MRCOOL Coupler Kit | For DIY Line Set

Air Handlers BTU: 9K - 12K & 18K Air Handler - 1/4" x 1/2"
Length: One Set w/ 75 ft of MC-5 Cable
In stock
Sale price$413.00 Regular price$495.00
Save $82.00

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Need to lengthen DIY line sets?

In this video we go over how to connect the couplers and the line sets. Plus, we show how to install the longer DIY Pro Cable.


Designed for use with the MRCOOL DIY series only.

The MRCOOL Line Set Coupler Kit is an accessory for installing a ductless mini-split system.

It allows for connecting up to 3 line sets together and comes with the necessary components for an easy and secure connection.

The kit includes 50ft or 75ft of communication wire and liquid/suction couplers.

The durable construction provides stability and reduces the risk of damage or leaks. The kit eliminates the need for professional help.

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