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MRCOOL 27K BTU Ceiling Cassette Mini Split System 5th Gen 2-Zone 230V 18+18

By MRCOOL | Model: DIY-MULTI4-27HP230D-O / DIYCASSETTE18HP-230D25-O-2 | ID: 50301
No Sales Tax - in most states excluding California
Manufacturer Warranty Included
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Product Details

MRCOOL 27K BTU Mini Split Heat Pump Condenser DIY 5th Gen 4 Zone R454B DIY-MULTI4-27HP230D-O

The MRCOOL DIY 5th Generation 27,000 BTU Multi Zone Mini Split Condenser is a high performance comfort solution designed to heat and cool up to four separate spaces, covering approximately 1,000 to 1,200 square feet. Built with true DIY installation in mind, this system allows homeowners to install without the need for an HVAC professional, delivering significant savings on installation costs.

With strong efficiency ratings of up to 23 SEER2 and 9.5 HSPF2-4, this condenser delivers dependable year round comfort while keeping energy usage under control. It supports up to four indoor air handlers, offering customized temperature control across multiple zones. Installation is simplified with patented Quick Connect line sets pre charged with environmentally friendly R 454B refrigerant. These line sets are sold separately and eliminate the need for vacuum pumps or specialized HVAC tools.

Comfort control is enhanced through the SmartHVAC app, allowing users to adjust temperatures, set schedules, and monitor energy usage directly from a mobile device. Voice control compatibility with Amazon Alexa and Google Assistant provides hands free convenience. Designed for long term durability, this condenser includes the DIYPRO cable to remove the need for electrical conduit and is Intertek listed for safety and performance. Backed by one of the best warranties in the HVAC industry, this system delivers reliable performance and peace of mind.

Key Features

  • DIY Installation: Designed for easy installation without professional HVAC assistance
  • Multi Zone Capability: Supports up to four indoor air handlers
  • High Efficiency: Up to 23 SEER2 and 9.5 HSPF2-4 ratings
  • R 454B Refrigerant: Eco friendly refrigerant for improved sustainability
  • Quick Connect Line Sets: Pre charged for fast installation (sold separately)
  • Smart Control: SmartHVAC app with Amazon Alexa and Google Assistant support
  • DIYPRO Cable Included: Eliminates the need for electrical conduit
  • Follow Me Function: Remote tracks temperature around you for enhanced comfort
  • Certified Quality: Intertek listed for tested safety and performance

MRCOOL 18,000 BTU OuttaSight Ceiling Cassette Air Handler Mini Split 230V DIYCASSETTE18HP-230D25-O x2

The MRCOOL® DIY® Series 5th Generation OuttaSight® 18,000 BTU One-Way Ceiling Cassette delivers powerful and energy-efficient heating and cooling for areas up to 800 square feet. Designed for hassle-free installation, this ceiling-mounted mini split cassette eliminates the need for specialized HVAC tools, offering a cost-effective and straightforward setup for both residential and light commercial spaces.

Ideal for single-zone and multi-zone mini split systems, this unit installs flush between standard 16-inch ceiling joists, including pre-manufactured I-joists. Its low-profile, modern design provides a sleek and discreet appearance, making it perfect for both new construction and retrofit projects without taking up valuable wall or floor space.

The MRCOOL® OuttaSight® 18K Cassette connects easily to the MRCOOL® DIY® Quick Connect® line set, which comes pre-charged with eco-friendly R-454B refrigerant, removing the need for vacuuming and simplifying installation. Advanced filtration technology enhances indoor air quality, while the Elevation™ filter access system allows the panel to lower for easy maintenance and cleaning.

With whisper-quiet operation, multiple operating modes, and smart connectivity options, this cassette can be controlled via wireless remote, SmartHVAC app, Amazon Alexa, or Google Assistant, providing complete convenience and customizable comfort. Backed by an industry-leading warranty, the MRCOOL® OuttaSight® 18K Ceiling Cassette ensures reliable performance and year-round climate control.

