MRCOOL DIY multi-zone 18K BTU condenser close-up, white unit with blue fan
MRCOOL 18K mini split R454B condenser unit with visible fan and connection ports
MRCOOL DIY 18K multi-zone condenser with blue fan and white exterior, R454B refrigerant
MRCOOL DIY 18K BTU 2-zone condenser side panel, white outdoor HVAC unit
MRCOOL DIY 18K condenser unit with side panel, label, and visible connection ports
MRCOOL 18k multi-zone condenser outdoor air conditioning unit with white metal casing
MRCOOL DIY multi-zone 18K BTU condenser close-up, white unit with blue fan
MRCOOL 18K mini split R454B condenser unit with visible fan and connection ports
MRCOOL DIY 18K multi-zone condenser with blue fan and white exterior, R454B refrigerant
MRCOOL DIY 18K BTU 2-zone condenser side panel, white outdoor HVAC unit
MRCOOL DIY 18K condenser unit with side panel, label, and visible connection ports
MRCOOL 18k multi-zone condenser outdoor air conditioning unit with white metal casing

MRCOOL DIY 5th Gen 18,000 BTU 3-Zone Mini Split Condenser 230v | Condenser Only

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MRCOOL DIY multi-zone 18K BTU condenser close-up, white unit with blue fan

GeoCool

MRCOOL DIY 5th Gen 18,000 BTU 3-Zone Mini Split Condenser 230v | Condenser Only

$2,013.73 $1,555.00
MRCOOL DIY multi-zone 18K BTU condenser close-up, white unit with blue fan
MRCOOL 18K mini split R454B condenser unit with visible fan and connection ports
MRCOOL DIY 18K multi-zone condenser with blue fan and white exterior, R454B refrigerant
MRCOOL DIY 18K BTU 2-zone condenser side panel, white outdoor HVAC unit
MRCOOL DIY 18K condenser unit with side panel, label, and visible connection ports
MRCOOL 18k multi-zone condenser outdoor air conditioning unit with white metal casing

GeoCool

MRCOOL DIY 5th Gen 18,000 BTU 3-Zone Mini Split Condenser 230v | Condenser Only

$2,013.73 $1,555.00
  • Description

MRCOOL DIY 5th Gen 18,000 BTU 3-Zone Mini Split Condenser 230v | Condenser Only

The MRCOOL DIY 5th Gen 18,000 BTU Multi-Zone Mini Split Condenser provides reliable heating and cooling performance for up to three zones. With a coverage capacity of up to 750 sq. ft. per zone, this unit offers year-round comfort while maintaining energy efficiency. Built with MRCOOL’s patented Quick Connect technology, it enables homeowners to complete installation without specialized tools or HVAC certification. Designed for durability, quiet operation, and convenience, this unit is ideal for those looking to upgrade to an efficient multi-zone system.

Please note: This is a condenser unit only. It must be paired with compatible MRCOOL DIY 5th Gen air handlers and Quick Connect line sets for full operation.

MRCOOL DIY 5th Gen 18,000 BTU Multi-Zone Mini Split Condenser 230V Features

Multi-Zone Capacity

Supports up to 3 air handlers, allowing you to customize comfort in multiple rooms.

Efficient Heating & Cooling

Delivers 18,000 BTU heating and cooling capacity, operating even in extreme temperatures from -13°F to 122°F.

Energy Star Certified

Rated at 23.9 SEER2 and 13 EER2, providing energy savings while maintaining optimal comfort.

DIY Quick Connect Technology

Patented MRCOOL Quick Connect line sets eliminate the need for vacuuming or charging during installation.

Quiet Performance

Runs at just 60 dB(A), ensuring minimal noise disruption indoors and outdoors.

Smart Compatibility

Wi-Fi enabled with app control, compatible with iOS, Android, Amazon Alexa, and Google Assistant.

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MRCOOL DIY 5th Gen 18,000 BTU Multi-Zone Mini Split Condenser 230V Applications

  • Homes – Customize comfort for bedrooms, living rooms, or home offices.
  • Small businesses – Energy-efficient climate control for offices or shops.
  • Add-ons – Perfect for basements, garages, or new room additions.
  • Apartments – Multi-zone solution for efficient cooling and heating.

What's Included

Everything you need is included with your product.

  • 18,000 BTU Multi-Zone Condenser
  • User Manual

Warranty

  • 7 Years Compressor
  • 5 Years Parts

MRCOOL Hyper Heat 48K Condenser Specifications

Dimensions & Weight

Specifications Details
Dimensions 35.04" W x 13.46" D x 29.53" H
Weight 101.63 lbs

Capacity & Performance

Specifications Details
Zone Capacity 1
Cooling Capacity 18,000 BTU
SEER2 23.9
EER2 13
Heating Capacity 18,000 BTU
HSPF2-4 10
HSPF2-5 7.8
Coverage Area up to 750 sq. ft.
Outdoor Noise Level 60 dB(A)
Outdoor Operating Temperature Cooling: 5°F – 122°F | Heating: -13°F – 75°F

Electrical Requirements

Specifications Details
Voltage 208-230V
Phase 1
Cycle 60 Hz
Max Fuse Breaker 20A
Min Circuit Ampacity 16A

Refrigerant & Piping

Specifications Details
Refrigerant Type R-454B
Refrigerant Volume 61.73 oz
Liquid Line Size 1/4"
Suction Line Size 3/8"
Max Line Set Length 172.2 ft.

Features

Specifications Details
Inverter DC
Compressor Type Rotary
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 Energy Star Certified, UL Listed, ETL Listed, AHRI Certified
Warranty 7 Years Compressor | 5 Years Parts

Frequently-Asked Questions

Can this condenser be used with any MRCOOL air handler?

No. It is only compatible with MRCOOL DIY 5th Gen air handlers.

How many zones can this support?

This condenser supports up to 3 zones (3 compatible air handlers).

Is this DIY installable?

Yes. With MRCOOL’s Quick Connect technology, no special HVAC tools or certification are required.

Manual

  • MRCOOL DIY 5th Gen 18,000 BTU Multi-Zone Mini Split Condenser 230V Manual

Frequently Asked Questions

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We offer easy returns as long as your item meets the conditions outlined in our Return Policy. Items must be unused, in original packaging, and returned within the specified return window.
Absolutely! Our in-house product experts are here to help. Live chat or call us 513-743-829 for personalized advice before or after your purchase.
Yes. All products include any applicable manufacturer warranties, and we’ll help you handle any warranty claims if needed.
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