DIY-MULTI4-36HP230C MrCool DIY 4th Gen 4-Zone Mini Split Condenser, 21.5 SEER Rating

Regular price $2,107.00 USD
Regular price Sale price $2,107.00 USD
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Boldly manufactured by MrCool, the 4th Generation DIY 36K BTU 4-Zone Ductless Heat Pump Condenser sets a new standard in HVAC technology. Crafted for efficiency and ease, it's engineered to achieve an impressive 21.5 SEER rating. Made for DIY installation, this condenser fits seamlessly into any home, even in extreme temperatures as low as -13°F.

Line Sizes:

  • 1/4” , 1/2”
  • 3/8” , 5/8”

*Note: If all indoor units (air handlers) run simultaneously, their combined BTU output will not exceed the BTU rating of the outdoor unit (condenser).

Warning: This product can expose you to chemicals including Lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm:


✅Efficient Performance: Achieve up to 21.5 SEER for energy savings and cost efficiency.
✅Simple DIY Installation: Designed for hassle-free setup with MrCool's Quick Connect Line Sets.
✅Advanced DC Inverter Technology: Enhance overall system efficiency for optimal performance.
✅Reliable 7-Year Compressor Warranty: Enjoy long-term peace of mind and durability.
✅Smart Control with App & Wifi Compatibility: Conveniently manage your HVAC system using your mobile device.


Item Color: White
Item Dimension: 37.24" (W) x 16.14" (D) x 31.89" (H)
Item Weight: 170.42 lbs

Zone Capacity: Up to 4
Liquid Line Size: 1/4" (3/8" w/ adapter)
Suction Line Size: 1/2" (5/8" w/ adapter)
Refrigerant Volume: 134.04 oz

Air Flow Capacity: 2,147.06 CFM
Cooling Capacity: 36,000 BTU
Heating Capacity: 36,000 BTU

SEER: 21.5
EER: 10.5
HSPF-4: 11
HSPF-5: 8.5

Phase: 1
Cycle: 60
Voltage: 208-230
Circuit Ampacity: 27A
Fuse Breaker (Max): 45A

Prop 65 Warning: YES


Install Manual,
Service Manual,
Remote Manual,
AHRI Certification,
Specification Sheet,
Multi-Zone Match Ups,

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Frequently Asked Questions about the DIY-MULTI4-36HP230C MrCool DIY 4th Gen 4-Zone Mini Split Condenser, 21.5 SEER Rating

What is a mini-split condenser?

A mini-split condenser is a key component in a ductless HVAC system, responsible for transferring heat between the indoor and outdoor units.

How does a mini-split condenser work?

The condenser compresses and circulates refrigerant, facilitating the transfer of heat or cooling between the indoor and outdoor units.

What is the purpose of the condenser in a mini-split system?

The condenser releases heat absorbed from the indoor air to the outside environment during the cooling process and vice versa for heating.

Are mini-split condensers energy-efficient?

Yes, mini-split condensers are known for their energy efficiency, often boasting high SEER (Seasonal Energy Efficiency Ratio) ratings.

Can I install a mini-split condenser on my own?

While some may opt for DIY installation, it's recommended to have a professional HVAC technician install the mini-split condenser for optimal performance.