- 25-foot pre-flared R-454B line set — compatible with DIY 24K & 36K Indoor Indoor
- Line sizes: 3/8″ + 5/8″ — correct fit for your MRCOOL system
- R-454B compatible — works with all MRCOOL 5th Gen and current systems
- Pre-flared ends — no flaring tools required
- Ships fast — free standard shipping
Shop HVAC Parts, Tools & Equipment
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$454.00 -
$130.00- 16-piece complete line set cover kit in gray
- 4.5″ channel — fits most mini-split and central system line sets
- Gray finish — ideal for darker exterior walls and siding
- UV-resistant PVC — built for outdoor use
- Complete kit — no additional pieces needed
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$789.00- 4,500 watt dual-element heating — fast, reliable hot water
- 50-gallon tank — high-capacity for larger families, tall design
- Tall-profile design for standard utility rooms
- Free shipping — delivered to your door
- Authorized MRCOOL distributor — full warranty coverage
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MRCOOL® DIY25-1438C-O — R-454B 25ft 1/4″ + 3/8″ Lineset for DIY 6K, 9K & 12K Indoor w/ DIY Pro Cable
$406.00- 25-foot pre-flared R-454B line set — compatible with DIY 6K, 9K & 12K w/ DIY Pro Cable
- Line sizes: 1/4″ + 3/8″ — correct fit for your MRCOOL system
- Includes DIY Pro Cable — plug-and-play electrical connection for DIY installations
- R-454B compatible — works with all MRCOOL 5th Gen and current systems
- Pre-flared ends — no flaring tools required
- Ships fast — free standard shipping
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$129.00
- 16-piece complete line set cover kit — everything needed to conceal line sets
- 4.5″ channel — fits most mini-split and central system line sets
- Clean white finish — blends with exterior walls
- UV-resistant PVC — built for outdoor durability
- DIY-friendly installation — no special tools
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$916.00
- 4,500 watt dual-element heating — fast, reliable hot water
- 50-gallon tank — ideal for larger families, 4-5 people
- Standard profile — easy replacement for most homes
- Free shipping — delivered to your door
- Authorized MRCOOL distributor — full warranty coverage
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$883.00- 15,000 BTU cooling + heat pump heating — 2.5kW electric heat strip
- 9.6 EER efficiency rating — commercial-grade performance
- 265V single-phase — standard PTAC voltage
- Heat pump provides efficient heating + cooling year-round
- Ideal for hotels, motels, apartments, and commercial spaces
- Free shipping — dropship delivery
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$261.00
- 25-foot pre-flared R-454B line set — compatible with DIY 6K, 9K & 12K Indoor
- Line sizes: 1/4″ + 3/8″ — correct fit for your MRCOOL system
- R-454B compatible — works with all MRCOOL 5th Gen and current systems
- Pre-flared ends — no flaring tools required
- Ships fast — free standard shipping
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$427.00- 20kW electric heat kit — maximum heating power for large systems
- 68,240 BTU with integrated circuit breaker
- For MRCOOL Signature Series MAHM air handlers
- Plug-and-play into compatible air handlers
- MRCOOL OEM — guaranteed compatibility
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$745.00
- 4,500 watt dual-element heating — fast, reliable hot water
- 40-gallon tank — popular size for 3-4 person households, tall design
- Tall-profile design for standard utility rooms
- Free shipping — delivered to your door
- Authorized MRCOOL distributor — full warranty coverage
-
$842.00
- 12,000 BTU cooling + heat pump heating — 3.5kW electric heat strip
- 10.5 EER efficiency rating — commercial-grade performance
- 265V single-phase — standard PTAC voltage
- Heat pump provides efficient heating + cooling year-round
- Ideal for hotels, motels, apartments, and commercial spaces
- Free shipping — dropship delivery
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$433.00
- 25-foot pre-flared R-454B line set — compatible with DIY 18K Indoor w/ DIY Pro Cable
- Line sizes: 1/4″ + 1/2″ — correct fit for your MRCOOL system
- Includes DIY Pro Cable — plug-and-play electrical connection for DIY installations
- R-454B compatible — works with all MRCOOL 5th Gen and current systems
- Pre-flared ends — no flaring tools required
- Ships fast — free standard shipping
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$292.00
- 15kW electric heat kit with integrated circuit breaker
- 51,180 BTU — ideal for larger air handler systems
