• MRCOOL | MRCOOL Olympus 4th Gen Wall AH 12,000 BTU (1 Ton) – O-12-HP-WMAH-230C-O | CLICK HERE TO CONTACT US FOR CUSTOM QUOTES AND QUESTIONS CLICK TO CALL US 737-738-6329 FOR A
  • MRCOOL | MRCOOL Olympus 4th Gen Wall AH 12,000 BTU (1 Ton) – O-12-HP-WMAH-230C-O | CLICK HERE TO CONTACT US FOR CUSTOM QUOTES AND QUESTIONS CLICK TO CALL US 737-738-6329 FOR A
  • MRCOOL | MRCOOL Olympus 4th Gen Wall AH 12,000 BTU (1 Ton) – O-12-HP-WMAH-230C-O | CLICK HERE TO CONTACT US FOR CUSTOM QUOTES AND QUESTIONS CLICK TO CALL US 737-738-6329 FOR A
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MRCOOL

MRCOOL Olympus 4th Gen Wall AH 18,000 BTU (1.5 Ton) – O-18-HP-WMAH-230C-O

SKU: O-18-HP-WMAH-230C-O

System highlights
AC Type
Wall Mount
Refrigerant Type
R454B
Brand
MRCOOL
Indoor Unit
18000 BTU (1.5 TON)
Voltage
208-230V
Looking For
Wall Mount
Cooling Area (sq.ft.)
550-1000
Series
Olympus 4th Generation
Installation Kit

NOTE: THE DEFAULT SELECTION DOES NOT INCLUDE AN INSTALLATION KIT. UPGRADE YOUR SELECTION TO ADD TO YOUR ORDER.

Price

$526.00
Shipping calculated at checkout.
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MRCOOL — Wall Mount

MRCOOL Olympus 4th Gen Wall AH 18,000 BTU (1.5 Ton) – O-18-HP-WMAH-230C-O

Contact for custom quotes Call 800-543-8933

CLICK HERE TO CONTACT US FOR CUSTOM QUOTES AND QUESTIONS

CLICK TO CALL US 800-543-8933 FOR ANY QUESTIONS

MRCOOL Olympus 4th Gen Wall AH 18,000 BTU (1.5 Ton) – O-18-HP-WMAH-230C-O

Overview

Ideal for up to800 sq. ft., this ESTAR® 18K wall unit pairs quick, clean installation with quiet performance down to19.5 dBA. Built-in Wi-Fi enables app and voice control, and the included remote keeps everyday adjustments simple. With efficiency up toSEER2 23.5and low-GWPR-454Brefrigerant, it’s an easy upgrade for bedrooms, offices, and garages seeking year-round comfort and lower operating costs. Covered by limited,7-year compressor, and5-year partswarranties.

Quick Facts

  • Capacity:18,000 BTU(1.5 Ton)
  • Coverage:Up to 800 sq. ft.
  • Refrigerant:R-454B
  • Voltage/Phase/Frequency:208/230V, 1-Phase, 60 Hz
  • Sound:49.5 / 45 / 38 / 31.5 / 19.5 dBA
  • Fan Speeds:5 (Variable)with Oscillation
  • Smart Control:Wi-Fi + App + Alexa/Google
  • Listings:UL, CSA, ETL

Use our sizing calculator (BTU Calculator).

Works With (Outdoor Units)

O-ES-18-HP-C-230C-O1, MULTI4-27HP230C-O, MULTI5-36HP230C-O, MULTI6-48HP230C-O

Key Features

  • Clean, modern wall-mount design
  • Quiet operation down to19.5 dBA
  • R-454Blow-GWP refrigerant
  • Wi-Fi/app/voice + handheld remote
  • Sleep Mode, Auto Cool, Fan-Only

Technical Specifications

Specification Details
Brand / Series MRCOOL / Olympus 4th Gen Air Handlers
Model O-18-HP-WMAH-230C-O
GTIN / UPC 00840255587723 / 840255587723
Unit Type Mini-Split
Tonnage 1.5
Voltage / Phase / Cycle 208/230V / 1-Phase / 60 Hz
Max Fuse Breaker 15 A
Min Circuit Ampacity 3 A
Mount Type Wall
Color White
Max Coverage Area Up to 800
Refrigerant Type R-454B
Sound (dBA) 49.5 / 45 / 38 / 31.5 / 19.5
Number of Speeds 5 (Variable)
Oscillation Yes
Lineset Fitting Type Flare
Liquid / Suction Line 1/4" / 1/2"
Blower Motor Speeds (CFM) 635.7 / 500.3 / 359 / 294.3 / 294.3
Blower Motor RPM 1190 / 994 / 896
Filter Type Reusable
Aux Heater (Incl/Avail) No / No
Fan Only / Sleep / Auto Cool Yes / Yes / Yes
Wi-Fi / App / iOS / Android Yes / Yes / Yes / Yes
Remote Included Yes
UL / CSA / ETL Listed Yes / Yes / Yes
Prop 65 Yes
Restricted States GU, PR, VI
Net Dimensions (HxWxD) 12.64" × 40.31" × 9.69"
Net / Gross Weight 27.34 lbs / 36.6 lbs
Gross Dimensions (HxWxD) 15.75" × 43.11" × 12.8"

Warranty Information

  • Limited(see MRCOOL terms)
  • 7-YearCompressor Coverage
  • 5-YearParts Warranty

Manuals & Downloads

Please note:Indoor air handler must be matched with a compatible MRCOOL outdoor unit.