Pioneer® Quantum Ultra™ 12,000 BTU 23 SEER2 115V High-Wall Ductless Energy-Star Mini-Split Air Conditioner Inverter Heat Pump Full Set

The Pioneer® Quantum Ultra™ 12,000 BTU 23 SEER2 115V High-Wall Ductless Energy-Star Mini-Split Air Conditioner Inverter Heat Pump Full Set delivers ultra high efficiency comfort with 12,000 BTU/h cooling (23 SEER2 / 13 EER2) and 12,400 BTU/h heating (10.0 HSPF2 / 3.81 COP2). This wall-mounted, Wi-Fi enabled system runs on 110/120V power, uses a variable-speed DC inverter, and ships factory-precharged with eco-friendly R454b refrigerant for reliable operation from -13°F (heating) up to 131°F (cooling).

Specifications

• Power Supply: 110–120V, 60Hz, 1Ph

• Cooling Rated Capacity: 12,000 BTU/h (Range: 2,500–12,500 BTU/h)

• Cooling Efficiency: 23.0 SEER2 / 13.0 EER2

• Heating Rated Capacity: 12,400 BTU/h (Range: 2,500–15,000 BTU/h)

• Heating Efficiency: 10.0 / 8.6 HSPF2 (Region IV) • COP2 3.81 / 2.1 (47°F / 5°F)

• Refrigerant: R454b (factory-precharged)

• Operating Range: −13°F (heat) to 131°F (cool)

• Room Size: Recommended 250–500 sq ft (minimum 40 sq ft)

• Minimum Installation Height: 6 ft

• Piping Diameter: 1/4" × 3/8"

• AHRI Reference: 217048750

• Indoor Unit (WT012ALSI24HLG): Airflow 500/470/411/323/205 CFM • Sound 46/44/36/32/30 dB(A)

• Indoor Dimensions (W×D×H): 36½" × 7⅝" × 12" • Net/Gross 23.1/30.9 lb

• Outdoor Unit (YN012ALSI24RPG): 52 dB(A) • Breaker 20A (single-pole)

• Outdoor Dimensions (W×D×H): 31⅞" × 12" × 21⅝" • Net/Gross 58.4/65.0 lb

Features

• Comfort Modes: Heat pump with Cooling, Heating, Dry, and Ventilation

• Wi-Fi Control: Pioneer Airlink App for smartphone control

• Inverter Drive: Variable-speed DC inverter performance

• Drainage: Dual-drainage ports

• Filtration: Washable, reusable air filters

• Airflow & Remote: Dual-axis airflow (motorized up/down & left/right) and remote with ECO, SLEEP, Timer, TURBO, Self-Clean, MEMORY, and IFEEL (local temperature sensing)

Installation Options

• Include System Installation Kit: Add Standard Copper Lineset, Add EZFlex™ Flexible Pipe, or No Installation Kit Needed

• Installation Kit Length: 10 Ft, 16 Ft, 25 Ft, 33 Ft, 50 Ft, or None

Maintenance

• Monthly: Clean and dry filters; ensure drains are clear

• Seasonally: Rinse indoor/outdoor coils; test Wi-Fi and remote functions

• Annually: Qualified HVAC check of electrical, refrigerant lines, and performance

Warranty

• Coverage: Manufacturer compressor and parts warranty; see policy for terms

• Docs: AHRI Certificate & Energy Guide available via links

Dimension Chart