- For MRCOOL Signature Series MAHM air handlers
- Direct plug-in installation
- MRCOOL OEM part
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$861.00
- 4,500 watt dual-element heating — fast, reliable hot water
- 40-gallon tank — most popular size for 3-4 person households
- Standard profile — easy replacement for most homes
- Free shipping — delivered to your door
- Authorized MRCOOL distributor — full warranty coverage
-
$819.00
- 9,000 BTU cooling + heat pump heating — 3.5kW electric heat strip
- 11.3 EER efficiency rating — commercial-grade performance
- 265V single-phase — standard PTAC voltage
- Heat pump provides efficient heating + cooling year-round
- Ideal for hotels, motels, apartments, and commercial spaces
- Free shipping — dropship delivery
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$1,365.00- 10,000 BTU all-in-one monoblock heat pump — no line set required
- 115V single-phase — standard household outlet compatible
- R-32 refrigerant — eco-friendly, low GWP
- Heats and cools — year-round comfort in one unit
- Perfect for garages, sunrooms, additions, and small spaces
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$252.00
- 25-foot pre-flared R-454B line set — compatible with DIY 18K Indoor
- Line sizes: 1/4″ + 1/2″ — correct fit for your MRCOOL system
- R-454B compatible — works with all MRCOOL 5th Gen and current systems
- Pre-flared ends — no flaring tools required
- Ships fast — free standard shipping
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$191.00
- 10kW electric heat kit with integrated circuit breaker
- For MRCOOL Signature Series MAHM split air handlers
- 34,120 BTU of electric resistance heat
- Plug-and-play installation into air handler
- MRCOOL OEM part — guaranteed fit
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$780.00
- 4,500 watt dual-element heating — fast, reliable hot water
- 38-gallon tank — solid capacity for 2-3 person households
- HeatWise™ low-profile design fits tight spaces
- Free shipping — delivered to your door
- Authorized MRCOOL distributor — full warranty coverage
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$818.00
- 12,000 BTU cooling — 3.5kW electric heat strip
- 10.7 EER efficiency rating — commercial-grade performance
- 265V single-phase — standard PTAC voltage
- Electric resistance heat — reliable supplemental heating
- Ideal for hotels, motels, apartments, and commercial spaces
- Free shipping — dropship delivery
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$114.00- Smart Wi-Fi thermostat with color touchscreen display
- 24V compatible — works with MRCOOL and most HVAC systems
- Remote control via MRCOOL app
- 7-day programmable scheduling
- Supports additional room sensors (MST07S)
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$268.00
- 16-foot pre-flared R-454B line set — compatible with DIY 24K & 36K Indoor
- Line sizes: 3/8″ + 5/8″ — correct fit for your MRCOOL system
- R-454B compatible — works with all MRCOOL 5th Gen and current systems
- Pre-flared ends — no flaring tools required
- Ships fast — free standard shipping
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$160.00
- 5kW electric heat kit for MRCOOL Signature Series package units
- Adds electric resistance heat to packaged systems
- Direct-fit installation — designed for MRCOOL package units
- MRCOOL OEM part — guaranteed compatibility
- Free shipping
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$813.00
- 4,500 watt dual-element heating — fast, reliable hot water
- 30-gallon tank — great for small families or apartments
- Standard profile — easy replacement for most homes
- Free shipping — delivered to your door
- Authorized MRCOOL distributor — full warranty coverage
-
$792.00
- 9,000 BTU cooling — 3.5kW electric heat strip
- 11.3 EER efficiency rating — commercial-grade performance
- 265V single-phase — standard PTAC voltage
- Electric resistance heat — reliable supplemental heating
- Ideal for hotels, motels, apartments, and commercial spaces
- Free shipping — dropship delivery
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$111.00- Wi-Fi enabled smart thermostat for MRCOOL mini-splits
- 24V compatibility — works with most MRCOOL ductless systems
- Control from anywhere via smartphone app
- Programmable schedules for energy savings
- Compact, clean design — easy wall installation
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$224.00
- 16-foot pre-flared R-454B line set — compatible with DIY 6K, 9K & 12K Indoor
- Line sizes: 1/4″ + 3/8″ — correct fit for your MRCOOL system
- R-454B compatible — works with all MRCOOL 5th Gen and current systems
