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MRCOOL Olympus Energy Star 18K BTU, 1.5 Ton, Ductless Mini Split Wall Mounted Air Handler (O-18-HP-WMAH-230B)

MRCOOL Olympus Energy Star 18K BTU, 1.5 Ton, Ductless Mini Split Wall Mounted Air Handler (O-18-HP-WMAH-230B)

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MRCOOL Olympus Energy Star 18K BTU, 1.5 Ton, Ductless Mini Split Wall Mounted Air Handler (O-18-HP-WMAH-230B)

The MRCOOL Olympus 18k Ductless Mini-Split Wall-Mounted Air Handler is an affordable and energy efficient option to handle the heating and cooling in one area of your home. It features an easy installation and set up with wifi-enabled digital control via the SmartHVAC app or your Amazon Alexa or Google Assistant. You can also control the unit with the included remote. Other useful features include auto restart, Sleep mode, auto swing, and the convenient Follow Me function.

Features
  • Installation by a licensed professional required where applicable

  • Includes features such as timer mode, auto swing, sleep mode, turbo mode, auto restart, refrigerant leakage detection, and more

Specifications

Dimensions

37.99" W x 12.56" H x 9.41" D

Voltage

208/230V

Phase

1

Cycle

60 Hz

Blow Motor RPM

1240/1024/916

Filter Type

Replaceable

Overload Protection

Yes

Fan Only Option

Yes

Quiet Mode

Yes

Sleep Mode

Yes

Auto Cool

Yes

Wifi Compatibility

Yes

App Compatibility

Yes

Works with IOS

Yes

Works with Android

Yes

Remote Control Included

Yes

Energy Star Compliant

Yes

Energy Star Certified

Yes

AHRI Certified

Yes

Registered Warranty

5-year Parts/7-year Compressor/1-year Remote

Registered Parts Warranty

5-year

Registered Remote Warranty

1-year

Has Batteries

Yes

Contains Electronics

Yes

Contains Chemicals

Yes

Contains Aerosol

Yes

Contains Compressed Gas

Yes

Restricted States

GU, PR, VI

Net Weight

27.12lbs

Gross Depth

15.75in

Gross Height

12.80in

Gross Width

41.14in

Gross Weight

35.71lbs
What our Experts Think
  • Energy Star Certified – 18,000 BTU (1.5 Ton) capacity with high efficiency for lower energy costs.

  • Wall-Mounted Design – Space-saving, modern look that integrates seamlessly into living areas.

  • Quiet Comfort – Delivers powerful airflow with low operating noise for year-round comfort.

  • Flexible Compatibility – Designed to pair with MRCOOL Olympus condensers for heating and cooling.

  • Smart Solution – Ideal for medium-sized rooms needing efficient, ductless climate control.

Q&A

Q: What is the MRCOOL Olympus 18K Wall Mounted Air Handler used for?
A: It’s a ductless mini split indoor air handler that provides efficient heating and cooling when paired with a compatible MRCOOL Olympus condenser.

Q: How much space can it cover?
A: With 18,000 BTU (1.5 tons) of capacity, it efficiently serves medium-sized rooms up to 700–1,000 sq. ft., depending on insulation and climate.

Q: Is it energy efficient?
A: Yes, it’s ENERGY STAR certified and built with inverter technology for reduced energy consumption and lower utility bills.

Q: Does it provide both heating and cooling?
A: Yes, when connected to an Olympus condenser, it functions as a heat pump system for year-round comfort.

Q: How is it installed?
A: The sleek, wall-mounted design is simple to install, blends with most interiors, and offers quiet, even air distribution.

Q: Who is this air handler best for?
A: Ideal for homeowners seeking a high-efficiency, space-saving solution for heating and cooling individual rooms.

Maintenance Tips
  • Clean Filters: Wash or replace air filters every 4–6 weeks for efficient performance.

  • Wipe Exterior: Use a soft cloth to clean the unit’s surface; avoid abrasive cleaners.

  • Check Louvers: Ensure louvers move freely and remain dust-free for proper airflow.

  • Condensate Drain: Inspect regularly to prevent clogs and water leakage.

  • Monitor Noise: Listen for unusual sounds that may indicate fan or motor issues.

  • Seasonal Maintenance: Inspect before peak heating or cooling use.

  • Annual Service: Have a professional perform a full system check to extend lifespan.