- Two brass couplers, 3/8″ and 5/8″ — for MRCOOL DIY 24K and 36K indoor units
- Includes 75 ft DIY Pro Cable — pre-terminated, plug-and-play
- Joins two MRCOOL DIY quick-connect line sets to extend a single zone
- Works with MRCOOL DIY 4th Gen (R-410A) and 5th Gen (R-454B) equipment
- Maximum 75 ft total line length per zone
- Genuine MRCOOL OEM part — UPC 810063869588
MR. COOL
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$5,188.00Complete 4-zone MRCOOL Olympus heat pump system: MULTI6-48HP230C-O condenser plus 4 × O-12-HP-WMAH-230C-O 12,000 BTU air handlers. R-454B, 208/230V. MRCOOL-listed pairing — no matching required. Line sets sold separately.
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$3,974.00Complete 4-zone MRCOOL Olympus heat pump system: MULTI5-36HP230C-O condenser plus 4 × O-09-HP-WMAH-230C-O 9,000 BTU air handlers. R-454B, 208/230V. MRCOOL-listed pairing — no matching required. Line sets sold separately.
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$3,036.00Complete 3-zone MRCOOL Olympus heat pump system: MULTI4-27HP230C-O condenser plus 3 × O-09-HP-WMAH-230C-O 9,000 BTU air handlers. R-454B, 208/230V. MRCOOL-listed pairing — no matching required. Line sets sold separately.
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$2,208.00Complete 2-zone MRCOOL Olympus heat pump system: MULTI3-18HP230C-O condenser plus 2 × O-09-HP-WMAH-230C-O 9,000 BTU air handlers. R-454B, 208/230V. MRCOOL-listed pairing — no matching required. Line sets sold separately.
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$7,922.00Complete 6-zone MRCOOL DIY 5th Generation heat pump system: DIY-MULTI6-55HP230D-O condenser plus 6 × DIY-12-HP-WMAH-230D25-O 12,000 BTU air handlers. R-454B, 208/230V. MRCOOL-listed pairing — no matching required. Line sets sold separately.
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$6,399.00Complete 6-zone MRCOOL DIY 5th Generation heat pump system: DIY-MULTI6-48HP230D-O condenser plus 6 × DIY-09-HP-WMAH-230D25-O 9,000 BTU air handlers. R-454B, 208/230V. MRCOOL-listed pairing — no matching required. Line sets sold separately.
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$5,185.00Complete 5-zone MRCOOL DIY 5th Generation heat pump system: DIY-MULTI5-36HP230D-O condenser plus 5 × DIY-09-HP-WMAH-230D25-O 9,000 BTU air handlers. R-454B, 208/230V. MRCOOL-listed pairing — no matching required. Line sets sold separately.
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$4,213.00Complete 4-zone MRCOOL DIY 5th Generation heat pump system: DIY-MULTI4-27HP230D-O condenser plus 4 × DIY-09-HP-WMAH-230D25-O 9,000 BTU air handlers. R-454B, 208/230V. MRCOOL-listed pairing — no matching required. Line sets sold separately.
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$2,914.00Complete 3-zone MRCOOL DIY 5th Generation heat pump system: DIY-MULTI3-18HP230D-O condenser plus 3 × DIY-06-HP-WMAH-230D25-O 6,000 BTU air handlers. R-454B, 208/230V. MRCOOL-listed pairing — no matching required. Line sets sold separately.
