Pioneer® Quantum Ultra™ 12,000 BTU 115V High-Wall Energy-Star Mini Split System

The Quantum Ultra™ High-Wall Series 12,000 BTU ductless mini split heat pump system from Pioneer delivers powerful, energy-efficient performance for single-zone residential and light commercial spaces. Designed for 110/120V operation, this ultra high efficiency system provides 23 SEER2 cooling and dependable 12,400 BTU heating performance with advanced DC inverter technology for consistent temperature control and quiet operation. Factory pre-charged with environmentally friendly R454b refrigerant and built to operate in extreme conditions as low as -13°F and as high as 131°F, this system ensures year-round comfort. Integrated Wi-Fi capability through the Pioneer Airlink App allows convenient smartphone control, while intelligent airflow features and multi-mode functionality create a balanced and comfortable indoor environment.

• High-Efficiency Performance: 12,000 BTU/H cooling capacity with 23 SEER2 / 13 EER2 and 12,400 BTU/H heating capacity with 10 HSPF2 / 3.81 COP2 for dependable, energy-conscious operation.
• Wide Voltage Compatibility: Operates on 110/120V, 60Hz, single-phase power for flexible residential installation.
• Extreme Temperature Operation: Designed to perform in low ambient conditions down to -13°F in heating and up to 131°F in cooling.
• Advanced DC Inverter Technology: Variable-speed compressor adjusts output automatically for precise climate control and reduced energy usage.
• Smart Wi-Fi Control: Built-in Wi-Fi connectivity allows full system management through the free Pioneer Airlink App.
• Multi-Mode Comfort Settings: Includes Cooling, Heating, Dry (Dehumidification), and Ventilation modes for year-round flexibility.
• Dual-Axis Airflow: Motorized up-down and left-right louvers distribute air evenly throughout the room.
• Intelligent Remote Features: ECO and Sleep modes, Turbo function, Timer On/Off control, Self-Clean cycle, Memory function, and IFEEL temperature sensing for personalized comfort.
• Durable & Easy Maintenance: Washable, reusable air filters and dual-drainage ports for long-term performance.
• Environmentally Responsible Refrigerant: Factory pre-charged with R454b refrigerant for improved efficiency and lower environmental impact.

Free Curbside Delivery
All orders include free curbside delivery via FedEx Ground, FedEx Freight, or the most trusted carrier available. Please note that delivery is to the curbside only - be sure to arrange for assistance if needed, as the carrier will not bring items inside your home.

Tracking & Delivery Scheduling
In most cases, you will receive tracking details 3-5 business days after you place your order. When the tracking number is sent, please allow 1-2 business days for the tracking number to populate details.

See our full Shipping Policy here.

Returns must be requested within 30 days of your delivery date. We are unable to process returns submitted after this period. Products must be unused, uninstalled, and in their original packaging, including the box and pallet, to qualify for a return.

Please note, a minimum 15% restocking fee and return shipping fee will be applied to all approved returns.

See our full Return Policy here.