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DIY-36-HP-WMAH-230D25-O
MRCOOL DIY® 5th Gen E Star 36,000 BTU Mini Split Air Handler 230V
$1,281.00$1,626.87
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- 🛠️ Easy DIY Install — No Special Tools Required
- ⚡ Energy Star® Efficient Heating & Cooling
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- Description
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- Why Buy From Us
Description
High-Efficiency Indoor Comfort for Large Spaces with ENERGY STAR® Performance
The MRCOOL DIY® 5th Gen ENERGY STAR® 36,000 BTU Mini Split Air Handler is a high-capacity indoor unit built to deliver efficient, consistent heating and cooling for large spaces ranging from 1,000 to 1,500 sq. ft. Designed for homeowners who want professional-level performance without professional installation, this air handler pairs with a compatible MRCOOL DIY® 5th Gen condenser to form a complete ductless system.
With integrated smart controls, inverter-driven operation, and ENERGY STAR® certification, this unit helps reduce energy use while maintaining reliable indoor comfort year-round.
📌 This listing includes the indoor air handler only. A compatible MRCOOL DIY® 5th Gen outdoor condenser is required for system operation.
Important Notes
- Indoor air handler only — requires a compatible MRCOOL DIY® 5th Gen outdoor condenser
- DIY® QuickConnect® line set sold separately
- Designed for DIY installation when paired with compatible MRCOOL components
Key Features & Practical Benefits
Energy-Efficient Performance with R-454B Refrigerant -This 5th Gen system uses R-454B refrigerant, a lower-GWP replacement for R-410A that maintains strong heating and cooling performance while reducing environmental impact.
- ENERGY STAR® certified for improved efficiency
- Lower Global Warming Potential refrigerant
- Inverter-driven compressor support for consistent output and reduced energy consumption
Easy DIY Installation, No HVAC Technician Required -Designed to work with MRCOOL’s DIY® QuickConnect® system for simplified installation.
- Compatible with pre-charged DIY® QuickConnect® line sets (sold separately)
- No vacuum pump, refrigerant handling, or specialized tools required
- Ideal for homeowners managing their own installation
High-Capacity Heating & Cooling for Large Spaces - built to maintain comfort in open or high-demand areas.
- 36,000 BTU capacity
- Ideal for 1,000–1,500 sq. ft. rooms
- Operates on 230V power for efficient, stable performance
Smart Control Options Built In -Control your indoor climate multiple ways without additional accessories.
- SmartHVAC app (iOS & Android)
- Amazon Alexa & Google Assistant compatibility
- Wireless remote control included
- Follow Me® Mode uses the remote as a temperature sensor for more accurate comfort control
Dehumidification Mode for Improved Indoor Air Quality - Helps maintain a comfortable environment in humid conditions.
- Dry Mode reduces excess moisture
- Supports more balanced indoor humidity levels
Built for Long-Term Reliability -Designed to handle daily use in demanding environments.
- Gold Fin® condenser-ready coating for corrosion resistance
- Ultra-quiet indoor operation suitable for living areas and bedrooms
- ETL listed (Intertek 5031495) for safety and performance compliance
Industry-Leading Warranty Coverage -Backed by strong manufacturer protection.
- Limited Lifetime Warranty on select components
- 7-Year Compressor Warranty
- 5-Year Parts Warranty
Specifications
- Brand: MRCOOL DIY®
- Model: DIY-36-HP-WMAH-230D25-O (ENERGY STAR® version)
- Capacity: 36,000 BTU
- Coverage Area: 1,000–1,500 sq. ft.
- Voltage: 230V
- Refrigerant: R-454B
- Control Options: Remote, SmartHVAC App, Alexa, Google Assistant
- Modes: Heating, Cooling, Dry (Dehumidification), Follow Me®
- Certification: ENERGY STAR®, ETL Listed (Intertek 5031495)
Frequently Asked Questions
Is this a complete ductless mini split system?
No. This listing includes only the indoor air handler. A compatible MRCOOL DIY® 5th Gen outdoor condenser is required for operation.
What size space can this air handler support?
This 36,000 BTU unit is designed to heat and cool spaces between 1,000 and 1,500 square feet, depending on insulation and layout.
Does this unit support DIY installation?
Yes. When paired with a DIY® QuickConnect® pre-charged line set (sold separately), installation requires no vacuum pump, refrigerant handling, or HVAC license.
What control options are included?
The unit can be controlled using the included wireless remote, the SmartHVAC app (iOS & Android), or Amazon Alexa and Google Assistant voice commands.
Best Price Guarantee!
Best Price Guarantee
You'll get the best price available at Wild Oak Trail! We'll match anyone who has it lower!
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The Price Match Guarantee is based on the final price of the product including shipping and taxes
Why Buy From Us
Why Buy From Wild Oak Trail?
We’re a family-run business. My Wife Hailey and I run this business with our small staff of 3 awesome people. When you shop with Wild Oak Trail, you're supporting real people, not a big corporation.
We truly care. We’re here before, during, and after your purchase. Good products and great service—that’s how we earn your trust. We see and celebrate EVERY sale that comes in!
We choose quality. If we wouldn’t use it ourselves, we won’t offer it. Our goal is to make you happy enough to tell your friends.
Thanks for supporting our family and being part of the Wild Oak Trail community!