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MRCOOL

MRCOOL Signature 1.5 Ton up to 14.3 SEER2 18,000 BTU Split Air Conditioner

MCAESAS4T1821AA

17,000 BTU · 14.3 SEER2 · 208/230V · R-454B

Part of Signature Series – Condensers

Cooling capacity
17,000 BTU1.5 tons
Efficiency
14.3 SEER2
Power
208/230V20A breaker
Refrigerant
R-454B

Call for pricing Add it to your cart and send us a quote request — or call 678-467-5515.

Not sure about the size? Use the BTU sizing calculator, or call us and we'll size it with you. Professional installation by a licensed HVAC contractor is required for the manufacturer warranty.

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

About this product

The MRCOOL® Signature Series 18k Cooling Only Condenser is a reliable and efficient solution for homeowners seeking powerful cooling with long-term savings in mind. With a 14.3 SEER2 and 11.7 EER2 rating, this unit delivers steady performance while helping reduce energy costs. Pre-charged with eco-friendly R-454B refrigerant, this unit meets updated environmental standards without sacrificing performance. The refrigerant is factory-filled to simplify setup, saving time and reducing installation costs. Built for durability, the condenser features a dependable scroll compressor and high-efficiency inner-groove copper tubing. Operating at just 60 decibels, the unit is quiet enough for residential spaces, thanks to a sound-dampening top. A wire fan discharge grille and steel louver coil guard add an extra layer of protection to internal components. Installation and maintenance are straightforward, with sweat connection service valves and an easy-access gauge port. The compact design allows for flexible placement in a variety of locations. For added peace of mind and long-term confidence in your investment, MRCOOL® provides a comprehensive 10-year limited parts warranty and a limited lifetime compressor warranty. This industry-backed warranty reflects MRCOOL®'s commitment to quality, durability, and customer satisfaction. With dependable cooling, quiet operation, and long-term reliability, the MRCOOL® Signature Series 18k Cooling Only Condenser is built for lasting comfort.

Documents & manuals

Specifications

Capacity & efficiency
TypeCondenser (outdoor unit)
SeriesSignature Series
Cooling capacity17,000 BTU
Nominal size1.5 tons
SEER214.3
EER211.7
Airflow1950 CFM
Sound level60 dBA
Electrical
Voltage208/230V
Phase1-phase
Min. circuit ampacity (MCA)12.2 A
Max. breaker (MOP)20 A
Refrigerant & line set
RefrigerantR-454B
Factory charge74 oz
Max. line length100 ft
Liquid line3/8"
Suction line3/4"
Physical
Dimensions (in)23.6 W × 23.6 D × 25 H
Weight132 lb
Shipping weight139 lb
ColorGrey
Certifications, warranty & ordering
AHRI certifiedYes
Safety listingUL, ETL
Parts warranty10 years
UPC840255595711