MRCOOL · Appliances
SKU: DIY-MULTI3-18HP230D-O
MRCOOL DIY Multi-Zone Mini Split Condenser
Stay comfortable year-round with the MRCOOL DIY® 5th Gen Multi-Zone Mini Split Condenser, available in 18,000 to 55,000 BTUs. Designed for easy, true DIY installation, each unit comes with pre-charged Quick Connect® line sets using eco-friendly R-454B refrigerant—no HVAC tech needed.
- Regular price
- $1,555.00
- Sale price
- $1,555.00
- Regular price
-
$1,943.75
Not sure what size you need?
Call 877-242-2792 and we’ll work it out with you. Mon–Thu 10am–5:30pm, Fri 10am–1pm EST.
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Specifications
The details.
Stay comfortable year-round with the MRCOOL DIY® 5th Gen Multi-Zone Mini Split Condenser, available in 18,000 to 55,000 BTUs. Designed for easy, true DIY installation, each unit comes with pre-charged Quick Connect® line sets using eco-friendly R-454B refrigerant—no HVAC tech needed.
Choose the right size for your space and connect up to 5 indoor air handlers for customized comfort across multiple rooms. Smart home integration, high efficiency ratings, and industry-best warranties make this the ultimate choice for flexible, affordable heating and cooling.
Key Features & Benefits:
-
BTU Options: 18K, 27K, 36K, 48K, 55K – Match your system to your home's needs
-
DIY Installation – Patented Quick Connect® line sets pre-charged with R-454B
-
Multi-Zone Ready – Supports 2 to 5 zones depending on BTU size
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Smart Home Compatible – Built-in WiFi, app control, Alexa & Google Assistant
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High Efficiency – Up to 23.9 SEER2, ENERGY STAR® certified
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Quiet & Reliable – Operates as low as 60 dBA with rotary compressor
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DIYPro® Cable Included – No need for electrical conduit
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Industry-Leading Warranty – Lifetime Replacement (with registration), 7-Year Compressor, 5-Year Parts
User Manual / Documents:
- BRAND NAME
- MRCOOL
- SERIES
- DIY 5th gen Multi-Zone Mini-splits
- MODEL
- DIY-MULTI3-18HP230D-O
- GTIN
- 840255587617
- UPC
- 840255587617
- SEER2
- 23.9
- EER2
- 13
- HSPF2-4
- 10
- HSPF2-5
- 7.8
- TONNAGE
- 1.5
- COOLING CAPACITY (BTU)
- 18000
- HEATING CAPACITY (BTU)
- 18000
- VOLTAGE (V)
- 208/230
- PHASE
- 1
- CYCLE
- 60
- MAX FUSE BREAKER (A)
- 20
- MIN CIRCUIT AMPACITY (A)
- 16
- COLOR
- White
- ZONE CAPACITY
- 3
- REFRIGERANT TYPE
- R-454B
- REFRIGERANT TYPE
- R-454B
- DECIBEL RATING (DBA)
- 60
- INVERTER
- DC
- LINE SET LENGTH
- 25
- MAX LINESET LENGTH (FT)
- 172.2
- LIQUID LINE SIZE
- 1/4
- SUCTION LINE SIZE
- 3/8
- 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)
- 13.46
- NET HEIGHT (IN)
- 26.5
- NET WIDTH (IN)
- 35.04
- NET WEIGHT (LBS)
- 101.63
- GROSS DEPTH (IN)
- 17.24
- GROSS HEIGHT (IN)
- 29.53
- GROSS WIDTH (IN)
- 40.55
- GROSS WEIGHT (LBS)
- 109.57
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