25ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor – R454B
25ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor – R454B - Image 2
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25ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor – R454B

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$457.00

The MRCOOL DIY 25ft R‑454B Lineset 3/8 x 5/8 is a pre‑charged, Quick‑Connect refrigerant lineset designed for MRCOOL DIY 24K and 36K indoor units. This MRCOOL DIY 25ft R‑454B Lineset 3/8 x 5/8 delivers a secure, leak‑proof, tool‑free installation without vacuum pumps or gauges. Built specifically for MRCOOL DIY systems, this 25ft R‑454B lineset ensures reliable performance for longer installation distances.

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25ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor – R454B
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This item: 25ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor – R454B $457.00 $457.00
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1 × MRCOOL DIY 16ft 1/4 x 1/2 R‑454B Quick‑Connect Lineset for 9K, 12K & 18K Indoor Units$227.00
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1 × MRCOOL DIY 25ft 1/4 x 3/8 R‑454B Quick‑Connect Lineset for 6K, 9K & 12K Indoor Units$272.00
1 × MRCOOL DIY 25ft 1/4 x 3/8 R‑454B Quick‑Connect Lineset w/ DIY Pro Cable for 6K, 9K & 12K Indoor Units$271.00
MRCOOL 5th Generation Mini Splits need a lineset to work
#8 in MRCOOL DIY 5th Generation R454b Linesets
GTIN: 840255587112 SKU: 238 Category: Brand:
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Description

Overview

The MRCOOL DIY 25ft R‑454B Lineset 3/8 x 5/8 is engineered for MRCOOL DIY 24K and 36K indoor units, offering a longer, pre‑charged solution for extended installation runs. Each MRCOOL DIY 25ft R‑454B Lineset 3/8 x 5/8 is factory‑sealed, pressure‑tested, and ready for immediate use. With Quick‑Connect fittings, this 25ft 3/8 x 5/8 R‑454B lineset maintains refrigerant integrity while delivering a secure, leak‑proof connection designed for true DIY installation.

Key Features

  • 25ft MRCOOL DIY 25ft R‑454B Lineset 3/8 x 5/8 for extended installation distance
  • Pre‑charged R‑454B refrigerant
  • 3/8″ liquid line and 5/8″ suction line
  • Fully sealed Quick‑Connect fittings
  • No vacuum pump or gauges required
  • Durable insulation for long‑term performance
  • Leak‑proof design for reliable operation
  • Compatible with MRCOOL DIY 24K & 36K indoor units
  • Ideal long‑run DIY R‑454B lineset option

Ideal For

  • Longer installation runs requiring a MRCOOL DIY 25ft R‑454B Lineset 3/8 x 5/8
  • Routing around obstacles or extended wall paths
  • Homeowners wanting a true DIY installation
  • Installations needing a secure, pre‑charged R‑454B lineset

Specifications

Category Details
Length 25ft
Line Sizes 3/8″ (liquid) & 5/8″ (suction)
Refrigerant R‑454B
Compatibility MRCOOL DIY 24K & 36K Indoor Units
Fittings Quick‑Connect
Insulation High‑density, UV‑resistant

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Proposition 65 Warning California Residents Only

⚠ California Proposition 65 Warning This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. These warnings are provided in accordance with California law to help consumers make informed decisions. For more information, visit www.P65Warnings.ca.gov (p65warnings.ca.gov in Bing).

COLOR White
COLOR FAMILY Bronze/Copper Metallic
REFRIGERANT TYPE R-454B
REFRIGERANT VOLUME (OZ) 2.12
LINE SET LENGTH 25 ft
LINESET FITTING TYPE Quick-Connection
LIQUID LINE SIZE 3/8
SUCTION LINE SIZE 5/8
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) 14.1
GROSS DEPTH (IN) 32.09
GROSS HEIGHT (IN) 4.92
GROSS WIDTH (IN) 32.09
GROSS WEIGHT (LBS) 18.5

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