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Eccotemp L10 3.0 GPM Portable Outdoor Tankless Water Heater Overview

The Eccotemp L10 Outdoor Portable Tankless Water Heater is the number '1' Trusted and Selling portable tankless water heater. With Eccotemp, quality, safety, and affordability are always our number one priority. Enjoy instant, endless hot water anywhere you go, making it perfect for camping, outdoor showers, and emergency preparedness.

Eccotemp L10 3.0 GPM Portable Outdoor Tankless Water Heater - Green Vista Living

What's Included

Here's everything included with this Eccotemp L10 3.0 GPM Portable Outdoor Tankless Water Heater.

  • Eccotemp L10 Portable Tankless Water Heater
  • 3 1/2' CSA certified gas regulator and hose
  • Mounting Hardware

Instant and Endless Hot Water

The Eccotemp L10 provides instant, endless hot water wherever you are. Simply attach a garden hose and a 20-pound propane tank for immediate access to hot water, ensuring you're never left in the cold during your outdoor adventures. This feature is perfect for camping, RVing, and any off-grid situation where traditional water heating solutions are unavailable.

Eccotemp L10 3.0 GPM Portable Outdoor Tankless Water Heater - Green Vista Living

Lightweight and Portable Design

Weighing only 14.7 lbs, the Eccotemp L10 is designed for portability and ease of use. Its compact design allows for easy transportation and setup at any location, making it ideal for camping, outdoor showers, and traveling. It’s the perfect companion for all your outdoor activities without the hassle of bulky equipment.

Eccotemp L10 3.0 GPM Portable Outdoor Tankless Water Heater - Green Vista Living

User-Friendly Controls

Adjusting water flow and temperature has never been easier with the Eccotemp L10's intuitive water and gas knobs. Designed to provide maximum comfort, the adjustable features ensure you can set the ideal temperature for your needs. This ensures you can enjoy your hot water experience without any hassle, whether you're showering or washing gear.

Eccotemp L10 3.0 GPM Portable Outdoor Tankless Water Heater - Green Vista Living
Eccotemp L10 Portable Outdoor Tankless Water Heater, featuring adjustable gas and water controls, ideal for camping and outdoor activities with a 3.0 GPM flow rate.

Safety Shut-Off Feature

The Eccotemp L10 includes a safety shut-off that activates when the unit is tilted more than 45 degrees. This feature ensures safe operation in various outdoor conditions, providing peace of mind during use.

Eccotemp L10 3.0 GPM Portable Outdoor Tankless Water Heater - Green Vista Living

User-Friendly On/Off Switch

The Eccotemp L10 features an accessible on/off switch for easy operation. This simple functionality allows you to quickly control the water heater, enhancing user convenience during your outdoor activities.

Eccotemp L10 portable outdoor tankless water heater in use near a campfire, providing hot water for camping, outdoor cooking, and showering, ideal for adventurers and families.

Compact and Easy Storage

Designed with a compact structure, the Eccotemp L10 can be easily stored in tight spaces. This feature is excellent for those who value minimal storage footprint without sacrificing functionality.

Eccotemp L10 3.0 GPM Portable Outdoor Tankless Water Heater Features

  • Instant and endless hot water wherever you are
  • Lightweight and portable design (14.7 lbs)
  • User-friendly on/off switch
  • Adjustable gas and water flow controls
  • Safety shut-off activated when tilted more than 45 degrees
  • Low-pressure activation of 20 PSI
  • Rated at 3.0 gallons per minute (GPM) hot water output
  • Powered by 2 'D' cell batteries for ignition
  • Equipped with CSA certified gas regulator and hose
  • Tested for use at elevations up to 2000 feet

Eccotemp L10 3.0 GPM Portable Outdoor Tankless Water Heater Manuals:

  • User Guide
  • Installation Manual

Eccotemp L10 3.0 GPM Portable Outdoor Tankless Water Heater Specs

Weight 14.7 lbs
Dimensions 19.1" x 11.9" x 6"
Max Flow Rate 3.0 GPM
Temperature Range 50 – 120 degrees Fahrenheit
Fuel Type Liquid Propane
Gas Flow Control Yes
Power Source for Ignition 2 'D' cell batteries
Pressure Range 20-80 PSI
Warranty Limited Manufacturer Warranty (1 Year Heat Exchanger, 1 Year Components, 30 days Parts/Accessories)
Elevation Testing Up to 2000 feet

Eccotemp L10 3.0 GPM Portable Outdoor Tankless Water Heater FAQ

How does the Eccotemp L10 provide hot water?

The Eccotemp L10 provides instant, endless hot water when you simply attach a garden hose and a 20-pound propane tank.

What safety features does the Eccotemp L10 have?

The Eccotemp L10 includes a safety shut-off feature that activates if the unit is tilted more than 45 degrees, ensuring safe use.

What is the maximum flow rate of the Eccotemp L10?

The Eccotemp L10 has a maximum flow rate of 3.0 gallons per minute (GPM), providing ample hot water for various activities.

Can I use the Eccotemp L10 at high elevations?

Yes, the Eccotemp L10 has been tested for use at elevations up to 2000 feet, but installation above this height may affect efficiency and performance.

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.

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