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You and your loved ones deserve a break from the summer heat or winter weather when you walk indoors. When you’re feeling the outside feelings move indoors, let the MrCool DIY Multi Zone Mini Split 42k BTU 3 Zone Ductless AC & Heat Pump - 5th Generation - R454B keep the outdoor conditions at bay so you can truly enjoy your living space. Backed by both ETL and UL listings, plus AHRI and Energy Star certifications, this MrCool Mini Split underwent thorough third-party inspection to validate the honesty of every performance, efficiency, and safety claim. Making sure every inch of your 1500 to 1800 square foot space is effectively conditioned, this 42k BTU MrCool AC & Heat Pump can tackle any task you throw its way.

This Bundle Includes:

Accessories
Description / Documents

You and your loved ones deserve a break from the summer heat or winter weather when you walk indoors. When you’re feeling the outside feelings move indoors, let the MrCool DIY Multi Zone Mini Split 42k BTU 3 Zone Ductless AC & Heat Pump - 5th Generation - R454B keep the outdoor conditions at bay so you can truly enjoy your living space. Backed by both ETL and UL listings, plus AHRI and Energy Star certifications, this MrCool Mini Split underwent thorough third-party inspection to validate the honesty of every performance, efficiency, and safety claim. Making sure every inch of your 1500 to 1800 square foot space is effectively conditioned, this 42k BTU MrCool AC & Heat Pump can tackle any task you throw its way.

From installation fees to operational costs, the MrCool DIY Multi Zone Mini Split 42k BTU 3 Zone Ductless AC & Heat Pump - 5th Generation - R454B saves you money at every step of the way. Including the R454B-precharged DIY line sets per air handler while working with the DIYPro armored cable that streamlines the electronic connections between the units, this MrCool AC & Heat Pump can be effortlessly set up by anyone willing to follow the instruction. Even outfitted with gold fin condensers that fight off corrosion, this MrCool Heat Pump can work well in any setting from homes along the coast with salty seawater in the air to areas near industrial plants that can cause wear and tear on your outdoor devices over time.

Providing individual solutions per zone with ease, the MrCool DIY Multi Zone Mini Split 42k BTU 3 Zone Ductless AC & Heat Pump - 5th Generation - R454B gives you everything you need and more to tailor your climate to your preferences. Every air handler gives you access to the Follow Me function, an option that will use sensors in the remote to automatically read in and change the temperature and direction of the airflow to achieve your desired conditions wherever the remote control is located in the room. Even giving you access to adjust any of the settings via the smartphone app, this MrCool Mini Split all but guarantees that you’ll enjoy top-tier conditioned air throughout your space in any season.

When all this impressive hardware is encompassed by a standard warranty that includes 5 years of coverage on parts and 7 years on the compressor, with the option to enroll in the MrCool Care Kit Program, there’s no reason to tolerate subpar heating and cooling any longer. Opt for this 5th Generation 42k BTU MrCool DIY Multi Zone Ductless Mini Split AC & Heat Pump bundle with three indoor air handlers and their line sets today.

Customer Reviews / Q&A
Specifications

System Overview

Model DIYM348HPW05D
AHRI Number 216032595
Bundle Avg Coverage Area 1,750 - 2,100 Sq Ft
Bundle Cooling Capacity 3.5 Ton
Bundle Cooling Efficiency (SEER2) 21.8
Heat Pump Efficiency (HSPF2) 10
Series DIY
Zones 3
Region Compatibility Nationwide

DIY-MULTI6-48HP230D-O Specifications:

Model DIY-MULTI6-48HP230D-O
UPC 840255587471
AHRI Number 216032595
Product Height (in) 52.5
Avg Coverage Area 2,000 - 2,400 Sq Ft
Product Length (in) 16.3
Compressor Inverter
Product Width (in) 37.5
Cooling Capacity 4 Ton
Electrical Phase 1-Phase
Heat Pump Efficiency (HSPF2) 10
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Max Overcurrent Protection 40 amps
Weight (lbs) 223.800000
Primary Heating Capacity 45,001 - 50,000 BTU
Refrigerant R-454b
Cooling Efficiency (SEER2) 21.8
Series DIY
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty 5 Year Parts, 7 Year Compressor
Region Compatibility Nationwide

DIY-06-HP-WMAH-230D25-O Specifications:

