• Description
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MRCOOL 25 Ft. Pre-Charged Quick Connect Line Set, 1/4" x 1/2", for DIY 5th Gen EasyPro 9K, 12K, & 18K Indoor Mini Split System

The MRCOOL 25 Ft. Pre-Charged Quick Connect Line Set is designed to make installation of your DIY 5th Gen EasyPro mini split system faster and more convenient. Pre-charged with R-454B refrigerant, this line set eliminates the need for vacuuming or charging, making it truly DIY-friendly. Built with durable copper tubing and equipped with quick connect fittings, it ensures a secure and reliable connection between your indoor and outdoor units.

Please note: This system is designed for DIY installation and includes a pre-charged Quick Connect line set for easy setup without HVAC tools or certification.


MRCOOL 25 Ft. Pre-Charged Quick Connect Line Set, 1/4" x 1/2", for DIY 5th Gen EasyPro 9K, 12K, & 18K Indoor Mini Split System Features

Pre-Charged with R-454B Refrigerant – Eliminates the need for vacuuming or charging, saving time and simplifying installation.

Durable Copper Construction – Built to last, ensuring long-term reliability and efficient performance.

Quick Connect Fittings – Secure and leak-free connections without special tools, designed for true DIY use.

Extended Reach – 25-foot length provides flexibility for different installation layouts and room setups.

System Compatibility – Specifically designed for MRCOOL DIY 5th Gen EasyPro 9K, 12K, and 18K indoor mini split systems.


MRCOOL 25 Ft. Pre-Charged Quick Connect Line Set, 1/4" x 1/2", for DIY 5th Gen EasyPro 9K, 12K, & 18K Indoor Mini Split System Applications

  • Small homes – Perfect for extending your EasyPro system to fit your space.

  • Apartments & Condos – Great for compact living environments.

  • Garages & Workshops – Allows efficient cooling and heating in utility spaces.

  • Renovations – Simplifies retrofitting existing setups with new EasyPro mini split units.


What’s Included?

  • MRCOOL 25 Ft. Pre-Charged Quick Connect Line Set, 1/4" x 1/2

  • User Manual

MRCOOL 25 Ft. Pre-Charged Quick Connect Line Set, 1/4" x 1/2", for DIY 5th Gen EasyPro 9K, 12K, & 18K Indoor Mini Split System Specifications

Series

DIY 5th Gen EasyPro Line Set - R-454B

Compatible Air Handlers

9K, 12K, & 18K DIY 5th Gen EasyPro

Line Set Length

25 ft

Lineset Fitting Type

Quick-Connection

Gross Dimensions

32.09" D x 4.92" H x 32.09" W

Color

White

Color Family

Bronze/Copper Metallic

Refrigerant Type

R-454B

Refrigerant Volume 

2.12

Liquid Line Size

1/4

Suction Line Size

1/2

Registered Warranty

N/A

Has Batteries

No

Contains Electronics

No

Contains Chemicals

Yes

Contains Aerosol

Yes

Contains Compressed Gas

Yes

Proposition 65 Warning

Yes

Restricted States

GU;PR;VI

Net Weight (Lbs)

17

Gross Weight (Lbs)

21.4


Frequently-Asked Questions

Do I need special tools to install this line set?
No, this line set comes pre-charged and uses Quick Connect fittings, making it easy for DIY installation without HVAC tools.

Is this line set compatible with all MRCOOL systems?
No, it is designed specifically for the DIY 5th Gen EasyPro 9K, 12K, and 18K indoor mini split systems.

Can the line set be extended beyond 25 feet?
This line set is fixed at 25 feet. For longer runs, MRCOOL offers additional line set options.

Does the line set come pre-charged?
Yes, it is pre-charged with R-454B refrigerant for fast installation.

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.


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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.
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Yes. All products include any applicable manufacturer warranties, and we’ll help you handle any warranty claims if needed.
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