Pioneer Quantum Ultra 12,000 BTU 24 SEER2 230V High-Wall Ductless Energy-Star Mini-Split Air Conditioner Inverter Heat Pump Full Set - WYT012GLSI24RL-10S
- Ultra High Efficiency Quantum Ultra Ductless Mini Split Heat Pump System
- Cooling capacity: 12,000 BTU/H with 24 SEER2 / 13 EER2 efficiency
- Heating capacity: 12,600 BTU/H with 10 HSPF2 / 3.81 COP2 efficiency
- Voltage: 208/230V, 60Hz, 1Ph
- High Wall-Mounted Ductless Air Conditioning & Heating System
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Wi-Fi Enabled and Controllable By Smartphone via the Free Pioneer Airlink App
- Variable-Speed DC Inverter Driven Performance
- Factory-Precharged with Environmentally Friendly R454b Refrigerant
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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
What our Experts Think
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Optimal mid‑size performance (12,000 BTU)
This full‑set mini‑split is built for medium rooms (~350–500 sq ft), delivering reliable cooling and heating with balanced comfort.
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Top‑tier efficiency (24 SEER2 + 13 EER2)
One of the highest efficiency ratings in its class, helping reduce electricity costs without sacrificing performance in year‑round HVAC use.
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Energy‑Star certified & inverter‑driven
Energy‑Star status plus variable‑speed DC inverter technology means precise temperature control, lower energy draw, and quieter operation than fixed‑speed units.
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All‑season, wide‑range performance
Heat pump design handles cooling, heating, dry, and ventilation modes, operating efficiently over a wide temperature range (down to ‑13 °F heating, up to 131 °F cooling).
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Smart Wi‑Fi control included
Built‑in Wi‑Fi & Airlink app compatibility lets users adjust settings remotely, set schedules, and monitor performance from a smartphone.
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User‑friendly comfort modes
Remote features like ECO, Sleep, Turbo, Self‑Clean, Memory, and “I FEEL” sensing allow personalized, efficient climate control.
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Quiet, energy‑saving design with modern refrigerant
Indoor sound levels as low as 30 dB at quiet mode and eco‑friendly R454b refrigerant improve comfort and sustainability.
Q&A
Q: What room size is this 12,000 BTU mini split ideal for?
A: Perfect for medium rooms (approx. 400–500 sq. ft), such as bedrooms, home offices, or small living areas.
Q: Is this unit Energy Star certified?
A: Yes, it is Energy Star certified for high efficiency and lower energy costs.
Q: Does it provide both cooling and heating?
A: Yes, this inverter heat pump delivers year-round cooling and heating.
Q: How energy-efficient is the 24 SEER2 rating?
A: With 24 SEER2, it ensures excellent energy savings while maintaining consistent comfort.
Q: What comes included in the full set?
A: Includes indoor high-wall unit, outdoor condenser, and pre-charged installation kit for easy setup.
Q: Does it support Wi-Fi or smart control?
A: Yes, it supports Wi-Fi modules for remote operation, scheduling, and monitoring via smartphone.
Q: How quiet is the indoor unit?
A: Operates quietly between 30–40 dB, suitable for bedrooms, offices, and living spaces.
Q: What voltage does it require?
A: Designed for 208–230V single-phase power.
Q: What comfort and usability features are included?
A: Turbo mode, ECO mode, sleep mode, self-cleaning, auto restart, timer, and multi-directional airflow for optimal comfort.
Q: Is it suitable for extreme weather conditions?
A: Yes, engineered for efficient operation in both hot summers and cold winters.
Maintenance Tips
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Clean washable air filters every 2–4 weeks – Maintains optimal airflow and Energy Star 24 SEER2 efficiency
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Run self-clean function regularly – Prevents mold, bacteria, and odor buildup inside the indoor unit
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Keep indoor & outdoor units free of dust and debris – Ensures consistent airflow and peak cooling/heating for 400–600 sq ft areas
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Check and clear condensate drain line – Prevents leaks and water damage
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Maintain 2–3 ft clearance around outdoor unit – Supports efficient heat exchange and inverter performance
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Inspect refrigerant lines annually – Ensures leak-free operation and reliable capacity
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Use ECO, Sleep & Wi-Fi smart modes – Reduces compressor wear and lowers energy consumption
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Schedule annual professional servicing – Maximizes inverter efficiency and extends system lifespan
Damage 
Loss 
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