Model DIY-06-HP-WMAH-230D25-O
UPC 840255587013
Product Height (in) 11.7
Configuration Wall Mounted
Product Length (in) 7.4
Air Flow Direction Horizontal
Product Width (in) 31.6
Blower Motor Variable Speed
Cooling Capacity Less than 1 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 24.500000
Refrigerant R-454b
Series DIY
Special Features Alexa, Google Assistant, WiFi Capable
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty Lifetime, 5 Year Parts, 7 Year Compressor

DIYCASSETTE06HP-230D25-O Specifications:

Model DIYCASSETTE06HP-230D25-O
UPC 840255587495
Product Height (in) 8.9
Configuration Ceiling Mounted
Product Length (in) 13.2
Air Flow Direction Downflow
Product Width (in) 50.3
Blower Motor Variable Speed
Cooling Capacity Less than 1 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 45.000000
Refrigerant R-454b
Series DIY
Special Features Alexa, Google Assistant, WiFi Capable
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty Lifetime, 5 Year Parts, 7 Year Compressor

DIY-09-HP-WMAH-230D25-O Specifications:

Model DIY-09-HP-WMAH-230D25-O
UPC 840255587020
Product Height (in) 11.7
Configuration Wall Mounted
Product Length (in) 7.4
Air Flow Direction Horizontal
Product Width (in) 31.6
Blower Motor Variable Speed
Cooling Capacity Less than 1 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 24.500000
Refrigerant R-454b
Series DIY
Special Features Alexa, Google Assistant, WiFi Capable
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty Lifetime, 5 Year Parts, 7 Year Compressor

DIYCASSETTE09HP-230D25-O Specifications:

Model DIYCASSETTE09HP-230D25-O
UPC 840255587501
Product Height (in) 8.9
Configuration Ceiling Mounted
Product Length (in) 13.2
Air Flow Direction Downflow
Product Width (in) 50.3
Blower Motor Variable Speed
Cooling Capacity Less than 1 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 45.000000
Refrigerant R-454b
Series DIY
Special Features Alexa, Google Assistant, WiFi Capable
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty Lifetime, 5 Year Parts, 7 Year Compressor

DIY-12-HP-WMAH-230D25-O Specifications:

Model DIY-12-HP-WMAH-230D25-O
UPC 840255587037
Product Height (in) 11.7
Configuration Wall Mounted
Product Length (in) 7.4
Air Flow Direction Horizontal
Product Width (in) 31.6
Blower Motor Variable Speed
Cooling Capacity 1 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 24.500000
Refrigerant R-454b
Series DIY
Special Features Alexa, Google Assistant, WiFi Capable
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty Lifetime, 5 Year Parts, 7 Year Compressor

DIYCASSETTE12HP-230D25-O Specifications:

Model DIYCASSETTE12HP-230D25-O
UPC 840255587518
Product Height (in) 8.9
Configuration Ceiling Mounted
Product Length (in) 13.2
Air Flow Direction Downflow
Product Width (in) 50.3
Blower Motor Variable Speed
Cooling Capacity 1 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 45.000000
Refrigerant R-454b
Series DIY
Special Features Alexa, Google Assistant, WiFi Capable
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty Lifetime, 5 Year Parts, 7 Year Compressor

DIY-09-HP-WMAH-230D25-O Specifications:

Model DIY-09-HP-WMAH-230D25-O
UPC 840255587020
Product Height (in) 11.7
Configuration Wall Mounted
Product Length (in) 7.4
Air Flow Direction Horizontal
Product Width (in) 31.6
Blower Motor Variable Speed
Cooling Capacity Less than 1 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 24.500000
Refrigerant R-454b
Series DIY
Special Features Alexa, Google Assistant, WiFi Capable
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty Lifetime, 5 Year Parts, 7 Year Compressor

DIYCASSETTE09HP-230D25-O Specifications:

Model DIYCASSETTE09HP-230D25-O
UPC 840255587501
Product Height (in) 8.9
Configuration Ceiling Mounted
Product Length (in) 13.2
Air Flow Direction Downflow
Product Width (in) 50.3
Blower Motor Variable Speed
Cooling Capacity Less than 1 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 45.000000
Refrigerant R-454b
Series DIY
Special Features Alexa, Google Assistant, WiFi Capable
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty Lifetime, 5 Year Parts, 7 Year Compressor

DIY-12-HP-WMAH-230D25-O Specifications:

Model DIY-12-HP-WMAH-230D25-O
UPC 840255587037
Product Height (in) 11.7
Configuration Wall Mounted
Product Length (in) 7.4
Air Flow Direction Horizontal
Product Width (in) 31.6
Blower Motor Variable Speed
Cooling Capacity 1 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 24.500000
Refrigerant R-454b
Series DIY
Special Features Alexa, Google Assistant, WiFi Capable
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty Lifetime, 5 Year Parts, 7 Year Compressor

