MRCOOL · Appliances
SKU: DIY-18-HP-WM-230D25-O
MRCOOL DIY 18K BTU Mini Split Heat Pump
Enjoy year-round comfort and total control with the MRCOOL DIY® 18,000 BTU 5th Gen Mini Split Heat Pump System. Engineered for true DIY installation, this single-zone ductless unit comes pre-charged with eco-friendly R-454B refrigerant and includes a 25-ft QuickConnect® line set, eliminating the need for special tools or HVAC experience.
- Regular price
- $2,909.00
- Sale price
- $2,909.00
- Regular price
-
$3,636.25
Questions before you buy?
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.
Enjoy year-round comfort and total control with the MRCOOL DIY® 18,000 BTU 5th Gen Mini Split Heat Pump System. Engineered for true DIY installation, this single-zone ductless unit comes pre-charged with eco-friendly R-454B refrigerant and includes a 25-ft QuickConnect® line set, eliminating the need for special tools or HVAC experience.
Perfect for spaces up to 750 sq. ft., this 230V system delivers energy-efficient heating and cooling with a 22.5 SEER2 rating. Backed by a limited lifetime warranty, it’s designed for long-lasting performance in any climate—including coastal areas, thanks to its Gold Fin® corrosion-resistant condenser.
Control your climate your way with a wireless remote, SmartHVAC app, or voice commands via Amazon Alexa & Google Assistant.
Key Features & Benefits:
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✅ DIY-Friendly Install – No vacuuming, special tools, or pro required
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🌡️ Heats & Cools Up to 750 sq. ft. – Perfect for home, cabins, or garages
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⚡ High Efficiency 22.5 SEER2 – Save on utility bills year-round
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🧊 Pre-Charged Line Set (25 ft) – QuickConnect® with R-454B refrigerant
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📱 Smart Control – Remote, app, Alexa & Google Assistant ready
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🛡️ Durable & Coastal-Ready – Gold Fin® coating resists corrosion
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🧠 Follow Me® Technology – Personalized comfort based on remote’s location
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🌬️ Dry Mode – Dehumidifies for added comfort in humid conditions
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🏆 Industry-Leading Warranty – 7-Year Compressor | 5-Year Parts
User Manual / Documents:
- MRCOOL DIY 18,000 BTU 5th Gen Ductless Mini Split Heat Pump Brochure
- MRCOOL DIY 18,000 BTU 5th Gen Ductless Mini Split Heat Pump Install Manual
- MRCOOL DIY 18,000 BTU 5th Gen Ductless Mini Split Heat Pump Service Manual
- BRAND NAME
- MRCOOL
- SERIES
- DIY 5th gen Single-Zone Mini-splits
- MODEL
- DIY-18-HP-C-230D25-O
- SHORT DESCRIPTION
- MRCOOL® 18k DIY 5th Generation Mini-Split Condenser 230v
- SEER2
- 22.5
- EER2
- 13.7
- HSPF2-4
- 11.5
- HSPF2-5
- 8.5
- 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)
- 18
- COLOR
- White
- ZONE CAPACITY
- 1
- REFRIGERANT TYPE
- R-454B
- REFRIGERANT VOLUME (OZ)
- 44.8
- DECIBEL RATING (DBA)
- 58.5
- INVERTER
- DC
- LINE SET LENGTH
- 25
- MAX LINESET LENGTH (FT)
- 98.4
- LIQUID LINE SIZE
- 1/4
- SUCTION LINE SIZE
- 1/2
- 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)
- 93.48
- GROSS DEPTH (IN)
- 18.11
- GROSS HEIGHT (IN)
- 29.53
- GROSS WIDTH (IN)
- 40.55
- GROSS WEIGHT (LBS)
- 114.2
- BRAND NAME
- MRCOOL
- SERIES
- DIY 5th gen Single-Zone Mini-splits
- MODEL
- DIY-18-HP-WMAH-230D25-O
- SHORT DESCRIPTION
- MRCOOL® 18k DIY 5th Generation Mini-split Air Handler 230v
- TONNAGE
- 1.5
- VOLTAGE (V)
- 208/230
- PHASE
- 1
- CYCLE
- 60
- MAX FUSE BREAKER (A)
- 15
- MIN CIRCUIT AMPACITY (A)
- 3
- MOUNT TYPE
- Wall
- COLOR
- White
- MAX COVERAGE AREA
- 800 sqft
- DECIBEL RATING LOW (DBA)
- 19
- DECIBEL RATING HIGH (DBA)
- 54.5
- NUMBER OF SPEEDS
- 5
- OSCILLATION
- Yes
- LIQUID LINE SIZE
- 1/4
- SUCTION LINE SIZE
- 1/2
- FILTER TYPE
- Reusable
- 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
- REMOTE CONTROL INCLUDED
- 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)
- 8.9
- NET HEIGHT (IN)
- 13.19
- NET WIDTH (IN)
- 42.52
- NET WEIGHT (LBS)
- 35.49
- GROSS DEPTH (IN)
- 17.68
- GROSS HEIGHT (IN)
- 14.29
- GROSS WIDTH (IN)
- 46.73
- GROSS WEIGHT (LBS)
- 49.6
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