Product Features & Benefits

  • 18,000 BTU ceiling cassette mini split for heating and cooling up to 800 sq. ft.
  • Low-profile, flush-mounted design for a sleek, modern appearance
  • Fits between standard 16-inch ceiling joists, including engineered I-joists
  • Compatible with MRCOOL® DIY® single-zone and multi-zone mini split systems
  • DIY-friendly installation with no ductwork or wall space required
  • Works with MRCOOL® DIY® Quick Connect® pre-charged line sets
  • Pre-charged with eco-friendly R-454B refrigerant, no vacuuming needed
  • Two-stage DC motor for efficient and consistent airflow
  • Advanced filtration system to improve indoor air quality
  • Elevation™ function lowers the filter panel for easy maintenance
  • Swing airflow technology for uniform air distribution throughout the room
  • Multiple operating modes for customized comfort
  • Ultra-quiet operation for bedrooms, offices, and living spaces
  • Wireless remote included for easy control
  • Smart control via SmartHVAC app, Amazon Alexa, and Google Assistant
  • Energy-efficient design helps reduce utility costs
  • Backed by MRCOOL® warranty: limited lifetime warranty, 7-year compressor warranty, and 5-year parts warranty

View More 2 Zone Mini Splits

Specifications

MRCOOL 27K BTU Mini Split Heat Pump Condenser DIY 5th Gen 4 Zone R454B DIY-MULTI4-27HP230D-O

Brand MRCOOL SKU DIY-MULTI4-27HP230D-O
Cooling Capacity 26,000 BTU/h Heating Capacity 26,000 BTU/h
Tonnage 2.25 Ton Zone Capacity Up to 4 Zones
SEER2 23 EER2 12
HSPF2-4 9.5 HSPF2-5 7
Refrigerant Type R-454B Refrigerant Volume 84.66 oz
Voltage 208/230V Phase 1
Cycle 60 Hz Inverter Type DC Inverter
Max Fuse Breaker 25 A Min Circuit Ampacity 23 A
Decibel Rating 61 dBA Color White
Line Set Length 25 ft Max Line Set Length 221.4 ft
Liquid Line Size 1/4 in Suction Line Size 3/8 in
Compressor Motor Type Rotary Net Weight 140.21 lbs
Net Dimensions (WxHxD) 37.24 x 31.89 x 16.14 in Gross Weight 151 lbs
Replaces DIY-MULTI3-27HP230C UPC 840255587457

MRCOOL 18,000 BTU OuttaSight Ceiling Cassette Air Handler Mini Split 230V DIYCASSETTE18HP-230D25-O x2

Brand MRCOOL Model DIYCASSETTE18HP-230D25-O
CFM 400 / 352 / 300 / 207 / 207 Cooling Capacity (BTU) 18800
Heating Capacity (BTU) 22700 Voltage (V) 208-230
Phase 1 Cycle 60
Max Fuse Breaker (A) 15 Min Circuit Ampacity (A) 3
Mount Type Ceiling Replaces DIYCASSETTE18HP-230C25
Rated Load 1.2 Max Coverage Area 800
Refrigerant Type R-454B Decibel Rating (DBA) 41.5
Decibel Rating Low (DBA) 26 Decibel Rating High (DBA) 44
Air Flow Direction 1-Way Liquid Line Size 1/4
Suction Line Size 1/2 Blower Motor RPM 1344 / 1184 / 1024
Filter Type Reusable Fan Only Option Yes
Quiet Mode Yes Sleep Mode Yes
Auto Cool Yes Wifi Compatibility Yes
App Compatibility Yes Works With IOS Yes
Works With Android Yes Remote Control Included Yes
Registered Warranty Limited Lifetime Compressor Base Warranty 5-Year Part/7-Year Compressor
Has Batteries Yes Contains Electronics Yes
Contains Chemicals Yes Contains Aerosol Yes
Contains Compressed Gas Yes Proposition 65 Warning Yes
Restricted States GU;PR;VI Net Depth (IN) 13.19
Net Height (IN) 8.98 Net Width (IN) 50.31
Net Weight (LBS) 45 Gross Depth (IN) 22.48
Gross Height (IN) 22.64 Gross Width (IN) 57.6
Warranty

MRCOOL 27K BTU Mini Split Heat Pump Condenser DIY 5th Gen 4 Zone R454B DIY-MULTI4-27HP230D-O

