MRCOOL DIY 5th Gen Multi-Zone 6-Zone 55,000 BTU 22 SEER2 (6K + 6K + 9K + 9K + 9K + 18K) Ductless Mini-Split Air Conditioner and Heat Pump with Ceiling Cassettes
SKU: 14564436092

MRCOOL DIY 5th Gen Multi-Zone 6-Zone 55,000 BTU 22 SEER2 (6K + 6K + 9K + 9K + 9K + 18K) Ductless Mini-Split Air Conditioner and Heat Pump with Ceiling Cassettes

Sale price$5500.80 Regular price$6112.00
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 8 - Jul 13

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

MRCOOL DIY 5th Gen Multi-Zone 6-Zone 55,000 BTU 22 SEER2 (6K + 6K + 9K + 9K + 9K + 18K) Ductless Mini-Split Air Conditioner and Heat Pump with Ceiling CassettesThe MRCOOL DIY 5th Gen 55,000 BTU 6 Zone Ceiling Cassette Mini Split System is the largest capacity DIY unit available, capable of heating and cooling up to six individual zones with precision and efficiency. Designed for powerful whole home performance, it combines a high output condenser with your choice of low profile ceiling cassette air handlers all with smart control and DIY installation in mind. This system supports any combination of 6K, 9K,

The MRCOOL DIY 5th Gen 55,000 BTU 6-Zone Ceiling Cassette Mini-Split System is the largest capacity DIY unit available, capable of heating and cooling up to six individual zones with precision and efficiency. Designed for powerful whole-home performance, it combines a high-output condenser with your choice of low-profile ceiling cassette air handlers — all with smart control and DIY installation in mind.

This system supports any combination of 6K, 9K, 12K, and 18K ceiling cassettes, allowing full customization for bedrooms, living rooms, garages, offices, or large open spaces. With a 21.5 SEER2 rating, it maximizes efficiency while delivering serious comfort even in extreme weather conditions.

Whether you’re retrofitting an older home or building out a modern multi-room system, this DIY 6-zone setup offers unmatched versatility — without the need for a pro HVAC installer.

Key Features:

  • Supports six indoor zones with a single 55K condenser

  • Compatible with 6K, 9K, 12K, and 18K ceiling cassette units

  • 21.5 SEER2 energy efficiency for lower utility bills

  • Ideal for large homes, offices, shops, or multi-room spaces

  • Flush-mounted ceiling cassettes blend seamlessly into any décor

  • DIY installation with included quick-connect fittings

  • Operates in extreme temperatures: heats to -13°F, cools to 122°F

  • App, Alexa, and Google Assistant smart control integration

  • Corrosion-resistant Gold Fin® condenser coating

  • Backed by 5-year parts and 7-year compressor warranty

 

DIY OUTTASIGHT BROCHURE

MULTIZONE BROCHURE

INSTALL MANUAL

REMOTE MANUAL

WARRANTY DOC

ACCESSORY MANUAL

 

 

BRAND NAME MRCOOL
SERIES
DIY 5th gen Multi-Zone Mini-splits
MODEL
DIY-MULTI6-55HP230D-O
GTIN 840255587488
UPC 840255587488
SHORT DESCRIPTION
MRCOOL® 55k DIY 5th Generation 6 Zone Multi-Zone Mini-Split Condenser 230v
LONG DESCRIPTION
Our new 5th Generation MRCOOL® DIY® 55k BTU Multi-Zone Ductless Mini-Split Condenser is one of the most efficient and innovative units in the industry, and we’re excited to finally share it with you! On top of saving time and money because you won’t need an HVAC professional, this system will give you a good sense of accomplishment because you’ll have installed it yourself! The whole family will be able to enjoy the comfort of this condenser, because it can heat and cool up to 6 different spaces that equal up to 2290 sq. ft., giving you the ability to heat and cool an entire home to your exact specifications using a single MRCOOL® system. The system’s patented pre-charged Quick-Connect® line sets essentially fast-forward the installation of this system, enabling you to skip the evacuation and charging steps and simplifying the entire process. We utilize new R-454B refrigerant in these line sets, which is a much more environmentally friendly and efficient choice. Features like these assist this unit in achieving its impressive SEER2 of 22, and its HSPF2-4 of 10.6, both of which signify that this system will help you save money throughout the entire time you use it. These line sets are sold separately. Once you install this condenser, you’ll be met with a variety of features to help you control your comfort. One of these features is the Smart HVAC app, available on Apple and Android, that allows you to operate your system from the convenience of your phone. Set schedules, manage different modes, monitor energy consumption, and more all without having to leave the couch! You can also set up voice control through Amazon Alexa or Google Home, meaning you can control your comfort without moving a finger. This system ensures you’ll be enjoying ultimate convenience and superior comfort. The warranty for this unit is one of the best in the industry, and we’re proud to have your back. You can enjoy the peace of mind of a 5 year parts warranty, a 7 year compressor warranty, and, once you enroll in the MRCOOL® Care Program, a Limited Lifetime Replacement warranty. If you need perfect comfort but don’t want to break the bank, this MRCOOL® DIY® condenser is your answer!
FEATURE LIST
Intertek listed 5031495
Easy DIY installation