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$448.00 -
$193.00- Two brass couplers, 3/8″ and 5/8″ — for MRCOOL DIY 24K and 36K indoor units
- Includes 75 ft communication wire (not the DIY Pro Cable)
- Joins two MRCOOL DIY quick-connect line sets to extend a single zone
- Quick-connect fittings — no brazing, no vacuum pump
- Maximum 75 ft total line length per zone
- Genuine MRCOOL OEM part — UPC 810035933286
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$424.00
- Joins two MRCOOL DIY quick-connect line sets to extend a single zone
- Includes 1/4″ and 1/2″ brass couplers — for 6K, 9K, 12K and 18K indoor units
- Includes 75 ft DIY Pro Cable — replaces the standard 25 ft communication cable
- Works with MRCOOL DIY 4th Gen (R-410A) and 5th Gen (R-454B) equipment
- Maximum 75 ft total line length per zone
- Genuine MRCOOL OEM part — UPC 810063869571
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$659.00- 50-foot pre-flared R-454B line set — for MRCOOL DIY 24K and 36K indoor units
- Line sizes: 3/8″ liquid + 5/8″ suction
- Includes 75 ft DIY Pro Cable — pre-terminated, plug-and-play electrical connection
- Quick-connect flare fittings — no vacuum pump or flaring tools required
- Foam-insulated lines reduce energy loss and condensation
- Genuine MRCOOL OEM part — UPC 840255587167
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$3,679.00- Complete single-zone system — cassette + condenser + 25 ft lineset
- Cassette: DIYCASSETTE18HP-230D25-O
- Condenser: DIYHH-18-HP-C-230D25-O Hyper Heat
- 18,000 BTU / 1.5 Ton · 21 SEER2 · 230V
- MRCOOL® DIY® 5th Generation OuttaSight™
- Pre-charged R-454B refrigerant
- Covers approx. 700-1,000 sq. ft.
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$3,261.00- Complete single-zone system — cassette + condenser + 25 ft lineset
- Cassette: DIYCASSETTE12HP-230D25-O
- Condenser: DIYHH-12-HP-C-230D25-O Hyper Heat
- 12,000 BTU / 1 Ton · 23 SEER2 · 230V
- MRCOOL® DIY® 5th Generation OuttaSight™
- Pre-charged R-454B refrigerant
- Covers approx. 450-700 sq. ft.
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$256.00MRCOOL MVPHK20 — MRCOOL VersaPro Heat Kit 20kW The MRCOOL MVPHK20 (manufacturer part MVPHK20) is a genuine OEM heat kit available at Cedars HVAC, your trusted source for heating, cooling, and refrigeration parts. We stock this heat kit for fast nationwide shipping direct from the distribution center, so contractors, facility […]
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$216.00
MRCOOL MVPHK15 — MRCOOL VersaPro Heat Kit 15kW The MRCOOL MVPHK15 (manufacturer part MVPHK15) is a genuine OEM heat kit available at Cedars HVAC, your trusted source for heating, cooling, and refrigeration parts. We stock this heat kit for fast nationwide shipping direct from the distribution center, so contractors, facility […]
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$176.00
MRCOOL MVPHK10 — MRCOOL VersaPro Heat Kit 10kW The MRCOOL MVPHK10 (manufacturer part MVPHK10) is a genuine OEM heat kit available at Cedars HVAC, your trusted source for heating, cooling, and refrigeration parts. We stock this heat kit for fast nationwide shipping direct from the distribution center, so contractors, facility […]
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$1,896.00- 24K BTU MRCOOL DIY Select complete system 230V
- Includes air handler condenser and 11.5ft install kit
- R-454B refrigerant no vacuum pump needed
- True DIY installation
- Free shipping
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MRCOOL® DIY50-1438C-O — R-454B 50ft 1/4″ + 3/8″ Lineset for DIY 6K, 9K & 12K Indoor w/ DIY Pro Cable
$584.00- 50-foot pre-flared R-454B line set — compatible with DIY 6K, 9K & 12K Indoor w/ DIY Pro Cable
- 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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$596.00
- 50-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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$562.00
- 35-foot pre-flared R-454B line set — compatible with DIY 24K & 36K Indoor w/ DIY Pro Cable
- Line sizes: 3/8″ + 5/8″ — 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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$499.00
- 35-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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$507.00
- 35-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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$118.00- Heavy-duty wall bracket for 24K & 36K mini-split condensers
- Reinforced for larger, heavier outdoor units
- Galvanized steel — rust and weather resistant
- Elevates condenser off ground for better protection
- MRCOOL OEM bracket — guaranteed fit for DIY 5th Gen 24K & 36K
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$610.00
- 25-foot pre-flared R-454B line set — compatible with DIY 24K & 36K Indoor w/ DIY Pro Cable
- Line sizes: 3/8″ + 5/8″ — 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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$74.00- Heavy-duty wall bracket for 9K, 12K & 18K mini-split condensers
- Keeps condenser off the ground — protects from flooding and debris
- Galvanized steel construction — rust-resistant for outdoor use
- Universal fit for MRCOOL and most mini-split brands
- Required for most wall-mount installations
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$454.00
- 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
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$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
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$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
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$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