Warranty Coverage
Parts 5 Years
Compressor 7 Years

MRCOOL 18,000 BTU OuttaSight Ceiling Cassette Air Handler Mini Split 230V DIYCASSETTE18HP-230D25-O x2

Warranty Type Compressor Parts
Standard Warranty 7-Years 5-Years
Documents

MRCOOL 27K BTU Mini Split Heat Pump Condenser DIY 5th Gen 4 Zone R454B DIY-MULTI4-27HP230D-O

Brochure

Installation Manual

Remote Manual

Service Manual

Warranty Document

MRCOOL 18,000 BTU OuttaSight Ceiling Cassette Air Handler Mini Split 230V DIYCASSETTE18HP-230D25-O x2

OuttaSight Brochure

OuttaSight Installation Manual

OuttaSight Specification Sheet

OuttaSight Remote Manual

OuttaSight Service Manual

OuttaSight Warranty Information

Shipping

We ship freight to the 48 contiguous states, excluding Hawaii and Alaska. Some shipping restrictions may apply. Liftgate services may incur an additional fee, which can be added at checkout.

Order Processing: Orders are processed within 1-3 business days (excluding weekends). Orders placed on Fridays will be processed the next business day. Once shipped, you’ll receive an email confirmation with tracking details. Backordered products may have longer processing times, and we will notify you of any delays.

Arrival of Goods: Freight delivery times depend on the carrier's schedule and routing. Estimated delivery times are provided at checkout. The carrier will contact you to arrange delivery, and you must be present to sign for the shipment.

Damages: Upon delivery, inspect your shipment carefully for any damage or discrepancies. Note any issues on the carrier’s delivery receipt and notify us within 24 hours. Claims made after this timeframe may be denied. Photographic proof is required for processing claims. Report damages or discrepancies immediately at support@hvacstore.com.

Returns: For returns unrelated to damage, contact us at support@hvacstore.com for authorization. Return shipping costs are the customer’s responsibility, and a 20% restocking fee applies. Items must be in original packaging and condition for a refund.

Delivery Receipt: Before signing the delivery receipt, inspect the shipment for any damage. Your signature confirms acceptance of the delivery unless issues are noted.

Policy Updates: Our shipping policy may change, and updates will be communicated via our website or other channels. For any questions, contact The HVAC Store at support@hvacstore.com or call (833) 658-3387.

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Product Details

MRCOOL 27K BTU Mini Split Heat Pump Condenser DIY 5th Gen 4 Zone R454B DIY-MULTI4-27HP230D-O

The MRCOOL DIY 5th Generation 27,000 BTU Multi Zone Mini Split Condenser is a high performance comfort solution designed to heat and cool up to four separate spaces, covering approximately 1,000 to 1,200 square feet. Built with true DIY installation in mind, this system allows homeowners to install without the need for an HVAC professional, delivering significant savings on installation costs.

With strong efficiency ratings of up to 23 SEER2 and 9.5 HSPF2-4, this condenser delivers dependable year round comfort while keeping energy usage under control. It supports up to four indoor air handlers, offering customized temperature control across multiple zones. Installation is simplified with patented Quick Connect line sets pre charged with environmentally friendly R 454B refrigerant. These line sets are sold separately and eliminate the need for vacuum pumps or specialized HVAC tools.

Comfort control is enhanced through the SmartHVAC app, allowing users to adjust temperatures, set schedules, and monitor energy usage directly from a mobile device. Voice control compatibility with Amazon Alexa and Google Assistant provides hands free convenience. Designed for long term durability, this condenser includes the DIYPRO cable to remove the need for electrical conduit and is Intertek listed for safety and performance. Backed by one of the best warranties in the HVAC industry, this system delivers reliable performance and peace of mind.

