Other Products ｜MRCOOL® Olympus 18,000 Btu 1.5 Ton Ducted Mini Split Air Handler 230V/60Hz, DUCT-18HP-230B-O

Description 
(NON-DIY)
The MRCOOL® OLYMPUS 18K DUCT Air Handler is a compact and efficient heating and cooling solution designed for spaces up to 750 square feet. Its ceiling-integrated design ensures a seamless, modern look that fits effortlessly into both residential and light commercial spaces. With easy-to-use controls, eco-friendly refrigerant, and dependable performance, this unit offers a perfect balance of comfort, style, and sustainability.

Discreet Design: Ceiling-integrated setup allows for a flush, modern installation that complements any interior space.

Ideal Coverage: Designed to efficiently heat and cool rooms up to 750 sq. ft., making it perfect for bedrooms, offices, or small living areas.

Convenient Controls: Includes both a wired wall-mounted controller and a handheld remote for flexible, easy operation.

Eco-Friendly Refrigerant: Utilizes R-454B refrigerant with low global warming potential, combining environmental responsibility with strong performance.

Quiet Operation: Engineered for minimal noise, maintaining a peaceful atmosphere while delivering consistent comfort.

Reliable Warranty: Protected by a 5-year parts warranty for long-term peace of mind.

Professional Installation Required
As part of the Olympus professional series, this air handler must be installed by a licensed HVAC technician. Pre-charging, evacuation and pressure testing ensures the system’s refrigerant integrity, energy efficiency and warranty eligibility.
SPECIFICATIONS & DIMENSIONS

DIMENSIONS

Dimensions
34.65" W x 26.54" D x 8.27" H

Mount Type
Ducted

Weight
54.45 lbs

CAPACITY & PERFORMANCE

Tonnage
1.5 Ton

Capacity
18,000 BTU

Coverage Area
501 to 750 sq ft.

ELECTRICAL REQUIREMENTS

Voltage
208-230V

Phase
1

Cycle
60 Hz

Max Fuse Breaker
15A

Min Circuit Ampacity
3A

REFRIGERANT & PIPING

Refrigerant Type
R-454B

Liquid Line Size
1/4"

Suction Line Size
1/2"

FEATURES

Fan Only Option
Yes

Quiet Mode
Yes

Auto Cool
Yes

Wifi Compatibility
No

App Compatibility
No

Works with IOS
No

Works with Android
No

Remote Control Included
Yes

CERTIFICATION & WARRANTY

Certifications
UL Listed, ETL Listed, CSA Listed

Warranty
5 Year Parts

 
Why the Olympus Series is the Best Choice
Within the “Good, Better, Best” lineup of MRCOOL® offerings, the Olympus Series is the Best. It’s designed for professional installations, larger zones, full comfort systems, and offers the highest tier of durability and performance. Ideal for homeowners and contractors seeking premium ducted mini-split solutions that deliver reliable long-term comfort.

Premium build for demanding comfort applications
Compatible with Olympus outdoor condensers for single- or multi-zone setups
Engineered for quiet, efficient performance
Full nationwide shipping from the USA’s most trusted MRCOOL® dealer
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