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MRCOOL DIY® 5th Gen 36,000 BTU Multi-Zone Mini Split Condenser 230V
$2,543.00$3,229.61
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Description
Power Up to 5 Zones With a High-Efficiency Mini Split Condenser Built for DIY Installation
The MRCOOL DIY® 5th Gen 36,000 BTU Multi-Zone Mini Split Condenser is designed for homeowners who want flexible, whole-home comfort without hiring an HVAC contractor. This high-capacity outdoor unit supports up to five indoor air handlers, allowing you to heat and cool multiple rooms independently from a single condenser.
Pre-charged with R-454B refrigerant and compatible with MRCOOL’s DIY® Quick Connect® line sets, this condenser delivers powerful performance, strong efficiency ratings, and a straightforward installation process. A minimum of two indoor units is required, with support for up to 39,000 BTU total indoor capacity.
Important Notes and Recommended Coverage Area
- This listing includes the outdoor mini split condenser only. Indoor air handlers and line sets are sold separately.
- Designed to serve Up to 1,550 sq. ft., depending on insulation quality, ceiling height, and climate zone.
Whole-Home Comfort with a Flexible Ducted Mini Split Solution
Designed to work seamlessly with MRCOOL DIY® condensers, this hybrid ducted air handler delivers efficient heating and cooling throughout your main living space while allowing additional zones to be served separately. Pair it with a wall-mounted air handler or an OuttaSight® Ceiling Cassette to independently condition a garage, office, or bonus room, giving you more control, better efficiency, and a cleaner installation without sacrificing comfort anywhere in your home.
Key Features & Benefits
- DIY Installation With No Special Tools -Pre-charged Quick Connect® line sets eliminate vacuuming and specialized HVAC tools, making installation accessible for confident DIY homeowners.
- Supports Up to Five Zones -Connect 6K, 9K, 12K, 18K, or 24K air handlers to customize comfort across bedrooms, offices, garages, or additions using one outdoor unit.
- Energy-Efficient Performance With R-454B Refrigerant - Uses a lower-GWP refrigerant that meets updated EPA standards while maintaining strong heating and cooling efficiency.
- Smart Climate Control Built In - Adjust temperatures by zone using the SmartHVAC app, wireless remote, or voice commands with Amazon Alexa and Google Assistant.
- Gold Fin® Corrosion-Resistant Condenser - Protective coating helps resist rust and salt air, extending service life in coastal and humid environments.
- DIYPRO® Armored Communication Cable - Heavy-duty cable removes the need for exterior conduit while protecting wiring from weather and pests.
- Industry-Leading Warranty Coverage - Includes a 7-year compressor warranty, 5-year parts warranty, and optional Limited Lifetime Replacement with MRCOOL Care registration.
Compatible Air Handler Combinations
(Maximum total indoor capacity: 39,000 BTU | Minimum of 2 air handlers required)
- 18K + 12K + 9K = 39K
- 12K + 12K + 12K = 36K
- 9K + 9K + 9K + 9K = 36K
- 24K + 12K = 36K
- 18K + 9K + 6K + 6K = 39K
📌 Always verify total connected BTU capacity before purchasing.
Recommended Wire Size
- 8 AWG (Recommended): Supports 33A load and 35A max fuse safely
- 10 AWG (Smaller): Not recommended—may overheat or trip breakers
- 6 AWG (Larger): Ideal for long runs and reduced voltage drop
Specifications
- Model Number: DIY-MULTI5-36HP230D-O
- Cooling Capacity: 36,000 BTU/h
- Heating Capacity: 36,000 BTU/h
- Recommended Coverage Area: Up to 1,550 sq. ft.
- SEER2: 18.0
- EER2: 8.5
- HSPF2-4: 8.5
- HSPF2-5: 6.5
- Power Supply: 208–230V, 60Hz, 1 Phase
- Minimum Circuit Ampacity: 33 A
- Maximum Fuse: 35 A
- Refrigerant Type: R-454B
- Refrigerant Charge: 109.70 oz
- Line Set Sizes: 3/8" Liquid x 5/8" Gas
- Net Dimensions (W × D × H): 37.24" × 16.14" × 31.89"
- Net Weight: 152.12 lbs
Frequently Asked Questions
How many indoor units can this mini split condenser support?
This condenser supports up to five indoor air handlers, with a minimum of two required for operation.
What refrigerant does this system use?
It is pre-charged with R-454B refrigerant, which has a lower global warming potential than R-410A.
Is professional installation required?
No. When paired with MRCOOL DIY® Quick Connect® line sets, installation is designed for DIY homeowners.
What size wire is recommended for installation?
8 AWG copper wire is recommended to safely support the 33A load and 35A maximum fuse rating.
Best Price Guarantee!
Best Price Guarantee
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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!