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MRCOOL

MRCOOL DIY 5th Gen - R454B - 18K Hyper Heat BTU 230V Condenser w/ 25ft Install Kit

DIYHH-18-HP-C-230D25-O

18,000 BTU · 21.2 SEER2 · 208/230V · R-454B

Part of DIY 5th Gen – Condensers

Cooling capacity
18,000 BTU1.5 tons
Efficiency
21.2 SEER211 HSPF2
Power
208/230V25A breaker
Refrigerant
R-454B25 ft line set
Install
DIYPre-charged, no vacuum

$2,242.00 each

Not sure about the size? Use the BTU sizing calculator, or call us and we'll size it with you. This is a DIY system: the pre-charged line set connects without a vacuum pump or gauges.

Distributor pricing and stock: call 678-467-5515 or email sales@discountkings.net.

About this product

Experience year-round comfort with the MRCOOL® DIY® 18k BTU 208/230V Hyper Heat 21.2 SEER Ductless Heat Pump Single Zone Mini Split Condenser—a high-performance solution designed for easy installation without the need for professional tools or experience. Perfect for spaces ranging from 500-800 sq. ft., this system is compatible with both our stylish wall-mounted air handlers and the discreet DIY® OuttaSight® Ceiling Cassette. Installation is quick and hassle-free, thanks to the 25-foot Quick Connect® line set, which comes pre-charged with eco-friendly R-454B refrigerant. No vacuum pump or gauges required. The included DIYPRO® cable adds extra durability, offering protection against outdoor elements, animals, and everyday wear. Control your comfort effortlessly with several convenient options: a handheld remote, the SmartHVAC mobile app for Apple and Android, or hands-free voice commands via Amazon Alexa and Google Assistant. The Gold Fin® condenser coating helps resist corrosion, making it a dependable option even in coastal climates. Advanced features enhance both convenience and efficiency. Auto-Restart resumes unit function after a power outage, Timer allows for customized operation based on your schedule, and Sleep maximizes energy usage while you sleep. For ultimate peace of mind, the MRCOOL® DIY® 18k BTU Hyper Heat Single Zone Mini Split includes a 7-year compressor and 5-year parts warranty with eligibility for the MRCOOL® Care Program for ultimate performance and confidence.

Documents & manuals

Specifications

Capacity & efficiency
TypeCondenser (outdoor unit) — heat pump (heats & cools)
SeriesDIY 5th Gen
Cooling capacity18,000 BTU
Heating capacity18,000 BTU
Nominal size1.5 tons
SEER221.2
EER212.5
HSPF211
Heats down to-22°F outdoor
Airflow1765.8 CFM
Sound level58 dBA
Electrical
Voltage208/230V
Phase1-phase
Min. circuit ampacity (MCA)19 A
Max. breaker (MOP)25 A
Inverter compressorYes
Refrigerant & line set
RefrigerantR-454B
Factory charge52.21 oz
Line set25 ft included
Max. line length75 ft
Liquid line1/4"
Suction line1/2"
InstallationDIY — pre-charged quick-connect line set, no vacuum pump needed
Physical
Dimensions (in)35.04 W × 13.46 D × 26.5 H
Weight99.87 lb
Shipping weight120.15 lb
ColorWhite
Certifications, warranty & ordering
ENERGY STARYes
AHRI certifiedYes
Safety listingUL
Compressor warranty7 years
Parts warranty5 years
UPC840255588096