-new products, sourced directly from our manufacturers or authorized distributors.
REAL REVIEWS, REAL RESULTS

Feedback From Our Customers

At Green Vista Living, we pride ourselves on delivering top-quality products and exceptional service to solar professionals and homeowners alike. Here's what our customers have to say about their experiences with us.

Kevin Leary
May 18, 2025
★★★★★

Incredible Tech Support from Anees of Green Vista Living. Exceptional service and went above and beyond on every question.

Bryan Cunningham
Off grid Kit • Dec 21, 2025
★★★★★

Shipment was slow due to high demand, but the team kept me informed and ensured everything arrived properly.

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