
MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V | Air Handler Only
MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V | Air Handler Only
The MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler is a high-efficiency indoor unit designed to pair seamlessly with MRCOOL DIY multi-zone condensers. It delivers customizable comfort to a specific zone in your home, all while being easy to install without the need for professional HVAC tools or certification. With smart home capabilities, quiet operation, and durable construction, this air handler is perfect for those wanting reliable, energy-efficient climate control in their DIY setup.
Please note: This unit is part of the DIY Multi-Zone series and is designed for DIY installation when used with a compatible MRCOOL pre-charged condenser and Quick Connect line set. Line set is sold separately.
MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V Features
Easy DIY Installation
Pairs with a pre-charged Quick Connect line set for simple, tool-free setup.
Smart Controller Ready
Compatible with the MRCOOL SmartHVAC app, Amazon Alexa, and Google Assistant for wireless control.
Energy Efficient Design
Engineered to optimize performance and reduce power consumption.
Quiet Operation
Delivers powerful airflow while maintaining whisper-quiet sound levels.
Auto Restart & Follow Me Mode
Restores settings after power outages and adjusts temperature based on remote location.

MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V Applications
- Small bedroom – provides zoned comfort with energy-efficient operation.
- Home office – ideal for maintaining quiet and consistent air control.
- Guest room – perfect for separate temperature control from the main home.
- Studio – compact and powerful enough for open, multi-functional spaces.
What's Included
Everything you need is included with your product.
- 9,000 BTU air handler
- Mounting bracket and hardware
- Smart remote control
- User manual
Warranty
- 7 Years Compressor
- 5 Years Parts
MRCOOL DIY 5th Gen E Star 18K BTU Single Zone Mini Split Air Handler 230V Specifications
Dimensions & Weight
| Specifications | Details |
| Dimensions | 31.57" W x 7.44" D x 11.63" H |
| Mount Type | Wall |
| Weight | 24.47 lbs |
Capacity & Performance
| Specifications | Details |
| Capacity | 9,000 BTU |
| Coverage Area | 151 to 350 sq. ft. |
Electrical Requirements
| Specifications | Details |
| Voltage | 208-230V |
| Phase | 1 |
| Cycle | 60 Hz |
| Max Fuse Breaker | 15A |
| Min Circuit Ampacity | 3A |
Refrigerant & Piping
| Specifications | Details |
| Refrigerant Type | R-454B |
| Liquid Line Size | 1/4" |
| Suction Line Size | 3/8" |
Features
| Specifications | Details |
| Fan Only Option | Yes |
| Quiet Mode | Yes |
| Auto Cool | Yes |
| Wifi Compatibility | Yes |
| App Compatibility | Yes |
| Works with IOS | Yes |
| Works with Android | Yes |
| Remote Control Included | Yes |
Certifications & Warranty
| Specifications | Details |
| Certifications | UL Listed, ETL Listed, AHRI Certified |
| Warranty | 5 Year Parts and 7 Year Compressor |
Frequently-Asked Questions
Does this unit come with a line set?
No. The line set must be purchased separately and matched to the condenser and BTU rating of this air handler.
Can I install this by myself?
Yes. When used with a compatible MRCOOL DIY condenser and pre-charged Quick Connect line set, installation can be completed without HVAC tools or professional certification.
Is this compatible with any MRCOOL condenser?
No. This model is designed specifically for use with MRCOOL DIY Multi-Zone Condensers only.
Manual
- MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V Manual
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MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V | Air Handler Only
MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V | Air Handler Only
The MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler is a high-efficiency indoor unit designed to pair seamlessly with MRCOOL DIY multi-zone condensers. It delivers customizable comfort to a specific zone in your home, all while being easy to install without the need for professional HVAC tools or certification. With smart home capabilities, quiet operation, and durable construction, this air handler is perfect for those wanting reliable, energy-efficient climate control in their DIY setup.
Please note: This unit is part of the DIY Multi-Zone series and is designed for DIY installation when used with a compatible MRCOOL pre-charged condenser and Quick Connect line set. Line set is sold separately.
MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V Features
Easy DIY Installation
Pairs with a pre-charged Quick Connect line set for simple, tool-free setup.
Smart Controller Ready
Compatible with the MRCOOL SmartHVAC app, Amazon Alexa, and Google Assistant for wireless control.
Energy Efficient Design
Engineered to optimize performance and reduce power consumption.
Quiet Operation
Delivers powerful airflow while maintaining whisper-quiet sound levels.
Auto Restart & Follow Me Mode
Restores settings after power outages and adjusts temperature based on remote location.

MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V Applications
- Small bedroom – provides zoned comfort with energy-efficient operation.
- Home office – ideal for maintaining quiet and consistent air control.
- Guest room – perfect for separate temperature control from the main home.
- Studio – compact and powerful enough for open, multi-functional spaces.
What's Included
Everything you need is included with your product.
- 9,000 BTU air handler
- Mounting bracket and hardware
- Smart remote control
- User manual
Warranty
- 7 Years Compressor
- 5 Years Parts
MRCOOL DIY 5th Gen E Star 18K BTU Single Zone Mini Split Air Handler 230V Specifications
Dimensions & Weight
| Specifications | Details |
| Dimensions | 31.57" W x 7.44" D x 11.63" H |
| Mount Type | Wall |
| Weight | 24.47 lbs |
Capacity & Performance
| Specifications | Details |
| Capacity | 9,000 BTU |
| Coverage Area | 151 to 350 sq. ft. |
Electrical Requirements
| Specifications | Details |
| Voltage | 208-230V |
| Phase | 1 |
| Cycle | 60 Hz |
| Max Fuse Breaker | 15A |
| Min Circuit Ampacity | 3A |
Refrigerant & Piping
| Specifications | Details |
| Refrigerant Type | R-454B |
| Liquid Line Size | 1/4" |
| Suction Line Size | 3/8" |
Features
| Specifications | Details |
| Fan Only Option | Yes |
| Quiet Mode | Yes |
| Auto Cool | Yes |
| Wifi Compatibility | Yes |
| App Compatibility | Yes |
| Works with IOS | Yes |
| Works with Android | Yes |
| Remote Control Included | Yes |
Certifications & Warranty
| Specifications | Details |
| Certifications | UL Listed, ETL Listed, AHRI Certified |
| Warranty | 5 Year Parts and 7 Year Compressor |
Frequently-Asked Questions
Does this unit come with a line set?
No. The line set must be purchased separately and matched to the condenser and BTU rating of this air handler.
Can I install this by myself?
Yes. When used with a compatible MRCOOL DIY condenser and pre-charged Quick Connect line set, installation can be completed without HVAC tools or professional certification.
Is this compatible with any MRCOOL condenser?
No. This model is designed specifically for use with MRCOOL DIY Multi-Zone Condensers only.
Manual
- MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V Manual
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V | Air Handler Only
The MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler is a high-efficiency indoor unit designed to pair seamlessly with MRCOOL DIY multi-zone condensers. It delivers customizable comfort to a specific zone in your home, all while being easy to install without the need for professional HVAC tools or certification. With smart home capabilities, quiet operation, and durable construction, this air handler is perfect for those wanting reliable, energy-efficient climate control in their DIY setup.
Please note: This unit is part of the DIY Multi-Zone series and is designed for DIY installation when used with a compatible MRCOOL pre-charged condenser and Quick Connect line set. Line set is sold separately.
MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V Features
Easy DIY Installation
Pairs with a pre-charged Quick Connect line set for simple, tool-free setup.
Smart Controller Ready
Compatible with the MRCOOL SmartHVAC app, Amazon Alexa, and Google Assistant for wireless control.
Energy Efficient Design
Engineered to optimize performance and reduce power consumption.
Quiet Operation
Delivers powerful airflow while maintaining whisper-quiet sound levels.
Auto Restart & Follow Me Mode
Restores settings after power outages and adjusts temperature based on remote location.

MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V Applications
- Small bedroom – provides zoned comfort with energy-efficient operation.
- Home office – ideal for maintaining quiet and consistent air control.
- Guest room – perfect for separate temperature control from the main home.
- Studio – compact and powerful enough for open, multi-functional spaces.
What's Included
Everything you need is included with your product.
- 9,000 BTU air handler
- Mounting bracket and hardware
- Smart remote control
- User manual
Warranty
- 7 Years Compressor
- 5 Years Parts
MRCOOL DIY 5th Gen E Star 18K BTU Single Zone Mini Split Air Handler 230V Specifications
Dimensions & Weight
| Specifications | Details |
| Dimensions | 31.57" W x 7.44" D x 11.63" H |
| Mount Type | Wall |
| Weight | 24.47 lbs |
Capacity & Performance
| Specifications | Details |
| Capacity | 9,000 BTU |
| Coverage Area | 151 to 350 sq. ft. |
Electrical Requirements
| Specifications | Details |
| Voltage | 208-230V |
| Phase | 1 |
| Cycle | 60 Hz |
| Max Fuse Breaker | 15A |
| Min Circuit Ampacity | 3A |
Refrigerant & Piping
| Specifications | Details |
| Refrigerant Type | R-454B |
| Liquid Line Size | 1/4" |
| Suction Line Size | 3/8" |
Features
| Specifications | Details |
| Fan Only Option | Yes |
| Quiet Mode | Yes |
| Auto Cool | Yes |
| Wifi Compatibility | Yes |
| App Compatibility | Yes |
| Works with IOS | Yes |
| Works with Android | Yes |
| Remote Control Included | Yes |
Certifications & Warranty
| Specifications | Details |
| Certifications | UL Listed, ETL Listed, AHRI Certified |
| Warranty | 5 Year Parts and 7 Year Compressor |
Frequently-Asked Questions
Does this unit come with a line set?
No. The line set must be purchased separately and matched to the condenser and BTU rating of this air handler.
Can I install this by myself?
Yes. When used with a compatible MRCOOL DIY condenser and pre-charged Quick Connect line set, installation can be completed without HVAC tools or professional certification.
Is this compatible with any MRCOOL condenser?
No. This model is designed specifically for use with MRCOOL DIY Multi-Zone Condensers only.
Manual
- MRCOOL DIY 5th Gen 9,000 BTU Multi-Zone Mini Split Air Handler 230V Manual





















