• Description
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MRCOOL 3 Ton 17.8 SEER2 Universal Heat Pump Package Unit

The MRCOOL 3 Ton Universal Heat Pump Package Unit delivers outstanding year-round comfort and energy efficiency. With a SEER2 rating of 17.8, it’s built for high performance while keeping energy costs low. This system combines both heating and cooling in one compact design, ideal for residential or light commercial use. Built with durability and reliability in mind, it's also backed by a 10-year parts and labor warranty.

MRCOOL 3 Ton 17.8 SEER2 Universal Heat Pump Package Unit Features

Universal Compatibility – Designed to work seamlessly with nearly any existing system configuration.

High SEER2 Rating – Up to 17.8 SEER2 means excellent energy efficiency and reduced operating costs.

All-in-One Design – Combines heating and cooling capabilities in one compact, space-saving unit.

Quiet Operation – Built-in sound-dampening technology ensures minimal noise during use.

Inverter Technology – Provides precise temperature control and enhanced energy savings.

Easy Installation – Simplified connections and flexible setup reduce installation time and costs.

MRCOOL 3 Ton 17.8 SEER2 Universal Heat Pump Package Unit Applications

  • Residential Homes – Perfect for primary or secondary homes in various climates.

  • Light Commercial Use – Suitable for small offices or business locations.

  • Energy-Efficient Retrofits – Ideal for homeowners looking to upgrade from outdated systems.

  • Space-Conscious Installations – Compact footprint fits well in tight mechanical spaces.

  • Year-Round Comfort – Efficient heating in winter and cooling in summer from a single unit.

What’s Included?

  • MRCOOL 3 Ton 17.8 SEER2 Universal Heat Pump Package Unit with 10-Year Labor Warranty

  • User Manual

Frequently-Asked Questions

Is this unit compatible with existing ductwork?
Yes, it is designed to integrate with standard ducting systems for both retrofits and new installs.

Does the system require professional installation?
Yes, professional installation is highly recommended to ensure warranty validity and system performance.

What type of thermostat is compatible with this system?
Any standard 24V thermostat is compatible, including programmable and smart thermostats.

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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