Future-proof your investment with the included DIYPro® cable, eliminating the need for electrical conduit.
Keep the included remote close by, and MRCOOL DIY®'s Follow Me® function will track the air temperature around you to ensure maximum comfort.
The MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box.
SEER2 22
EER2 12
HSPF2-4 10.6
HSPF2-5 8.5
TONNAGE 4.6
COOLING CAPACITY (BTU) 47000
HEATING CAPACITY (BTU) 55000
VOLTAGE (V) 208/230
PHASE 1
CYCLE 60
MAX FUSE BREAKER (A) 45
MIN CIRCUIT AMPACITY (A) 43
COLOR White
ZONE CAPACITY 6
REFRIGERANT TYPE R-454B
REFRIGERANT VOLUME (OZ) 151.68
DECIBEL RATING (DBA) 64
INVERTER DC
LINE SET LENGTH 25
MAX LINESET LENGTH (FT) 221.4
LIQUID LINE SIZE 1/4
SUCTION LINE SIZE
(3/8 X4) (1/2 X2)
COMPRESSOR MOTOR TYPE Rotary
AUXILIARY HEATER INCLUDED No
AUXILIARY HEATER AVAILABLE No
FAN ONLY OPTION Yes
QUIET MODE Yes
AUTO COOL Yes
WIFI COMPATIBILITY Yes
APP COMPATIBILITY Yes
WORKS WITH IOS Yes
WORKS WITH ANDROID Yes
UL LISTED Yes
ETL LISTED Yes
ENERGY STAR CERTIFIED Yes
AHRI CERTIFIED Yes
REGISTERED WARRANTY
Extended Limited Lifetime*
BASE PARTS WARRANTY 5
BASE COMPRESSOR WARRANTY 7
HAS BATTERIES Yes
CONTAINS ELECTRONICS Yes
CONTAINS CHEMICALS Yes
CONTAINS AEROSOL Yes
CONTAINS COMPRESSED GAS Yes
PROPOSITION 65 WARNING Yes
NET DEPTH (IN) 16.34
NET HEIGHT (IN) 52.48
NET WIDTH (IN) 37.48
NET WEIGHT (LBS) 245.81
GROSS DEPTH (IN) 19.49
GROSS HEIGHT (IN) 58.27
GROSS WIDTH (IN) 43.11
GROSS WEIGHT (LBS) 267.46
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 14564436092

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.6 ★★★★★
Based on 1513 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
L
Verified Purchase
Lesley Berg
Natrona Heights, US
★★★★★ 5
Beautiful blanket
Color: Purple Rainbow, Size: Throw(50"x60")
So soft and beautiful colors my granddaughter is in heaven with this blanket I just love it and it matches her rug we got her perfect both are beautiful and so soft
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 5, 2026
K
Verified Purchase
K4TR1N3
West Palm Beach, US
★★★★★ 5
Perfect protection from the cold
Color: Frosty Black, Size: Twin(60"x80"), Color: Frosty Black, Size: Twin(60"x80")
This blanket is the perfect thickness, warm but not too warm. I have a bigger than twin but not quit a double and it fits perfect. The design is perfect. In grey it matches my black qnd white design perfectly. Quality materials. Soft cozy and comfortable. Its the perfect cure for winter cold waether. The undeneath is a nice soft velour finish. I love this blanket
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 12, 2026
A
Anonymous
Lexington, US
★★★★★ 5
Thoughtful Gift Basket with a Warm Presentation
Color: sunflower
This gift basket makes a very nice first impression because it feels warm, cheerful, and clearly designed to lift someone’s mood. The sunflower theme gives it a bright and encouraging feel, which works especially well for a care package, birthday gift, or thinking-of-you present. I like that it looks coordinated rather than random, since baskets like this can sometimes feel like a collection of unrelated filler items. This one has a more intentional presentation, which makes it feel more thoughtful, which is especially important if you're on a time crunch or for whatever reason are unable to individually assemble a basket yourself. What stands out most is that it works well for several different situations. It could fit a birthday, a get well gift, a sympathy gesture, or simply something supportive for a friend or family member going through a hard time. That flexibility makes it useful when I want to send something comforting without overcomplicating the choice. The presentation matters a lot with a gift basket, and this one has the kind of appearance that already feels ready to give without needing extra work. Overall, this is the kind of gift that feels more about comfort and presentation than just the individual items inside. It gives a kind, supportive impression and looks nice enough to make someone feel remembered. For a self-care themed gift basket, it does a good job of feeling sweet, uplifting, and appropriate for a wide range of occasions.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 28, 2026
C
Customer Review
Houston, US
★★★★★ 4
Perfect Gift for Any Occasion
Color: sunflower
I recently purchased the Self Care Gifts for Women Birthday Gift Basket, and I could not be happier with my decision! The packaging alone was cheerful and inviting, almost like a little box of sunshine. It’s clear that a lot of thought went into curating this basket, especially with the lovely sunflower theme that instantly brightens your day. Inside, I found a wonderful assortment of spa goodies—think soothing bath bombs, delightful candles, and soft skincare products. Each item feels like a warm hug, perfect for someone who needs a little pampering or encouragement, whether it’s for a birthday, a "get well soon" gesture, or just to remind a friend you’re thinking of them. I gifted this to my best friend who was going through a tough time, and she absolutely adored it. It put a smile on her face and truly lifted her spirits. The quality of the items is impressive; they feel luxurious and well-made. If you’re looking for a thoughtful, heartfelt gift that says “you matter” without being overly flashy, this gift basket hits the mark. It’s perfect for anyone who could use a moment of self-care, and I would definitely recommend it!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 12, 2026
F
Verified Purchase
Frani P.
Chelsea, US
★★★★★ 5
Great wine/Red Furry Soft Throw Blanket, it’s GREAT!
Color: Wine Red, Size: Throw(50"x60")
Bought this Wine (Red) Throw Furry Blanket for my Grandson. He loves it, I love it, his Mom and Dad love it. It washes beautifully, it doesn’t shed, it’s thick, soft, just beautiful. It’s the perfect Soft Furry Throw Blanket and it keeps him warm and happy. Would I buy it again? Absolutely, again and again!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 19, 2026

recommand products