Key Features

  • DIY Installation: Designed for easy installation without professional HVAC assistance
  • Multi Zone Capability: Supports up to four indoor air handlers
  • High Efficiency: Up to 23 SEER2 and 9.5 HSPF2-4 ratings
  • R 454B Refrigerant: Eco friendly refrigerant for improved sustainability
  • Quick Connect Line Sets: Pre charged for fast installation (sold separately)
  • Smart Control: SmartHVAC app with Amazon Alexa and Google Assistant support
  • DIYPRO Cable Included: Eliminates the need for electrical conduit
  • Follow Me Function: Remote tracks temperature around you for enhanced comfort
  • Certified Quality: Intertek listed for tested safety and performance

MRCOOL 18,000 BTU OuttaSight Ceiling Cassette Air Handler Mini Split 230V DIYCASSETTE18HP-230D25-O x2

The MRCOOL® DIY® Series 5th Generation OuttaSight® 18,000 BTU One-Way Ceiling Cassette delivers powerful and energy-efficient heating and cooling for areas up to 800 square feet. Designed for hassle-free installation, this ceiling-mounted mini split cassette eliminates the need for specialized HVAC tools, offering a cost-effective and straightforward setup for both residential and light commercial spaces.

Ideal for single-zone and multi-zone mini split systems, this unit installs flush between standard 16-inch ceiling joists, including pre-manufactured I-joists. Its low-profile, modern design provides a sleek and discreet appearance, making it perfect for both new construction and retrofit projects without taking up valuable wall or floor space.

The MRCOOL® OuttaSight® 18K Cassette connects easily to the MRCOOL® DIY® Quick Connect® line set, which comes pre-charged with eco-friendly R-454B refrigerant, removing the need for vacuuming and simplifying installation. Advanced filtration technology enhances indoor air quality, while the Elevation™ filter access system allows the panel to lower for easy maintenance and cleaning.

With whisper-quiet operation, multiple operating modes, and smart connectivity options, this cassette can be controlled via wireless remote, SmartHVAC app, Amazon Alexa, or Google Assistant, providing complete convenience and customizable comfort. Backed by an industry-leading warranty, the MRCOOL® OuttaSight® 18K Ceiling Cassette ensures reliable performance and year-round climate control.

Product Features & Benefits

  • 18,000 BTU ceiling cassette mini split for heating and cooling up to 800 sq. ft.
  • Low-profile, flush-mounted design for a sleek, modern appearance
  • Fits between standard 16-inch ceiling joists, including engineered I-joists
  • Compatible with MRCOOL® DIY® single-zone and multi-zone mini split systems
  • DIY-friendly installation with no ductwork or wall space required
  • Works with MRCOOL® DIY® Quick Connect® pre-charged line sets
  • Pre-charged with eco-friendly R-454B refrigerant, no vacuuming needed
  • Two-stage DC motor for efficient and consistent airflow
  • Advanced filtration system to improve indoor air quality
  • Elevation™ function lowers the filter panel for easy maintenance
  • Swing airflow technology for uniform air distribution throughout the room
  • Multiple operating modes for customized comfort
  • Ultra-quiet operation for bedrooms, offices, and living spaces
  • Wireless remote included for easy control
  • Smart control via SmartHVAC app, Amazon Alexa, and Google Assistant
  • Energy-efficient design helps reduce utility costs
  • Backed by MRCOOL® warranty: limited lifetime warranty, 7-year compressor warranty, and 5-year parts warranty

View More 2 Zone Mini Splits

Specifications

MRCOOL 27K BTU Mini Split Heat Pump Condenser DIY 5th Gen 4 Zone R454B DIY-MULTI4-27HP230D-O

Brand MRCOOL SKU DIY-MULTI4-27HP230D-O
Cooling Capacity 26,000 BTU/h Heating Capacity 26,000 BTU/h
Tonnage 2.25 Ton Zone Capacity Up to 4 Zones
SEER2 23 EER2 12
HSPF2-4 9.5 HSPF2-5 7
Refrigerant Type R-454B Refrigerant Volume 84.66 oz
Voltage 208/230V Phase 1
Cycle 60 Hz Inverter Type DC Inverter
Max Fuse Breaker 25 A Min Circuit Ampacity 23 A
Decibel Rating 61 dBA Color White
Line Set Length 25 ft Max Line Set Length 221.4 ft
Liquid Line Size 1/4 in Suction Line Size 3/8 in
Compressor Motor Type Rotary Net Weight 140.21 lbs
Net Dimensions (WxHxD) 37.24 x 31.89 x 16.14 in Gross Weight 151 lbs
Replaces DIY-MULTI3-27HP230C UPC 840255587457

MRCOOL 18,000 BTU OuttaSight Ceiling Cassette Air Handler Mini Split 230V DIYCASSETTE18HP-230D25-O x2