- Pre-flared ends — no flaring tools required
- Ships fast — free standard shipping
-
$236.00
- 16-foot pre-flared R-454B line set — compatible with DIY 18K Indoor
- Line sizes: 1/4″ + 1/2″ — correct fit for your MRCOOL system
- R-454B compatible — works with all MRCOOL 5th Gen and current systems
- Pre-flared ends — no flaring tools required
- Ships fast — free standard shipping
-
$746.00
- 4,500 watt dual-element heating — fast, reliable hot water
- 28-gallon tank — suitable for 1-2 person households
- HeatWise™ low-profile design fits tight spaces
- Free shipping — delivered to your door
- Authorized MRCOOL distributor — full warranty coverage
-
$774.00
- 7,000 BTU cooling — 2.5kW electric heat strip
- 11.9 EER efficiency rating — commercial-grade performance
- 265V single-phase — standard PTAC voltage
- Electric resistance heat — reliable supplemental heating
- Ideal for hotels, motels, apartments, and commercial spaces
- Free shipping — dropship delivery
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$146.00
- 5kW electric heat kit with integrated circuit breaker
- For MRCOOL Signature Series MAHM split air handlers
- Adds electric resistance heat to your air handler
- Plug-and-play installation — fits directly into air handler
- MRCOOL OEM part — guaranteed compatibility
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$2,748.35- 12,000 BTU compact refrigeration system
- R-32 refrigerant — eco-friendly, low GWP
- Ideal for server rooms, wine cellars, small commercial spaces
- Dropship direct — free shipping
- Backed by MRCOOL warranty
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$7,710.00- 5 Ton / 60,000 BTU DC EVI inverter packaged heat pump
- R-32 refrigerant — low-GWP, high efficiency
- 18 SEER2 efficiency rating
- Single phase 208-230V
- WiFi via MRCOOL Connect app
- Solar assist capable
- Through-wall or duct-mount installation
- 3-year compressor warranty
- Professional installation required
- Free shipping included
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$7,281.00
- 4 Ton / 48,000 BTU DC EVI inverter packaged heat pump
- R-32 refrigerant — low-GWP, high efficiency
- 18 SEER2 efficiency rating
- Single phase 208-230V
- WiFi via MRCOOL Connect app
- Solar assist capable
- Through-wall or duct-mount installation
- 3-year compressor warranty
- Professional installation required
- Free shipping included
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$6,324.00
- 3 Ton / 36,000 BTU DC EVI inverter packaged heat pump
- R-32 refrigerant — low-GWP, high efficiency
- 18 SEER2 efficiency rating
- Single phase 208-230V
- WiFi via MRCOOL Connect app
- Solar assist capable
- Through-wall or duct-mount installation
- 3-year compressor warranty
- Professional installation required
- Free shipping included
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$6,301.00- 5 Ton / 110,000 BTU gas input — gas/electric combo packaged unit
- 13.4 SEER2 cooling / 81% AFUE heating
- R-454B next-generation A2L refrigerant
- Multi-position: rooftop or horizontal
- 5-burner rotary compressor
- 4-speed ECM blower motor
- LP conversion kit included
- AHRI / UL / CSA / ETL certified
- 4th Generation platform
- Professional installation required
- Free shipping included
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$4,629.00
- 3 Ton / 90,000 BTU gas input — gas/electric combo packaged unit
- 13.4 SEER2 cooling / 81% AFUE heating
- R-454B next-generation A2L refrigerant
- Multi-position: rooftop or horizontal
- 5-burner rotary compressor
- 4-speed ECM blower motor
- LP conversion kit included
- AHRI / UL / CSA / ETL certified
- 4th Generation platform
- Professional installation required
- Free shipping included
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$4,431.00
- 2.5 Ton / 60,000 BTU gas input — gas/electric combo packaged unit
- 13.4 SEER2 cooling / 81% AFUE heating
- R-454B next-generation A2L refrigerant
- Multi-position: rooftop or horizontal
- 5-burner rotary compressor
- 4-speed ECM blower motor
- LP conversion kit included
- AHRI / UL / CSA / ETL certified
- 4th Generation platform
- Professional installation required
- Free shipping included
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$4,225.00
- 2 Ton / 60,000 BTU gas input — gas/electric combo packaged unit
- 13.4 SEER2 cooling / 81% AFUE heating
- R-454B next-generation A2L refrigerant
- Multi-position: rooftop or horizontal
- 5-burner rotary compressor
- 4-speed ECM blower motor
- LP conversion kit included
- AHRI / UL / CSA / ETL certified
- 4th Generation platform
- Professional installation required
- Free shipping included
