18,000 BTU Floor, Ceiling, or Low-Wall Mini-Split Heat Pump System – 20.5 SEER2, 230V

Enjoy versatile, year-round climate control in your solarium or sunroom with this 18,000 BTU ductless mini-split system. Featuring inverter technology, a 20.5 SEER2 efficiency rating, and heat pump functionality, it delivers both heating and cooling for comfortable indoor living. Its flexible mounting options allow installation on the floor, ceiling, or low wall, helping you choose a configuration that suits your room layout and design preferences. Confirm room size, mounting requirements, electrical specifications, and installation needs before purchasing.

Summary

• High Efficiency Quantum Ultra Floor/Ceiling/Low-Wall Ductless Split Heat Pump System
• Cooling capacity: 18,000 BTU/H with 20.5 SEER2 / 11.7 EER2 efficiency
• Heating capacity: 18,000 BTU/H with 9.0 HSPF2 / 2.8 COP2 efficiency
• Voltage: 208/230V, 60Hz, 1Ph
• Floor/Ceiling/Low-Wall Mounted Ductless Air Conditioning & Heating System
• Variable-Speed DC Inverter Driven Performance
• Factory-Precharged with Environmentally Friendly R454b Refrigerant
• Ultra Low Ambient Range Operation (As low as -13°F in Heating / As high as 131°F in Cooling)

Features

• Heat Pump with Cooling, Heating, Dry, and Ventilation Modes
• Dual-Drainage Ports
• Washable, Reusable Air Filters
• Dual-Axis Airflow (Motorized Up-Down and Left-Right Louvers)
• Functional Remote with:
  • ECO and SLEEP Modes, for Energy-Conservation
  • Timer On/Off Control
  • TURBO, for Times of High-Demand
  • Self-Clean Cycle
  • MEMORY, to Recall Favorite Settings
  • IFEEL, to Detect and Adjust to Local Temperature

Technical Information & Performance

• AHRI Certificate
• Energy Guide
• Submittal Sheet

• System Kit
  • Power Supply: 208~230V, 60Hz, 1Ph
  • Cooling Rated Capacity: 18,000 BTU/h
  • Cooling Capacity Range: 4,550~20,200 BTU/h
  • Cooling SEER2: 20.5 BTU/W.h
  • Cooling EER2: 11.7 BTU/W.h
  • Heating Rated Capacity: 18,000 BTU/h
  • Heating Capacity Range: 2,910~22,840 BTU/h
  • Heating HSPF2 (Region IV/V): 9.0 / 8.2 BTU/W.h
  • Heating C.O.P.2 (47°F/5°F): 2.8 / 1.85 W/W
  • Refrigerant Type: R454b
  • Recommended Room Size: 500~750 sq ft
  • Minimum Room Size (Ceiling Suspended): 51 sq ft 
    
  • Minimum Room Size (Floor/Low Wall): 195 sq ft
  • Piping Diameter: 1/2" (Gas) / 1/4" (Liquid)
  • AHRI Reference: 217048766
• Indoor Unit
  • Part Number: UT018GLSILCFHG
  • Air Flow (Turbo/Hi/Med/Lo/Mute): 588 / 512 / 453 / 353 / 265 CFM
  • Sound Level (Turbo/Hi/Med/Lo/Mute): 50 / 46 / 44 / 40 / 36 dB(A)
  • Product Dimensions (WDH): 41"-1/2 x 26"-1/2 x 9"-1/4 Inches
  • Carton Dimensions (WDH): 44"-1/2 x 26"-1/2 x 12" Inches
  • Net / Gross Weight: 52.9 / 63.9 lbs
• Outdoor Unit
  • Part Number: YN018GLSI24RPG
  • Breaker Needed: 20A (double-pole)
  • Sound Level: 53 dB(A)
  • Net Dimensions (WDH): 36"-1/2 x 15" x 27"-1/2 Inches
  • Carton Dimensions (WDH): 37"-3/8 x 16"-1/2 x 28"-7/8 Inches
  • Net / Gross Weight: 90.4 / 97.0 lbs

Dimension Chart