MrCool 50ft 3/8 x 5/8 Lineset with DIY Pro Cable for 24K & 36K DIY Indoor Units - R454B. At Generation Eco Store

MrCool 35' R-454B No-Vac Lineset. At Generation Eco Store

MrCool 25ft 1/4" x 3/8" DIY Lineset for 6K-12K Mini Split - R454B

Name: MrCool 25ft 1/4" x 3/8" DIY Lineset for 6K-12K Mini Split - R454B
Brand: MRCOOL DIY
SKU: DIY25-1438-O
Price: 264.0 USD
Availability: InStock

Sku: DIY25-1438-O

$264.00

Buy Now, Pay Later

Perfect Companions

Description

25ft 1/4 x 3/8 Lineset for DIY 6K, 9K & 12K Indoor - R454B: Your Path to Sustainable Comfort

Transform your living space with the ultimate in DIY climate control. This 25ft 1/4 x 3/8 lineset is specifically designed for your 6K, 9K, or 12K indoor mini-split units, ensuring a seamless and efficient installation. Experience the peace of mind that comes with a reliable connection, optimized for the environmentally conscious R454B refrigerant. Create your perfect indoor sanctuary with confidence and contribute to a greener future.

Why Choose Generation Eco Store?

At Generation Eco Store, we empower your sustainable choices. We carefully curate products like this lineset to ensure top-tier performance and environmental responsibility. Our commitment to eco-friendly solutions means you can trust your purchase is a step towards a healthier planet. We are here to support your journey towards a more sustainable and comfortable home.

Specification	Values
Length	25ft
Line Diameter (Liquid)	1/4 inch
Line Diameter (Suction)	3/8 inch
Refrigerant Compatibility	R454B
Compatible BTU/h Ratings	6K, 9K, 12K

Specifications & Dimension

What's in the Box?

Guides & More

Shipping Policy

Free & Fast Shipping
We offer free shipping on most MRCOOL DIY Lineset orders across the lower 48 states, using the most reliable freight partners. Orders typically ship within 5 business days, with tracking provided within 24 hours of dispatch.
Tracking & Delivery Scheduling
You’ll receive an order confirmation email immediately after placing your order. Tracking details are usually shared within 3–5 business days. Please review your shipping address carefully—corrections after shipment may incur a fee.
Important Shipping Notes
Ensure your location can accommodate freight deliveries. Additional charges may apply for access-restricted areas, remote locations, or deliveries requiring special transport (e.g., ferry or plane).

See our full Shipping Policy here

Return Policy

Hassle-Free Returns
We offer a 30-day return window from the date you receive your item. Items must be unused, in original packaging, and accompanied by proof of purchase. Some items may incur a 15–25% restocking fee, especially larger freight-shipped products. Cancellations made before shipping will incur a 3-5% processing fee.
Damaged or Special Orders
Please report any damages within 24 hours of delivery. Installed or opened items may not be returnable. Select brands such as Victron and Pytes may be non-returnable based on manufacturer policies.

See our full Return Policy here

"What we'd tell a friend"

Easy DIY Installation

Pre-charged and flared for simple, hassle-free setup with your DIY AC unit, saving you time and money.

Eco-Friendly Refrigerant

Features R454B refrigerant, a lower GWP alternative, contributing to a greener environment.

Versatile Compatibility

Designed to fit 6K, 9K, and 12K indoor units, ensuring broad compatibility for various DIY projects.

See it in Action

Have a Question? We Have Answers

What is the length and size of this lineset?

This lineset is 25 feet long and has a 1/4 x 3/8 inch diameter.

What DIY indoor units are compatible with this lineset?

This lineset is designed for DIY 6K, 9K, and 12K indoor units.

What refrigerant is this lineset compatible with?

This lineset is compatible with R454B refrigerant.

What is the warranty on Lineset?

Warranty for product varies based on the brand and the product. For some of the warranties, https://generationecostore.com/pages/warranty view OEM warranty policy. For any questions, please reach out to us at hello@generationecostore.com

Can I return the Lineset if I'm not satisfied?

We offer a 30-day return window from the date you receive your item. To be eligible for a return, the item must be unused, in its original packaging, and include proof of purchase.