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$5,286.00- 5 Ton / 230V all-in-one horizontal packaged heat pump
- R-454B next-generation A2L refrigerant
- DC inverter compressor — variable capacity, lower energy bills
- Rooftop or horizontal ground-level installation
- Optional electric heat kits 5–20 kW
- Galvanized steel weatherproof cabinet
- Intelligent defrost control
- 4th Generation platform
- Professional installation required
- Free shipping included
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$4,956.00
- 3.5 Ton / 230V all-in-one horizontal packaged heat pump
- R-454B next-generation A2L refrigerant
- DC inverter compressor — variable capacity, lower energy bills
- Rooftop or horizontal ground-level installation
- Optional electric heat kits 5–20 kW
- Galvanized steel weatherproof cabinet
- Intelligent defrost control
- 4th Generation platform
- Professional installation required
- Free shipping included
-
$3,948.00
- 3 Ton / 230V all-in-one horizontal packaged heat pump
- R-454B next-generation A2L refrigerant
- DC inverter compressor — variable capacity, lower energy bills
- Rooftop or horizontal ground-level installation
- Optional electric heat kits 5–20 kW
- Galvanized steel weatherproof cabinet
- Intelligent defrost control
- 4th Generation platform
- Professional installation required
- Free shipping included
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$3,461.00
- 2.5 Ton / 230V all-in-one horizontal packaged heat pump
- R-454B next-generation A2L refrigerant
- DC inverter compressor — variable capacity, lower energy bills
- Rooftop or horizontal ground-level installation
- Optional electric heat kits 5–20 kW
- Galvanized steel weatherproof cabinet
- Intelligent defrost control
- 4th Generation platform
- Professional installation required
- Free shipping included
-
$3,252.00
- 2 Ton / 230V all-in-one horizontal packaged heat pump
- R-454B next-generation A2L refrigerant
- DC inverter compressor — variable capacity, lower energy bills
- Rooftop or horizontal ground-level installation
- Optional electric heat kits 5–20 kW
- Galvanized steel weatherproof cabinet
- Intelligent defrost control
- 4th Generation platform
- Professional installation required
- Free shipping included
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$5,278.00- 5 Ton / 60,000 BTU DC inverter heat pump with multi-position air handler
- 208-230V / 60Hz single-phase
- Up to 18.6 SEER2 efficiency
- Operates -22°F to 122°F — extreme range performance
- R-454B next-generation A2L refrigerant
- EXV (Electronic Expansion Valve) metering for maximum efficiency
- Up to 164 ft. maximum lineset length for flexible placement
- Compatible with No-Vac pre-charged line sets
- 10-year parts + 10-year compressor + 2-year labor warranty
- Professional installation required
- Free shipping included
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$4,909.00
- 4 Ton / 48,000 BTU DC inverter heat pump with multi-position air handler
- 208-230V / 60Hz single-phase
- Up to 18.6 SEER2 efficiency
- Operates -22°F to 122°F — extreme range performance
- R-454B next-generation A2L refrigerant
- EXV (Electronic Expansion Valve) metering for maximum efficiency
- Up to 164 ft. maximum lineset length for flexible placement
- Compatible with No-Vac pre-charged line sets
- 10-year parts + 10-year compressor + 2-year labor warranty
- Professional installation required
- Free shipping included
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$4,469.00
- 3 Ton / 36,000 BTU DC inverter heat pump with multi-position air handler
- 208-230V / 60Hz single-phase
- Up to 18.6 SEER2 efficiency
- Operates -22°F to 122°F — extreme range performance
- R-454B next-generation A2L refrigerant
- EXV (Electronic Expansion Valve) metering for maximum efficiency
- Up to 164 ft. maximum lineset length for flexible placement
- Compatible with No-Vac pre-charged line sets
- 10-year parts + 10-year compressor + 2-year labor warranty
- Professional installation required
- Free shipping included
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$4,007.00
- 2.5 Ton / 30,000 BTU DC inverter heat pump with multi-position air handler
- 208-230V / 60Hz single-phase
- Up to 18.6 SEER2 efficiency
- Operates -22°F to 122°F — extreme range performance
- R-454B next-generation A2L refrigerant
- EXV (Electronic Expansion Valve) metering for maximum efficiency
- Up to 164 ft. maximum lineset length for flexible placement
- Compatible with No-Vac pre-charged line sets
- 10-year parts + 10-year compressor + 2-year labor warranty
- Professional installation required
- Free shipping included