DIYCASSETTE12HP-230D25-O Specifications:

Model DIYCASSETTE12HP-230D25-O
UPC 840255587518
Product Height (in) 8.9
Configuration Ceiling Mounted
Product Length (in) 13.2
Air Flow Direction Downflow
Product Width (in) 50.3
Blower Motor Variable Speed
Cooling Capacity 1 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 45.000000
Refrigerant R-454b
Series DIY
Special Features Alexa, Google Assistant, WiFi Capable
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty Lifetime, 5 Year Parts, 7 Year Compressor

DIY-18-HP-WMAH-230D25-O Specifications:

Model DIY-18-HP-WMAH-230D25-O
UPC 840255587044
Product Height (in) 13.19
Configuration Wall Mounted
Product Length (in) 8.9
Air Flow Direction Horizontal
Product Width (in) 42.52
Blower Motor Variable Speed
Cooling Capacity 1.5 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Max Overcurrent Protection 20 amps
Weight (lbs) 54.010000
Refrigerant R-454b
Series DIY
Suction Line Size 1/2 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty 5 Year Parts, 7 Year Compressor

DIYCASSETTE18HP-230D25-O Specifications:

Model DIYCASSETTE18HP-230D25-O
UPC 840255587525
Product Height (in) 8.9
Configuration Ceiling Mounted
Product Length (in) 13.2
Air Flow Direction Downflow
Product Width (in) 50.3
Blower Motor Variable Speed
Cooling Capacity 1.5 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 45.000000
Refrigerant R-454b
Series DIY
Special Features Alexa, Google Assistant, WiFi Capable
Suction Line Size 1/2 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty Lifetime, 5 Year Parts, 7 Year Compressor

DIY-18-HP-WMAH-230D25-O Specifications:

Model DIY-18-HP-WMAH-230D25-O
UPC 840255587044
Product Height (in) 13.19
Configuration Wall Mounted
Product Length (in) 8.9
Air Flow Direction Horizontal
Product Width (in) 42.52
Blower Motor Variable Speed
Cooling Capacity 1.5 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Max Overcurrent Protection 20 amps
Weight (lbs) 54.010000
Refrigerant R-454b
Series DIY
Suction Line Size 1/2 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty 5 Year Parts, 7 Year Compressor

DIYCASSETTE18HP-230D25-O Specifications:

Model DIYCASSETTE18HP-230D25-O
UPC 840255587525
Product Height (in) 8.9
Configuration Ceiling Mounted
Product Length (in) 13.2
Air Flow Direction Downflow
Product Width (in) 50.3
Blower Motor Variable Speed
Cooling Capacity 1.5 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 45.000000
Refrigerant R-454b
Series DIY
Special Features Alexa, Google Assistant, WiFi Capable
Suction Line Size 1/2 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty Lifetime, 5 Year Parts, 7 Year Compressor

DIY-24-HP-WMAH-230D25-O Specifications:

Model DIY-24-HP-WMAH-230D25-O
UPC 840255587051
Product Height (in) 13.19
Configuration Wall Mounted
Product Length (in) 8.9
Air Flow Direction Horizontal
Product Width (in) 42.52
Blower Motor Variable Speed
Cooling Capacity 2 Ton
Electrical Phase 1-Phase
Line Set Connection Type Quick Connect
Liquid Line Size 3/8 inch
Max Overcurrent Protection 25 amps
Weight (lbs) 54.670000
Refrigerant R-454b
Series DIY
Suction Line Size 5/8 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty 5 Year Parts, 7 Year Compressor

DIY-24-HP-MUAH-230D25-O Specifications:

Model DIY-24-HP-MUAH-230D25-O
UPC 840255588409
Product Height (in) 45
Configuration Floor Mounted
Product Length (in) 21
Air Flow Direction Downflow, Horizontal, Upflow
Product Width (in) 17.5
Blower Motor Multi Speed
Cooling Capacity 2 Ton
Electrical Phase 1-Phase
Heat Strip Compatibility Up to 15 kW
Line Set Connection Type Quick Connect
Liquid Line Size 3/8 inch
Max Overcurrent Protection 15 amps
Weight (lbs) 104.700000
Refrigerant R-454b
Series DIY
Suction Line Size 5/8 inch
System Application Type Ductless Split Systems
Voltage 240
Warranty Lifetime, 5 Year Parts

DIY16-1438-O Specifications:

