MRCOOL Lineset for DIY 5th Gen Mini Split Systems - R-454B

Name: Chill Mini Splits MRCOOL Lineset for DIY 5th Gen Mini Split Systems - R-454B - MRCOOL Lineset for DIY 5th Gen Mini Split Systems - R-454B
Brand: Chill Mini Splits
SKU: 50915891937593
Price: 227.0 USD
Availability: InStock
Rating: 4.5294 (14 reviews)

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$227.00$289.00

21% off

Quantity

Color

Black

Quantity

Description

MRCOOL Lineset for DIY Mini Split Systems - R-454B
The MRCOOL DIY Line Set is designed for installation of all MRCOOL DIY ductless mini splits. These linesets are compatible with the MRCOOL DIY 5th Gen Single Zone, MRCOOL DIY Multizon...

Reviews

4.5

17 ratings

Beating the Louisiana heat

DANIEL · 4 days ago

Very good

frank · July 25, 2026

Line set performed as stated by Mr cool with no leaks detected.

Paul · 2 days ago

Delivery & Returns

Returns accepted within 30 days

Exclusions may apply. See full policy

Chill Mini Splits

4.5 (641)

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MRCOOL DIY 5th Gen Multi-Zone Mini Split Condenser

MRCOOL 75ft Coupler Kit for DIY Line Sets on Single Zone and Multizone 6K, 9K, 12K & 18K Air Handlers - 1/4" x 1/2"

MRCOOL Lineset for DIY 4th Gen Mini Split Systems - R-410A

MRCOOL DIY Easy Pro 18K 18,000 BTU 20 SEER2 Ductless Mini Split Air Conditioner and Heat Pump - 230V

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 36,000 BTU 23 SEER2 (9K + 9K + 9K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY Direct

MRCOOL DIY 9K BTU 23.6 SEER2 5th Gen Ductless Mini Split Heat Pump System - 115V

MRCOOL DIY 5th Gen Multi-Zone 3-Zone 27,000 BTU 23 SEER2 (6K + 9K + 9K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 5-Zone 36,000 BTU 23 SEER2 (6K + 6K + 6K + 6K + 9K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 36,000 BTU 23 SEER2 (9K + 9K + 9K + 18K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 4th Generation Wall Mount Air Handler

MRCOOL DIY 5th Gen Multi-Zone 2-Zone 27,000 BTU 23 SEER2 (6K + 24K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 2-Zone 48,000 BTU 22 SEER2 (12K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 5-Zone 48,000 BTU 22 SEER2 (9K + 9K + 9K + 18K + 18K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL CoolGuard 18" x 38" x 3" Equipment Pad for Mini Split & AC Condensers - EP04

Premium Home Source

MRCOOL DIY 5th Gen Multi-Zone 2-Zone 55,000 BTU 22 SEER2 (24K + 36K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 27,000 BTU 23 SEER2 (6K + 6K + 6K + 9K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL 75ft Line Set Coupler Kit for DIY Single Zone and Multizone 24K, 36K & 48K Air Handlers - 3/8" x 5/8"

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 27,000 BTU 23 SEER2 (6K + 6K + 9K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY Easy Pro 9K 9,000 BTU 20.2 SEER2 Ductless Mini Split Air Conditioner and Heat Pump - 115V

MRCOOL DIY 5th Gen Multi-Zone 5-Zone 36,000 BTU 23 SEER2 (6K + 6K + 6K + 6K + 6K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 2-Zone 36,000 BTU 23 SEER2 (9K + 24K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 3-Zone 18,000 BTU 24 SEER2 (6K + 6K + 9K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 3-Zone 18,000 BTU 24 SEER2 (6K + 6K + 6K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 2-Zone 27,000 BTU 23 SEER2 (9K + 18K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL Mini-Stat Thermostat for Ductless Mini Split (Battery, Smartphone App)

MRCOOL DIY 5th Gen Multi-Zone 2-Zone 36,000 BTU 23 SEER2 (6K + 24K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 36,000 BTU 23 SEER2 (6K + 6K + 6K + 9K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 5-Zone 55,000 BTU 22 SEER2 (6K + 6K + 6K + 9K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump with Ceiling Cassettes

MRCOOL LineGuard 4.5" Complete Line Set Cover Kit - 12 ft

MRCOOL DIY 5th Gen Multi-Zone 3-Zone 48,000 BTU 22 SEER2 (12K + 12K + 24K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 36,000 BTU 23 SEER2 (9K + 9K + 12K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 36,000 BTU 23 SEER2 (6K + 6K + 6K + 18K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 24K BTU 22.7 SEER2 5th Gen Ductless Mini Split Heat Pump System - 230V

MRCOOL DIY 5th Gen Multi-Zone 3-Zone 48,000 BTU 22 SEER2 (6K + 12K + 36K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 2-Zone 18,000 BTU 24 SEER2 (6K + 9K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL 3/8 No-Vac Coupler + 3/4 No-Vac Coupler for Universal & Central Ducted Quick Connect Line Set

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 27,000 BTU 23 SEER2 (9K + 9K + 9K + 9K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 36,000 BTU 23 SEER2 (6K + 6K + 12K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 36,000 BTU 23 SEER2 (6K + 9K + 9K + 18K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 3-Zone 48,000 BTU 22 SEER2 (12K + 12K + 18K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 2-Zone 18,000 BTU 24 SEER (9K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen 55,000 BTU 6-Zone Ductless Mini Split Air Conditioner and Heat Pump with 6K+6K+6K+6K+9K+18K BTU Wall Mount Indoor Units

MRCOOL DIY 5th Generation Ceiling Cassette Air Handler

MRCOOL DIY 5th Gen Multi-Zone 3-Zone 55,000 BTU 22 SEER2 (12K + 12K + 36K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 27,000 BTU 23 SEER2 (6K + 6K + 6K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY Easy Pro 12K 12,000 BTU 19.5 SEER2 Ductless Mini Split Air Conditioner and Heat Pump - 115V

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 27,000 BTU 23 SEER2 (6K + 6K + 9K + 9K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 36,000 BTU 23 SEER2 (6K + 6K + 9K + 18K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 3-Zone 55,000 BTU 22 SEER2 (12K + 18K + 24K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 36,000 BTU 23 SEER2 (6K + 6K + 6K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 27,000 BTU 23 SEER2 (6K + 9K + 9K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 5-Zone 36,000 BTU 23 SEER2 (6K + 6K + 6K + 9K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 5-Zone 48,000 BTU 22 SEER2 (9K + 9K + 12K + 12K + 24K) Ductless Mini-Split Air Conditioner and Heat Pump

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 55,000 BTU 22 SEER2 (9K + 9K + 9K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump

20 Ft. Line Set Cover Kit for Senville Mini Splits