-
MrCool
SKU: NV50-3834-O
MRCOOL No Vac® Quick Connect® Pre-Charged Line Set – 50 ft – R-454B | Line Set
$722.00 -
MrCool
SKU: NV35-3834-O
MRCOOL No Vac® Quick Connect® Pre-Charged Line Set – 35 ft – R-454B | Line Set
$550.00 -
MrCool
SKU: NV25-3834-O
MRCOOL No Vac® Quick Connect® Pre-Charged Line Set – 25 ft – R-454B | Line Set
$440.00 -
MrCool
SKU: DIYM348HPC06D00
MRCOOL DIY 5th Gen 3-Zone 45,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 16ft. Pre-Charged Line Sets (9K+18K+18K), DIYM348HPC06D00
$8,223.00 -
MrCool
SKU: DIYM348HPW13D53
MRCOOL DIY 5th Gen 3-Zone 45,000 BTU Ductless Mini Split Air Conditioner & Heat Pump with 35ft. Pre-Charged Line Sets (9K+18K+18K), DIYM348HPW13D53
$7,144.00 -
MrCool
SKU: DIYM355HPC01D00
MRCOOL DIY 5th Gen 3-Zone 39,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 16ft. Pre-Charged Line Sets (9K+12K+18K), DIYM355HPC01D00
$8,773.00 -
MrCool
SKU: DIYM348HPC05D93
MRCOOL DIY 5th Gen 3-Zone 39,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 50ft. Pre-Charged Line Sets (9K+12K+18K), DIYM348HPC05D93
$9,272.00 -
MrCool
SKU: DIYM348HPC05D68
MRCOOL DIY 5th Gen 3-Zone 39,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 35ft. Pre-Charged Line Sets (9K+12K+18K), DIYM348HPC05D68
$9,013.00 -
MrCool
SKU: DIYM348HPC05D37
MRCOOL DIY 5th Gen 3-Zone 39,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 25ft. Pre-Charged Line Sets (9K+12K+18K), DIYM348HPC05D37
$8,299.00 -
MrCool
SKU: DIYM336HPC10D46
MRCOOL DIY 5th Gen 3-Zone 33,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 50ft. Pre-Charged Line Sets (9K+12K+12K), DIYM336HPC10D46
$8,556.00 -
MrCool
SKU: DIYM336HPW11D36
MRCOOL DIY 5th Gen 3-Zone 33,000 BTU Ductless Mini Split Air Conditioner & Heat Pump with 35ft. Pre-Charged Line Sets (9K+12K+12K), DIYM336HPW11D36
$5,959.00 -
MrCool
SKU: DIYM336HPW10D93
MRCOOL DIY 5th Gen 3-Zone 36,000 BTU Ductless Mini Split Air Conditioner & Heat Pump with 50ft. Pre-Charged Line Sets (9K+9K+18K), DIYM336HPW10D93
$6,311.00 -
MrCool
SKU: DIYM336HPC08D21
MRCOOL DIY 5th Gen 3-Zone 30,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 25ft. Pre-Charged Line Sets (9K+9K+12K), DIYM336HPC08D21
$7,576.00 -
MrCool
SKU: DIYM336HPC08D00
MRCOOL DIY 5th Gen 3-Zone 30,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 16ft. Pre-Charged Line Sets (9K+9K+12K), DIYM336HPC08D00
$7,465.00 -
MrCool
SKU: DIYM336HPW08D46
MRCOOL DIY 5th Gen 3-Zone 27,000 BTU Ductless Mini Split Air Conditioner & Heat Pump with 50ft. Pre-Charged Line Sets (9K+9K+9K), DIYM336HPW08D46
$5,900.00 -
MrCool
SKU: DIYM327HPC05D35
MRCOOL DIY 5th Gen 3-Zone 27,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 35ft. Pre-Charged Line Sets (9K+9K+9K), DIYM327HPC05D35
$7,836.00 -
MrCool
SKU: DIYM355HPW06D129
MRCOOL DIY 5th Gen 3-Zone 48,000 BTU Ductless Mini Split Air Conditioner & Heat Pump with 50ft. Pre-Charged Line Sets (6K+18K+24K), DIYM355HPW06D129
$8,010.00 -
MrCool
SKU: DIYM355HPC00D53
MRCOOL DIY 5th Gen 3-Zone 42,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 35ft. Pre-Charged Line Sets (6K+18K+18K), DIYM355HPC00D53
$9,523.00 -
MrCool
SKU: DIYM348HPC02D78
MRCOOL DIY 5th Gen 3-Zone 42,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 50ft. Pre-Charged Line Sets (6K+18K+18K), DIYM348HPC02D78
$9,205.00 -
MrCool
SKU: DIYM348HPC02D53
MRCOOL DIY 5th Gen 3-Zone 42,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 35ft. Pre-Charged Line Sets (6K+18K+18K), DIYM348HPC02D53
$8,942.00 -
MrCool
SKU: DIYM348HPW06D53
MRCOOL DIY 5th Gen 3-Zone 42,000 BTU Ductless Mini Split Air Conditioner & Heat Pump with 35ft. Pre-Charged Line Sets (6K+18K+18K), DIYM348HPW06D53
$7,069.00 -
MrCool
SKU: DIYM336HPC06D68
MRCOOL DIY 5th Gen 3-Zone 36,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 35ft. Pre-Charged Line Sets (6K+12K+18K), DIYM336HPC06D68
$8,230.00 -
MrCool
SKU: DIYM336HPW07D68
MRCOOL DIY 5th Gen 3-Zone 36,000 BTU Ductless Mini Split Air Conditioner & Heat Pump with 35ft. Pre-Charged Line Sets (6K+12K+18K), DIYM336HPW07D68
$6,134.00 -
MrCool
SKU: DIYM336HPC05D46
MRCOOL DIY 5th Gen 3-Zone 30,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump with 50ft. Pre-Charged Line Sets (6K+12K+12K), DIYM336HPC05D46
$8,458.00
R-454B Line Sets
(Showing 24 of 80)Select R-454B Line Sets for residential and light-commercial heating and cooling projects by comparing diameter, length, connection type, and material and refrigerant compatibility. Review the individual listing and equipment documentation before purchase.
Compatibility Notice: Confirm diameter, length, connection type, and material and refrigerant compatibility against the equipment documentation and complete model information before ordering. Similar-looking products may not be interchangeable.
Buyer Guide & FAQs
How do I confirm the correct r-454b line sets?
Start with the complete equipment model, original part or product specification, and intended application. Then compare diameter, length, connection type, and material and refrigerant compatibility before ordering.