1. Home
  2. MRCOOL DIY® 5th Gen 16 ft. 1/4" x 3/8" Pre-Charged Quick Connect Line Set - R454B (for 6K, 9K & 12K Indoor Units)

MRCOOL DIY® 5th Gen 16 ft. 1/4" x 3/8" Pre-Charged Quick Connect Line Set - R454B (for 6K, 9K & 12K Indoor Units)

Model: DIY16-1438-OMore from MRCOOL
$227.00
$227.00 $499.00
Save $272
Shipping calculated at checkout.
Line set length: 16 ft.
In Stock · Delivers Nov 13-17 (Est.)
Free Curbside Shipping

MRCOOL DIY® 5th Gen 16 ft. 1/4" x 3/8" Pre-Charged Quick Connect Line Set - R454B (for 6K, 9K & 12K Indoor Units)

$227.00
$227.00 $499.00

Free shipping
Ask about this product Get an answer with Appliance AI™
AI-generated from product data and store information. Responses may not always be accurate. For any clarifications, talk to our team.

Product Overview

  • Pre-Charged Line Sets

What's Included

DESCRIPTION

The MRCOOL® DIY® 16 ft 1/4 x 3/8 Line Set (Model: DIY16-1438-O) is designed to work seamlessly with DIY® 6K, 9K, and 12K indoor units. Pre-charged with R-454B refrigerant, this line set ensures efficient performance, quick installation, and long-lasting reliability. Featuring patented Quick-Connection fittings, it allows homeowners to set up their own system without the need for specialized HVAC tools, making it a perfect accessory for the MRCOOL® DIY® Mini-Split systems.

  • Pre-Charged Convenience: Factory pre-charged with eco-friendly R-454B refrigerant for immediate use.
  • Quick-Connection Fittings: Designed for hassle-free installation without vacuuming or special tools.
  • Compatible Units: Works with MRCOOL® DIY® 6K, 9K, and 12K indoor air handlers.
  • Durable Construction: Built with strong materials in a white finish and copper interior for reliable operation.
  • Optimal Size: 16 ft line set with a 1/4 in. liquid line and 3/8 in. suction line.
  • Safe & Certified: Contains refrigerant and compressed gas, with Proposition 65 warning compliance.

SPECIFICATIONS & DIMENSIONS

  • Series: 5th Gen DIY Line Set - R-454B
  • Model: DIY16-1438-O
  • Equipment Type: R-454B Charged Line Set
  • Compatible Indoor Units: 6K (5th Gen)
  • Line Set Length: 16 ft.
  • Liquid Line Size: 1/4"
  • Suction Line Size: 3/8"
  • Line Set Fitting Type: Quick-Connection
  • Refrigerant Type: R-454B
  • Refrigerant Volume: 2.12 oz
  • Net Weight: 7.9 lbs
  • Contains Chemicals: Yes
  • Contains Aerosol: Yes
  • Contains Compressed Gas: Yes
  • Proposition 65 Warning: Yes
  • Restricted States: GU, PR, VI
  • Batteries Required: No
  • Contains Electronics: No

SHIPPING POLICY

Free Curbside Delivery
MRCOOL orders include free curbside delivery via FedEx Ground, FedEx Freight, or the most trusted carrier available. Please note that delivery is to the curbside only - be sure to arrange for assistance if needed, as the carrier will not bring items inside your home.

Tracking & Delivery Scheduling
In most cases, you will receive tracking details 3-5 business days after you place your order. When the tracking number is sent, please allow 1-2 business days for the tracking number to populate details.

See our full Shipping Policy here.

RETURN POLICY

MRCOOL returns must be requested within 30 days of your delivery date. We are unable to process returns submitted after this period. Products must be unused, uninstalled, and in their original packaging, including the box and pallet, to qualify for a return.

Restocking Fee
Please note, a 35% restocking fee will be applied to all approved returns.

Non-Returnable Items
Accessories including lineguards, wall mounts, linesets, couplers, and similar items are not eligible for return.

See our full Return Policy here.

You May Also Like

About MRCOOL

Industry's Only DIY Mini Split Ductless System!

Upgrade your home’s heating and cooling with the MRCOOL DIY Mini Split, designed for hassle-free installation and superior energy efficiency. With its innovative patented pre-charged line sets, you can enjoy year-round comfort without the need for professional help. Ideal for homeowners, the MRCOOL DIY series offers customizable climate control with a high SEER rating, ensuring you save on energy bills while maintaining optimal comfort. Key features include a variable-speed inverter compressor, wireless control through smart devices, and compatibility with Amazon Alexa and Google Assistant for seamless home automation. Available in various sizes, this system provides reliable and quiet operation, perfect for bedrooms, living rooms, or any space in your home. Backed by an industry-leading warranty, the MRCOOL DIY Mini Split is the perfect solution for homeowners seeking powerful performance, ease of use, and long-term savings.

See more about MRCOOL