Brand MRCOOL Model DIYCASSETTE18HP-230D25-O
CFM 400 / 352 / 300 / 207 / 207 Cooling Capacity (BTU) 18800
Heating Capacity (BTU) 22700 Voltage (V) 208-230
Phase 1 Cycle 60
Max Fuse Breaker (A) 15 Min Circuit Ampacity (A) 3
Mount Type Ceiling Replaces DIYCASSETTE18HP-230C25
Rated Load 1.2 Max Coverage Area 800
Refrigerant Type R-454B Decibel Rating (DBA) 41.5
Decibel Rating Low (DBA) 26 Decibel Rating High (DBA) 44
Air Flow Direction 1-Way Liquid Line Size 1/4
Suction Line Size 1/2 Blower Motor RPM 1344 / 1184 / 1024
Filter Type Reusable Fan Only Option Yes
Quiet Mode Yes Sleep Mode Yes
Auto Cool Yes Wifi Compatibility Yes
App Compatibility Yes Works With IOS Yes
Works With Android Yes Remote Control Included Yes
Registered Warranty Limited Lifetime Compressor Base Warranty 5-Year Part/7-Year Compressor
Has Batteries Yes Contains Electronics Yes
Contains Chemicals Yes Contains Aerosol Yes
Contains Compressed Gas Yes Proposition 65 Warning Yes
Restricted States GU;PR;VI Net Depth (IN) 13.19
Net Height (IN) 8.98 Net Width (IN) 50.31
Net Weight (LBS) 45 Gross Depth (IN) 22.48
Gross Height (IN) 22.64 Gross Width (IN) 57.6
Warranty

MRCOOL 27K BTU Mini Split Heat Pump Condenser DIY 5th Gen 4 Zone R454B DIY-MULTI4-27HP230D-O

Warranty Coverage
Parts 5 Years
Compressor 7 Years

MRCOOL 18,000 BTU OuttaSight Ceiling Cassette Air Handler Mini Split 230V DIYCASSETTE18HP-230D25-O x2

Warranty Type Compressor Parts
Standard Warranty 7-Years 5-Years
Documents

MRCOOL 27K BTU Mini Split Heat Pump Condenser DIY 5th Gen 4 Zone R454B DIY-MULTI4-27HP230D-O

Brochure

Installation Manual

Remote Manual

Service Manual

Warranty Document

MRCOOL 18,000 BTU OuttaSight Ceiling Cassette Air Handler Mini Split 230V DIYCASSETTE18HP-230D25-O x2

OuttaSight Brochure

OuttaSight Installation Manual

OuttaSight Specification Sheet

OuttaSight Remote Manual

OuttaSight Service Manual

OuttaSight Warranty Information

Shipping

We ship freight to the 48 contiguous states, excluding Hawaii and Alaska. Some shipping restrictions may apply. Liftgate services may incur an additional fee, which can be added at checkout.

Order Processing: Orders are processed within 1-3 business days (excluding weekends). Orders placed on Fridays will be processed the next business day. Once shipped, you’ll receive an email confirmation with tracking details. Backordered products may have longer processing times, and we will notify you of any delays.

Arrival of Goods: Freight delivery times depend on the carrier's schedule and routing. Estimated delivery times are provided at checkout. The carrier will contact you to arrange delivery, and you must be present to sign for the shipment.

Damages: Upon delivery, inspect your shipment carefully for any damage or discrepancies. Note any issues on the carrier’s delivery receipt and notify us within 24 hours. Claims made after this timeframe may be denied. Photographic proof is required for processing claims. Report damages or discrepancies immediately at support@hvacstore.com.

Returns: For returns unrelated to damage, contact us at support@hvacstore.com for authorization. Return shipping costs are the customer’s responsibility, and a 20% restocking fee applies. Items must be in original packaging and condition for a refund.

Delivery Receipt: Before signing the delivery receipt, inspect the shipment for any damage. Your signature confirms acceptance of the delivery unless issues are noted.

Policy Updates: Our shipping policy may change, and updates will be communicated via our website or other channels. For any questions, contact The HVAC Store at support@hvacstore.com or call (833) 658-3387.

Reviews

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
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