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Pioneer® Quantum Hyperformance™ 18,000 BTU 23.5 SEER2 230V High-Wall Ductless Energy-Star Mini-Split Air Conditioner Inverter Hyper Heat Pump Full Set
The Pioneer® Quantum Hyperformance™ 18,000 BTU 23.5 SEER2 230V High-Wall Ductless Energy-Star Mini-Split Air Conditioner Inverter Hyper Heat Pump Full Set delivers ultimate efficiency and comfort in any climate. Designed for high-performance heating and cooling, this wall-mounted system features advanced DC inverter technology, smart Wi-Fi control, and extreme climate capability. Ideal for residential or light commercial use, it ensures quiet, efficient, and customizable comfort all year round.
Specifications
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Cooling Capacity: 18,000 BTU/H (23.5 SEER2 / 12.5 EER2)
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Heating Capacity: 18,000 BTU/H (10.0 HSPF2 / 3.8 COP2)
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Voltage: 208/230V, 60Hz, 1Ph
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Refrigerant Type: R454b (Environmentally Friendly)
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Operation Range: Heating down to -22°F / Cooling up to 131°F
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Recommended Room Size: 500–750 sq. ft.
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Mount Type: High Wall-Mounted
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Wi-Fi Control: Yes, via Pioneer Airlink App
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Inverter Technology: Variable-Speed DC Inverter
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AHRI Reference: 217048756
Indoor Unit
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Model: WT018GLSI25HLH
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Air Flow (Turbo/Hi/Med/Lo/Mute): 735 / 676 / 529 / 423 / 394 CFM
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Sound Level (Turbo–Mute): 48 / 45 / 40 / 37 / 34 dB(A)
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Dimensions (W×D×H): 43⅛" × 8¾" × 13"
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Weight (Net / Gross): 30.9 / 35.3 lbs
Outdoor Unit
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Model: YN018GLSI25RPH
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Breaker Required: 20A Double-Pole
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Sound Level: 58 dB(A)
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Dimensions (W×D×H): 36½" × 15" × 27½"
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Weight (Net / Gross): 93.7 / 102.5 lbs
Features
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All-Season Heat Pump: Cooling, Heating, Dry, and Ventilation Modes
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Dual-Drainage System: Flexible installation options
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Air Filtration: Washable, Reusable Filters for long-term use
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Dual-Axis Airflow: Motorized up-down and left-right louvers for complete air coverage
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Smart Remote Control: ECO, SLEEP, TIMER, TURBO, SELF-CLEAN, MEMORY, and IFEEL Functions
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Wi-Fi Enabled: Control anytime via the Pioneer Airlink App
Technical Documents
Dimensions

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Indoor Unit (W×D×H): 43⅛" × 8¾" × 13"
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Outdoor Unit (W×D×H): 36½" × 15" × 27½"