Model DIY16-1438-O
UPC 840255589154
Product Length (in) 192
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 7.900000
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Warranty None

DIY25-1438-O Specifications:

Model DIY25-1438-O
UPC 840255589161
Product Length (in) 300
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 10.400000
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Warranty None

DIY35-1438C-O Specifications:

Model DIY35-1438C-O
UPC 840255589185
Product Length (in) 420
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 17.600000
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Warranty None

DIY50-1438C-O Specifications:

Model DIY50-1438C-O
UPC 840255589192
Product Height (in) 36.5
Product Width (in) 35.5
Product Length (in) 600
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 24.000000
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Warranty None

DIY16-1438-O Specifications:

Model DIY16-1438-O
UPC 840255589154
Product Length (in) 192
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 7.900000
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Warranty None

DIY16-1412-O Specifications:

Model DIY16-1412-O
UPC 840255587075
Product Length (in) 192
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 13.000000
Suction Line Size 1/2 inch
System Application Type Ductless Split Systems
Warranty None

DIY25-1438-O Specifications:

Model DIY25-1438-O
UPC 840255589161
Product Length (in) 300
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 10.400000
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Warranty None

DIY25-1412-O Specifications:

Model DIY25-1412-O
UPC 840255587099
Product Length (in) 300
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 17.000000
Suction Line Size 1/2 inch
System Application Type Ductless Split Systems
Warranty None

DIY35-1438C-O Specifications:

Model DIY35-1438C-O
UPC 840255589185
Product Length (in) 420
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 17.600000
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Warranty None

DIY35-1412C-O Specifications:

Model DIY35-1412C-O
UPC 840255587136
Product Length (in) 420
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 23.000000
Suction Line Size 1/2 inch
System Application Type Ductless Split Systems
Warranty None

DIY50-1438C-O Specifications:

Model DIY50-1438C-O
UPC 840255589192
Product Height (in) 36.5
Product Width (in) 35.5
Product Length (in) 600
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 24.000000
Suction Line Size 3/8 inch
System Application Type Ductless Split Systems
Warranty None

DIY50-1412C-O Specifications:

Model DIY50-1412C-O
UPC 840255587150
Product Length (in) 600
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 33.000000
Suction Line Size 1/2 inch
System Application Type Ductless Split Systems
Warranty None

DIY16-1412-O Specifications:

Model DIY16-1412-O
UPC 840255587075
Product Length (in) 192
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 13.000000
Suction Line Size 1/2 inch
System Application Type Ductless Split Systems
Warranty None

DIY16-3858-O Specifications:

Model DIY16-3858-O
UPC 840255587082
Product Length (in) 192
Line Set Connection Type Quick Connect
Liquid Line Size 3/8 inch
Weight (lbs) 19.000000
Suction Line Size 5/8 inch
System Application Type Ductless Split Systems
Warranty None

DIY25-1412-O Specifications:

Model DIY25-1412-O
UPC 840255587099
Product Length (in) 300
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 17.000000
Suction Line Size 1/2 inch
System Application Type Ductless Split Systems
Warranty None

DIY25-3858-O Specifications:

Model DIY25-3858-O
UPC 840255587112
Product Length (in) 300
Line Set Connection Type Quick Connect
Liquid Line Size 3/8 inch
Weight (lbs) 19.000000
Suction Line Size 5/8 inch
System Application Type Ductless Split Systems
Warranty None

DIY35-1412C-O Specifications:

Model DIY35-1412C-O
UPC 840255587136
Product Length (in) 420
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 23.000000
Suction Line Size 1/2 inch
System Application Type Ductless Split Systems
Warranty None

DIY35-3858C-O Specifications:

Model DIY35-3858C-O
UPC 840255587143
Product Length (in) 420
Line Set Connection Type Quick Connect
Liquid Line Size 3/8 inch
Weight (lbs) 23.000000
Suction Line Size 5/8 inch
System Application Type Ductless Split Systems
Warranty None

DIY50-1412C-O Specifications:

Model DIY50-1412C-O
UPC 840255587150
Product Length (in) 600
Line Set Connection Type Quick Connect
Liquid Line Size 1/4 inch
Weight (lbs) 33.000000
Suction Line Size 1/2 inch
System Application Type Ductless Split Systems
Warranty None

DIY50-3858C-O Specifications:

Model DIY50-3858C-O
UPC 840255587167
Product Length (in) 600
Line Set Connection Type Quick Connect
Liquid Line Size 3/8 inch
Weight (lbs) 37.000000
Suction Line Size 5/8 inch
System Application Type Ductless Split Systems
Warranty None

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